From eb54f1307fa48c883b12f1a3a9aeb520f20068cc Mon Sep 17 00:00:00 2001
From: aws-sdk-go-automation
 <43143561+aws-sdk-go-automation@users.noreply.github.com>
Date: Fri, 23 Feb 2024 14:23:24 -0500
Subject: [PATCH] Release v1.50.25 (2024-02-23) (#5179)

Release v1.50.25 (2024-02-23)
===

### Service Client Updates
* `service/appsync`: Updates service documentation
* `service/qldb`: Updates service documentation
* `service/rds`: Updates service API, documentation, waiters, paginators, and examples
  * Add pattern and length based validations for DBShardGroupIdentifier
* `service/rum`: Updates service documentation
---
 CHANGELOG.md                                  |  10 +
 aws/version.go                                |   2 +-
 models/apis/appsync/2017-07-25/docs-2.json    |  10 +-
 models/apis/qldb/2019-01-02/docs-2.json       |   4 +-
 .../qldb/2019-01-02/endpoint-rule-set-1.json  | 366 ++++++++----------
 models/apis/rds/2014-10-31/api-2.json         |  16 +-
 models/apis/rds/2014-10-31/docs-2.json        |  15 +-
 models/apis/rum/2018-05-10/docs-2.json        |  18 +-
 .../rum/2018-05-10/endpoint-rule-set-1.json   | 366 ++++++++----------
 .../apis/rum/2018-05-10/endpoint-tests-1.json | 158 +++++---
 service/appsync/api.go                        |  28 +-
 service/cloudwatchrum/api.go                  |  77 ++--
 service/qldb/api.go                           |   7 +-
 service/rds/api.go                            |  30 +-
 14 files changed, 576 insertions(+), 531 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 01553ec4e9..96b3a85ce0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+Release v1.50.25 (2024-02-23)
+===
+
+### Service Client Updates
+* `service/appsync`: Updates service documentation
+* `service/qldb`: Updates service documentation
+* `service/rds`: Updates service API, documentation, waiters, paginators, and examples
+  * Add pattern and length based validations for DBShardGroupIdentifier
+* `service/rum`: Updates service documentation
+
 Release v1.50.24 (2024-02-22)
 ===
 
diff --git a/aws/version.go b/aws/version.go
index a1b1509c5b..e026795755 100644
--- a/aws/version.go
+++ b/aws/version.go
@@ -5,4 +5,4 @@ package aws
 const SDKName = "aws-sdk-go"
 
 // SDKVersion is the version of this SDK
-const SDKVersion = "1.50.24"
+const SDKVersion = "1.50.25"
diff --git a/models/apis/appsync/2017-07-25/docs-2.json b/models/apis/appsync/2017-07-25/docs-2.json
index 05dfc91377..05c77e90fb 100644
--- a/models/apis/appsync/2017-07-25/docs-2.json
+++ b/models/apis/appsync/2017-07-25/docs-2.json
@@ -278,8 +278,8 @@
       "base": null,
       "refs": {
         "ApiCache$healthMetricsConfig": "<p>Controls how cache health metrics will be emitted to CloudWatch. Cache health metrics include:</p> <ul> <li> <p>NetworkBandwidthOutAllowanceExceeded: The network packets dropped because the throughput exceeded the aggregated bandwidth limit. This is useful for diagnosing bottlenecks in a cache configuration.</p> </li> <li> <p>EngineCPUUtilization: The CPU utilization (percentage) allocated to the Redis process. This is useful for diagnosing bottlenecks in a cache configuration.</p> </li> </ul> <p>Metrics will be recorded by API ID. You can set the value to <code>ENABLED</code> or <code>DISABLED</code>.</p>",
-        "CreateApiCacheRequest$healthMetricsConfig": "<p>Controls how cache health metrics will be emitted to CloudWatch. Cache health metrics include:</p> <ul> <li> <p>NetworkBandwidthOutAllowanceExceeded: The number of times a specified GraphQL operation was called.</p> </li> <li> <p>EngineCPUUtilization: The number of GraphQL errors that occurred during a specified GraphQL operation.</p> </li> </ul> <p>Metrics will be recorded by API ID. You can set the value to <code>ENABLED</code> or <code>DISABLED</code>.</p>",
-        "UpdateApiCacheRequest$healthMetricsConfig": "<p>Controls how cache health metrics will be emitted to CloudWatch. Cache health metrics include:</p> <ul> <li> <p>NetworkBandwidthOutAllowanceExceeded: The number of times a specified GraphQL operation was called.</p> </li> <li> <p>EngineCPUUtilization: The number of GraphQL errors that occurred during a specified GraphQL operation.</p> </li> </ul> <p>Metrics will be recorded by API ID. You can set the value to <code>ENABLED</code> or <code>DISABLED</code>.</p>"
+        "CreateApiCacheRequest$healthMetricsConfig": "<p>Controls how cache health metrics will be emitted to CloudWatch. Cache health metrics include:</p> <ul> <li> <p>NetworkBandwidthOutAllowanceExceeded: The network packets dropped because the throughput exceeded the aggregated bandwidth limit. This is useful for diagnosing bottlenecks in a cache configuration.</p> </li> <li> <p>EngineCPUUtilization: The CPU utilization (percentage) allocated to the Redis process. This is useful for diagnosing bottlenecks in a cache configuration.</p> </li> </ul> <p>Metrics will be recorded by API ID. You can set the value to <code>ENABLED</code> or <code>DISABLED</code>.</p>",
+        "UpdateApiCacheRequest$healthMetricsConfig": "<p>Controls how cache health metrics will be emitted to CloudWatch. Cache health metrics include:</p> <ul> <li> <p>NetworkBandwidthOutAllowanceExceeded: The network packets dropped because the throughput exceeded the aggregated bandwidth limit. This is useful for diagnosing bottlenecks in a cache configuration.</p> </li> <li> <p>EngineCPUUtilization: The CPU utilization (percentage) allocated to the Redis process. This is useful for diagnosing bottlenecks in a cache configuration.</p> </li> </ul> <p>Metrics will be recorded by API ID. You can set the value to <code>ENABLED</code> or <code>DISABLED</code>.</p>"
       }
     },
     "CachingConfig": {
@@ -543,7 +543,7 @@
     "DataSourceLevelMetricsBehavior": {
       "base": null,
       "refs": {
-        "EnhancedMetricsConfig$dataSourceLevelMetricsBehavior": "<p>Controls how data source metrics will be emitted to CloudWatch. Data source metrics include:</p> <ul> <li> <p>Requests: The number of invocations that occured during a request.</p> </li> <li> <p>Latency: The time to complete a data source invocation.</p> </li> <li> <p>Errors: The number of errors that occurred during a data source invocation.</p> </li> </ul> <p>These metrics can be emitted to CloudWatch per data source or for all data sources in the request. Metrics will be recorded by API ID and data source name. <code>dataSourceLevelMetricsBehavior</code> accepts one of these values at a time:</p> <ul> <li> <p> <code>FULL_REQUEST_DATA_SOURCE_METRICS</code>: Records and emits metric data for all data sources in the request.</p> </li> <li> <p> <code>PER_DATA_SOURCE_METRICS</code>: Records and emits metric data for data sources that have the <code>metricConfig</code> value set to <code>ENABLED</code>.</p> </li> </ul>"
+        "EnhancedMetricsConfig$dataSourceLevelMetricsBehavior": "<p>Controls how data source metrics will be emitted to CloudWatch. Data source metrics include:</p> <ul> <li> <p>Requests: The number of invocations that occured during a request.</p> </li> <li> <p>Latency: The time to complete a data source invocation.</p> </li> <li> <p>Errors: The number of errors that occurred during a data source invocation.</p> </li> </ul> <p>These metrics can be emitted to CloudWatch per data source or for all data sources in the request. Metrics will be recorded by API ID and data source name. <code>dataSourceLevelMetricsBehavior</code> accepts one of these values at a time:</p> <ul> <li> <p> <code>FULL_REQUEST_DATA_SOURCE_METRICS</code>: Records and emits metric data for all data sources in the request.</p> </li> <li> <p> <code>PER_DATA_SOURCE_METRICS</code>: Records and emits metric data for data sources that have the <code>metricsConfig</code> value set to <code>ENABLED</code>.</p> </li> </ul>"
       }
     },
     "DataSourceLevelMetricsConfig": {
@@ -750,7 +750,7 @@
       }
     },
     "EnhancedMetricsConfig": {
-      "base": "<p>Enables and controls the enhanced metrics feature. Enhanced metrics emit granular data on API usage and performance such as AppSync request and error counts, latency, and cache hits/misses. All enhanced metric data is sent to your CloudWatch account, and you can configure the types of data that will be sent. </p> <p>Enhanced metrics can be configured at the resolver, data source, and operation levels. <code>EnhancedMetricsConfig</code> contains three required parameters, each controlling one of these categories:</p> <ol> <li> <p> <code>resolverLevelMetricsBehavior</code>: Controls how resolver metrics will be emitted to CloudWatch. Resolver metrics include:</p> <ul> <li> <p>GraphQL errors: The number of GraphQL errors that occurred.</p> </li> <li> <p>Requests: The number of invocations that occurred during a request. </p> </li> <li> <p>Latency: The time to complete a resolver invocation.</p> </li> <li> <p>Cache hits: The number of cache hits during a request.</p> </li> <li> <p>Cache misses: The number of cache misses during a request.</p> </li> </ul> <p>These metrics can be emitted to CloudWatch per resolver or for all resolvers in the request. Metrics will be recorded by API ID and resolver name. <code>resolverLevelMetricsBehavior</code> accepts one of these values at a time:</p> <ul> <li> <p> <code>FULL_REQUEST_RESOLVER_METRICS</code>: Records and emits metric data for all resolvers in the request.</p> </li> <li> <p> <code>PER_RESOLVER_METRICS</code>: Records and emits metric data for resolvers that have the <code>metricConfig</code> value set to <code>ENABLED</code>.</p> </li> </ul> </li> <li> <p> <code>dataSourceLevelMetricsBehavior</code>: Controls how data source metrics will be emitted to CloudWatch. Data source metrics include:</p> <ul> <li> <p>Requests: The number of invocations that occured during a request.</p> </li> <li> <p>Latency: The time to complete a data source invocation.</p> </li> <li> <p>Errors: The number of errors that occurred during a data source invocation.</p> </li> </ul> <p>These metrics can be emitted to CloudWatch per data source or for all data sources in the request. Metrics will be recorded by API ID and data source name. <code>dataSourceLevelMetricsBehavior</code> accepts one of these values at a time:</p> <ul> <li> <p> <code>FULL_REQUEST_DATA_SOURCE_METRICS</code>: Records and emits metric data for all data sources in the request.</p> </li> <li> <p> <code>PER_DATA_SOURCE_METRICS</code>: Records and emits metric data for data sources that have the <code>metricConfig</code> value set to <code>ENABLED</code>.</p> </li> </ul> </li> <li> <p> <code>operationLevelMetricsConfig</code>: Controls how operation metrics will be emitted to CloudWatch. Operation metrics include:</p> <ul> <li> <p>Requests: The number of times a specified GraphQL operation was called.</p> </li> <li> <p>GraphQL errors: The number of GraphQL errors that occurred during a specified GraphQL operation.</p> </li> </ul> <p>Metrics will be recorded by API ID and operation name. You can set the value to <code>ENABLED</code> or <code>DISABLED</code>.</p> </li> </ol>",
+      "base": "<p>Enables and controls the enhanced metrics feature. Enhanced metrics emit granular data on API usage and performance such as AppSync request and error counts, latency, and cache hits/misses. All enhanced metric data is sent to your CloudWatch account, and you can configure the types of data that will be sent. </p> <p>Enhanced metrics can be configured at the resolver, data source, and operation levels. <code>EnhancedMetricsConfig</code> contains three required parameters, each controlling one of these categories:</p> <ol> <li> <p> <code>resolverLevelMetricsBehavior</code>: Controls how resolver metrics will be emitted to CloudWatch. Resolver metrics include:</p> <ul> <li> <p>GraphQL errors: The number of GraphQL errors that occurred.</p> </li> <li> <p>Requests: The number of invocations that occurred during a request. </p> </li> <li> <p>Latency: The time to complete a resolver invocation.</p> </li> <li> <p>Cache hits: The number of cache hits during a request.</p> </li> <li> <p>Cache misses: The number of cache misses during a request.</p> </li> </ul> <p>These metrics can be emitted to CloudWatch per resolver or for all resolvers in the request. Metrics will be recorded by API ID and resolver name. <code>resolverLevelMetricsBehavior</code> accepts one of these values at a time:</p> <ul> <li> <p> <code>FULL_REQUEST_RESOLVER_METRICS</code>: Records and emits metric data for all resolvers in the request.</p> </li> <li> <p> <code>PER_RESOLVER_METRICS</code>: Records and emits metric data for resolvers that have the <code>metricsConfig</code> value set to <code>ENABLED</code>.</p> </li> </ul> </li> <li> <p> <code>dataSourceLevelMetricsBehavior</code>: Controls how data source metrics will be emitted to CloudWatch. Data source metrics include:</p> <ul> <li> <p>Requests: The number of invocations that occured during a request.</p> </li> <li> <p>Latency: The time to complete a data source invocation.</p> </li> <li> <p>Errors: The number of errors that occurred during a data source invocation.</p> </li> </ul> <p>These metrics can be emitted to CloudWatch per data source or for all data sources in the request. Metrics will be recorded by API ID and data source name. <code>dataSourceLevelMetricsBehavior</code> accepts one of these values at a time:</p> <ul> <li> <p> <code>FULL_REQUEST_DATA_SOURCE_METRICS</code>: Records and emits metric data for all data sources in the request.</p> </li> <li> <p> <code>PER_DATA_SOURCE_METRICS</code>: Records and emits metric data for data sources that have the <code>metricsConfig</code> value set to <code>ENABLED</code>.</p> </li> </ul> </li> <li> <p> <code>operationLevelMetricsConfig</code>: Controls how operation metrics will be emitted to CloudWatch. Operation metrics include:</p> <ul> <li> <p>Requests: The number of times a specified GraphQL operation was called.</p> </li> <li> <p>GraphQL errors: The number of GraphQL errors that occurred during a specified GraphQL operation.</p> </li> </ul> <p>Metrics will be recorded by API ID and operation name. You can set the value to <code>ENABLED</code> or <code>DISABLED</code>.</p> </li> </ol>",
       "refs": {
         "CreateGraphqlApiRequest$enhancedMetricsConfig": "<p>The <code>enhancedMetricsConfig</code> object.</p>",
         "GraphqlApi$enhancedMetricsConfig": "<p>The <code>enhancedMetricsConfig</code> object.</p>",
@@ -1450,7 +1450,7 @@
     "ResolverLevelMetricsBehavior": {
       "base": null,
       "refs": {
-        "EnhancedMetricsConfig$resolverLevelMetricsBehavior": "<p>Controls how resolver metrics will be emitted to CloudWatch. Resolver metrics include:</p> <ul> <li> <p>GraphQL errors: The number of GraphQL errors that occurred.</p> </li> <li> <p>Requests: The number of invocations that occurred during a request. </p> </li> <li> <p>Latency: The time to complete a resolver invocation.</p> </li> <li> <p>Cache hits: The number of cache hits during a request.</p> </li> <li> <p>Cache misses: The number of cache misses during a request.</p> </li> </ul> <p>These metrics can be emitted to CloudWatch per resolver or for all resolvers in the request. Metrics will be recorded by API ID and resolver name. <code>resolverLevelMetricsBehavior</code> accepts one of these values at a time:</p> <ul> <li> <p> <code>FULL_REQUEST_RESOLVER_METRICS</code>: Records and emits metric data for all resolvers in the request.</p> </li> <li> <p> <code>PER_RESOLVER_METRICS</code>: Records and emits metric data for resolvers that have the <code>metricConfig</code> value set to <code>ENABLED</code>.</p> </li> </ul>"
+        "EnhancedMetricsConfig$resolverLevelMetricsBehavior": "<p>Controls how resolver metrics will be emitted to CloudWatch. Resolver metrics include:</p> <ul> <li> <p>GraphQL errors: The number of GraphQL errors that occurred.</p> </li> <li> <p>Requests: The number of invocations that occurred during a request. </p> </li> <li> <p>Latency: The time to complete a resolver invocation.</p> </li> <li> <p>Cache hits: The number of cache hits during a request.</p> </li> <li> <p>Cache misses: The number of cache misses during a request.</p> </li> </ul> <p>These metrics can be emitted to CloudWatch per resolver or for all resolvers in the request. Metrics will be recorded by API ID and resolver name. <code>resolverLevelMetricsBehavior</code> accepts one of these values at a time:</p> <ul> <li> <p> <code>FULL_REQUEST_RESOLVER_METRICS</code>: Records and emits metric data for all resolvers in the request.</p> </li> <li> <p> <code>PER_RESOLVER_METRICS</code>: Records and emits metric data for resolvers that have the <code>metricsConfig</code> value set to <code>ENABLED</code>.</p> </li> </ul>"
       }
     },
     "ResolverLevelMetricsConfig": {
diff --git a/models/apis/qldb/2019-01-02/docs-2.json b/models/apis/qldb/2019-01-02/docs-2.json
index 61f6588ad2..afde17e72b 100644
--- a/models/apis/qldb/2019-01-02/docs-2.json
+++ b/models/apis/qldb/2019-01-02/docs-2.json
@@ -35,7 +35,7 @@
         "JournalKinesisStreamDescription$Arn": "<p>The Amazon Resource Name (ARN) of the QLDB journal stream.</p>",
         "JournalS3ExportDescription$RoleArn": "<p>The Amazon Resource Name (ARN) of the IAM role that grants QLDB permissions for a journal export job to do the following:</p> <ul> <li> <p>Write objects into your Amazon Simple Storage Service (Amazon S3) bucket.</p> </li> <li> <p>(Optional) Use your customer managed key in Key Management Service (KMS) for server-side encryption of your exported data.</p> </li> </ul>",
         "KinesisConfiguration$StreamArn": "<p>The Amazon Resource Name (ARN) of the Kinesis Data Streams resource.</p>",
-        "LedgerEncryptionDescription$KmsKeyArn": "<p>The Amazon Resource Name (ARN) of the customer managed KMS key that the ledger uses for encryption at rest. If this parameter is undefined, the ledger uses an Amazon Web Services owned KMS key for encryption.</p>",
+        "LedgerEncryptionDescription$KmsKeyArn": "<p>The Amazon Resource Name (ARN) of the customer managed KMS key that the ledger uses for encryption at rest. If this parameter is undefined, the ledger uses an Amazon Web Services owned KMS key for encryption. It will display <code>AWS_OWNED_KMS_KEY</code> when updating the ledger's encryption configuration to the Amazon Web Services owned KMS key.</p>",
         "ListTagsForResourceRequest$ResourceArn": "<p>The Amazon Resource Name (ARN) for which to list the tags. For example:</p> <p> <code>arn:aws:qldb:us-east-1:123456789012:ledger/exampleLedger</code> </p>",
         "S3EncryptionConfiguration$KmsKeyArn": "<p>The Amazon Resource Name (ARN) of a symmetric encryption key in Key Management Service (KMS). Amazon S3 does not support asymmetric KMS keys.</p> <p>You must provide a <code>KmsKeyArn</code> if you specify <code>SSE_KMS</code> as the <code>ObjectEncryptionType</code>.</p> <p> <code>KmsKeyArn</code> is not required if you specify <code>SSE_S3</code> as the <code>ObjectEncryptionType</code>.</p>",
         "StreamJournalToKinesisRequest$RoleArn": "<p>The Amazon Resource Name (ARN) of the IAM role that grants QLDB permissions for a journal stream to write data records to a Kinesis Data Streams resource.</p> <p>To pass a role to QLDB when requesting a journal stream, you must have permissions to perform the <code>iam:PassRole</code> action on the IAM role resource. This is required for all journal stream requests.</p>",
@@ -246,7 +246,7 @@
     "LedgerEncryptionDescription": {
       "base": "<p>Information about the encryption of data at rest in an Amazon QLDB ledger. This includes the current status, the key in Key Management Service (KMS), and when the key became inaccessible (in the case of an error).</p> <p>For more information, see <a href=\"https://docs.aws.amazon.com/qldb/latest/developerguide/encryption-at-rest.html\">Encryption at rest</a> in the <i>Amazon QLDB Developer Guide</i>.</p>",
       "refs": {
-        "DescribeLedgerResponse$EncryptionDescription": "<p>Information about the encryption of data at rest in the ledger. This includes the current status, the KMS key, and when the key became inaccessible (in the case of an error).</p>",
+        "DescribeLedgerResponse$EncryptionDescription": "<p>Information about the encryption of data at rest in the ledger. This includes the current status, the KMS key, and when the key became inaccessible (in the case of an error). If this parameter is undefined, the ledger uses an Amazon Web Services owned KMS key for encryption.</p>",
         "UpdateLedgerResponse$EncryptionDescription": "<p>Information about the encryption of data at rest in the ledger. This includes the current status, the KMS key, and when the key became inaccessible (in the case of an error).</p>"
       }
     },
diff --git a/models/apis/qldb/2019-01-02/endpoint-rule-set-1.json b/models/apis/qldb/2019-01-02/endpoint-rule-set-1.json
index 5782369086..b0cd79996d 100644
--- a/models/apis/qldb/2019-01-02/endpoint-rule-set-1.json
+++ b/models/apis/qldb/2019-01-02/endpoint-rule-set-1.json
@@ -40,7 +40,6 @@
                     ]
                 }
             ],
-            "type": "tree",
             "rules": [
                 {
                     "conditions": [
@@ -58,293 +57,258 @@
                     "type": "error"
                 },
                 {
-                    "conditions": [],
-                    "type": "tree",
-                    "rules": [
+                    "conditions": [
                         {
-                            "conditions": [
+                            "fn": "booleanEquals",
+                            "argv": [
                                 {
-                                    "fn": "booleanEquals",
-                                    "argv": [
-                                        {
-                                            "ref": "UseDualStack"
-                                        },
-                                        true
-                                    ]
-                                }
-                            ],
-                            "error": "Invalid Configuration: Dualstack and custom endpoint are not supported",
-                            "type": "error"
-                        },
-                        {
-                            "conditions": [],
-                            "endpoint": {
-                                "url": {
-                                    "ref": "Endpoint"
+                                    "ref": "UseDualStack"
                                 },
-                                "properties": {},
-                                "headers": {}
-                            },
-                            "type": "endpoint"
+                                true
+                            ]
                         }
-                    ]
+                    ],
+                    "error": "Invalid Configuration: Dualstack and custom endpoint are not supported",
+                    "type": "error"
+                },
+                {
+                    "conditions": [],
+                    "endpoint": {
+                        "url": {
+                            "ref": "Endpoint"
+                        },
+                        "properties": {},
+                        "headers": {}
+                    },
+                    "type": "endpoint"
                 }
-            ]
+            ],
+            "type": "tree"
         },
         {
-            "conditions": [],
-            "type": "tree",
+            "conditions": [
+                {
+                    "fn": "isSet",
+                    "argv": [
+                        {
+                            "ref": "Region"
+                        }
+                    ]
+                }
+            ],
             "rules": [
                 {
                     "conditions": [
                         {
-                            "fn": "isSet",
+                            "fn": "aws.partition",
                             "argv": [
                                 {
                                     "ref": "Region"
                                 }
-                            ]
+                            ],
+                            "assign": "PartitionResult"
                         }
                     ],
-                    "type": "tree",
                     "rules": [
                         {
                             "conditions": [
                                 {
-                                    "fn": "aws.partition",
+                                    "fn": "booleanEquals",
                                     "argv": [
                                         {
-                                            "ref": "Region"
-                                        }
-                                    ],
-                                    "assign": "PartitionResult"
+                                            "ref": "UseFIPS"
+                                        },
+                                        true
+                                    ]
+                                },
+                                {
+                                    "fn": "booleanEquals",
+                                    "argv": [
+                                        {
+                                            "ref": "UseDualStack"
+                                        },
+                                        true
+                                    ]
                                 }
                             ],
-                            "type": "tree",
                             "rules": [
                                 {
                                     "conditions": [
                                         {
                                             "fn": "booleanEquals",
                                             "argv": [
+                                                true,
                                                 {
-                                                    "ref": "UseFIPS"
-                                                },
-                                                true
+                                                    "fn": "getAttr",
+                                                    "argv": [
+                                                        {
+                                                            "ref": "PartitionResult"
+                                                        },
+                                                        "supportsFIPS"
+                                                    ]
+                                                }
                                             ]
                                         },
                                         {
                                             "fn": "booleanEquals",
                                             "argv": [
+                                                true,
                                                 {
-                                                    "ref": "UseDualStack"
-                                                },
-                                                true
-                                            ]
-                                        }
-                                    ],
-                                    "type": "tree",
-                                    "rules": [
-                                        {
-                                            "conditions": [
-                                                {
-                                                    "fn": "booleanEquals",
+                                                    "fn": "getAttr",
                                                     "argv": [
-                                                        true,
                                                         {
-                                                            "fn": "getAttr",
-                                                            "argv": [
-                                                                {
-                                                                    "ref": "PartitionResult"
-                                                                },
-                                                                "supportsFIPS"
-                                                            ]
-                                                        }
-                                                    ]
-                                                },
-                                                {
-                                                    "fn": "booleanEquals",
-                                                    "argv": [
-                                                        true,
-                                                        {
-                                                            "fn": "getAttr",
-                                                            "argv": [
-                                                                {
-                                                                    "ref": "PartitionResult"
-                                                                },
-                                                                "supportsDualStack"
-                                                            ]
-                                                        }
-                                                    ]
-                                                }
-                                            ],
-                                            "type": "tree",
-                                            "rules": [
-                                                {
-                                                    "conditions": [],
-                                                    "type": "tree",
-                                                    "rules": [
-                                                        {
-                                                            "conditions": [],
-                                                            "endpoint": {
-                                                                "url": "https://qldb-fips.{Region}.{PartitionResult#dualStackDnsSuffix}",
-                                                                "properties": {},
-                                                                "headers": {}
-                                                            },
-                                                            "type": "endpoint"
-                                                        }
+                                                            "ref": "PartitionResult"
+                                                        },
+                                                        "supportsDualStack"
                                                     ]
                                                 }
                                             ]
-                                        },
+                                        }
+                                    ],
+                                    "rules": [
                                         {
                                             "conditions": [],
-                                            "error": "FIPS and DualStack are enabled, but this partition does not support one or both",
-                                            "type": "error"
+                                            "endpoint": {
+                                                "url": "https://qldb-fips.{Region}.{PartitionResult#dualStackDnsSuffix}",
+                                                "properties": {},
+                                                "headers": {}
+                                            },
+                                            "type": "endpoint"
                                         }
-                                    ]
+                                    ],
+                                    "type": "tree"
                                 },
+                                {
+                                    "conditions": [],
+                                    "error": "FIPS and DualStack are enabled, but this partition does not support one or both",
+                                    "type": "error"
+                                }
+                            ],
+                            "type": "tree"
+                        },
+                        {
+                            "conditions": [
+                                {
+                                    "fn": "booleanEquals",
+                                    "argv": [
+                                        {
+                                            "ref": "UseFIPS"
+                                        },
+                                        true
+                                    ]
+                                }
+                            ],
+                            "rules": [
                                 {
                                     "conditions": [
                                         {
                                             "fn": "booleanEquals",
                                             "argv": [
                                                 {
-                                                    "ref": "UseFIPS"
+                                                    "fn": "getAttr",
+                                                    "argv": [
+                                                        {
+                                                            "ref": "PartitionResult"
+                                                        },
+                                                        "supportsFIPS"
+                                                    ]
                                                 },
                                                 true
                                             ]
                                         }
                                     ],
-                                    "type": "tree",
                                     "rules": [
-                                        {
-                                            "conditions": [
-                                                {
-                                                    "fn": "booleanEquals",
-                                                    "argv": [
-                                                        true,
-                                                        {
-                                                            "fn": "getAttr",
-                                                            "argv": [
-                                                                {
-                                                                    "ref": "PartitionResult"
-                                                                },
-                                                                "supportsFIPS"
-                                                            ]
-                                                        }
-                                                    ]
-                                                }
-                                            ],
-                                            "type": "tree",
-                                            "rules": [
-                                                {
-                                                    "conditions": [],
-                                                    "type": "tree",
-                                                    "rules": [
-                                                        {
-                                                            "conditions": [],
-                                                            "endpoint": {
-                                                                "url": "https://qldb-fips.{Region}.{PartitionResult#dnsSuffix}",
-                                                                "properties": {},
-                                                                "headers": {}
-                                                            },
-                                                            "type": "endpoint"
-                                                        }
-                                                    ]
-                                                }
-                                            ]
-                                        },
                                         {
                                             "conditions": [],
-                                            "error": "FIPS is enabled but this partition does not support FIPS",
-                                            "type": "error"
+                                            "endpoint": {
+                                                "url": "https://qldb-fips.{Region}.{PartitionResult#dnsSuffix}",
+                                                "properties": {},
+                                                "headers": {}
+                                            },
+                                            "type": "endpoint"
                                         }
-                                    ]
+                                    ],
+                                    "type": "tree"
                                 },
+                                {
+                                    "conditions": [],
+                                    "error": "FIPS is enabled but this partition does not support FIPS",
+                                    "type": "error"
+                                }
+                            ],
+                            "type": "tree"
+                        },
+                        {
+                            "conditions": [
+                                {
+                                    "fn": "booleanEquals",
+                                    "argv": [
+                                        {
+                                            "ref": "UseDualStack"
+                                        },
+                                        true
+                                    ]
+                                }
+                            ],
+                            "rules": [
                                 {
                                     "conditions": [
                                         {
                                             "fn": "booleanEquals",
                                             "argv": [
+                                                true,
                                                 {
-                                                    "ref": "UseDualStack"
-                                                },
-                                                true
-                                            ]
-                                        }
-                                    ],
-                                    "type": "tree",
-                                    "rules": [
-                                        {
-                                            "conditions": [
-                                                {
-                                                    "fn": "booleanEquals",
+                                                    "fn": "getAttr",
                                                     "argv": [
-                                                        true,
                                                         {
-                                                            "fn": "getAttr",
-                                                            "argv": [
-                                                                {
-                                                                    "ref": "PartitionResult"
-                                                                },
-                                                                "supportsDualStack"
-                                                            ]
-                                                        }
-                                                    ]
-                                                }
-                                            ],
-                                            "type": "tree",
-                                            "rules": [
-                                                {
-                                                    "conditions": [],
-                                                    "type": "tree",
-                                                    "rules": [
-                                                        {
-                                                            "conditions": [],
-                                                            "endpoint": {
-                                                                "url": "https://qldb.{Region}.{PartitionResult#dualStackDnsSuffix}",
-                                                                "properties": {},
-                                                                "headers": {}
-                                                            },
-                                                            "type": "endpoint"
-                                                        }
+                                                            "ref": "PartitionResult"
+                                                        },
+                                                        "supportsDualStack"
                                                     ]
                                                 }
                                             ]
-                                        },
-                                        {
-                                            "conditions": [],
-                                            "error": "DualStack is enabled but this partition does not support DualStack",
-                                            "type": "error"
                                         }
-                                    ]
-                                },
-                                {
-                                    "conditions": [],
-                                    "type": "tree",
+                                    ],
                                     "rules": [
                                         {
                                             "conditions": [],
                                             "endpoint": {
-                                                "url": "https://qldb.{Region}.{PartitionResult#dnsSuffix}",
+                                                "url": "https://qldb.{Region}.{PartitionResult#dualStackDnsSuffix}",
                                                 "properties": {},
                                                 "headers": {}
                                             },
                                             "type": "endpoint"
                                         }
-                                    ]
+                                    ],
+                                    "type": "tree"
+                                },
+                                {
+                                    "conditions": [],
+                                    "error": "DualStack is enabled but this partition does not support DualStack",
+                                    "type": "error"
                                 }
-                            ]
+                            ],
+                            "type": "tree"
+                        },
+                        {
+                            "conditions": [],
+                            "endpoint": {
+                                "url": "https://qldb.{Region}.{PartitionResult#dnsSuffix}",
+                                "properties": {},
+                                "headers": {}
+                            },
+                            "type": "endpoint"
                         }
-                    ]
-                },
-                {
-                    "conditions": [],
-                    "error": "Invalid Configuration: Missing Region",
-                    "type": "error"
+                    ],
+                    "type": "tree"
                 }
-            ]
+            ],
+            "type": "tree"
+        },
+        {
+            "conditions": [],
+            "error": "Invalid Configuration: Missing Region",
+            "type": "error"
         }
     ]
 }
\ No newline at end of file
diff --git a/models/apis/rds/2014-10-31/api-2.json b/models/apis/rds/2014-10-31/api-2.json
index 40c47f91a0..3755b4ad45 100644
--- a/models/apis/rds/2014-10-31/api-2.json
+++ b/models/apis/rds/2014-10-31/api-2.json
@@ -5385,7 +5385,7 @@
       "type":"structure",
       "members":{
         "DBShardGroupResourceId":{"shape":"String"},
-        "DBShardGroupIdentifier":{"shape":"String"},
+        "DBShardGroupIdentifier":{"shape":"DBShardGroupIdentifier"},
         "DBClusterIdentifier":{"shape":"String"},
         "MaxACU":{"shape":"DoubleOptional"},
         "ComputeRedundancy":{"shape":"IntegerOptional"},
@@ -5405,6 +5405,12 @@
       },
       "exception":true
     },
+    "DBShardGroupIdentifier":{
+      "type":"string",
+      "max":63,
+      "min":1,
+      "pattern":"[a-zA-Z][a-zA-Z0-9]*(-[a-zA-Z0-9]+)*"
+    },
     "DBShardGroupNotFoundFault":{
       "type":"structure",
       "members":{
@@ -5832,7 +5838,7 @@
       "type":"structure",
       "required":["DBShardGroupIdentifier"],
       "members":{
-        "DBShardGroupIdentifier":{"shape":"String"}
+        "DBShardGroupIdentifier":{"shape":"DBShardGroupIdentifier"}
       }
     },
     "DeleteDBSnapshotMessage":{
@@ -6229,7 +6235,7 @@
     "DescribeDBShardGroupsMessage":{
       "type":"structure",
       "members":{
-        "DBShardGroupIdentifier":{"shape":"String"},
+        "DBShardGroupIdentifier":{"shape":"DBShardGroupIdentifier"},
         "Filters":{"shape":"FilterList"},
         "Marker":{"shape":"String"},
         "MaxRecords":{"shape":"MaxRecords"}
@@ -8000,7 +8006,7 @@
       "type":"structure",
       "required":["DBShardGroupIdentifier"],
       "members":{
-        "DBShardGroupIdentifier":{"shape":"String"},
+        "DBShardGroupIdentifier":{"shape":"DBShardGroupIdentifier"},
         "MaxACU":{"shape":"DoubleOptional"}
       }
     },
@@ -8703,7 +8709,7 @@
       "type":"structure",
       "required":["DBShardGroupIdentifier"],
       "members":{
-        "DBShardGroupIdentifier":{"shape":"String"}
+        "DBShardGroupIdentifier":{"shape":"DBShardGroupIdentifier"}
       }
     },
     "RecommendedAction":{
diff --git a/models/apis/rds/2014-10-31/docs-2.json b/models/apis/rds/2014-10-31/docs-2.json
index 0b08f91e52..e0570d41b7 100644
--- a/models/apis/rds/2014-10-31/docs-2.json
+++ b/models/apis/rds/2014-10-31/docs-2.json
@@ -1821,6 +1821,16 @@
       "refs": {
       }
     },
+    "DBShardGroupIdentifier": {
+      "base": null,
+      "refs": {
+        "DBShardGroup$DBShardGroupIdentifier": "<p>The name of the DB shard group.</p>",
+        "DeleteDBShardGroupMessage$DBShardGroupIdentifier": "<p>Teh name of the DB shard group to delete.</p>",
+        "DescribeDBShardGroupsMessage$DBShardGroupIdentifier": "<p>The user-supplied DB shard group identifier or the Amazon Resource Name (ARN) of the DB shard group. If this parameter is specified, information for only the specific DB shard group is returned. This parameter isn't case-sensitive.</p> <p>Constraints:</p> <ul> <li> <p>If supplied, must match an existing DB shard group identifier.</p> </li> </ul>",
+        "ModifyDBShardGroupMessage$DBShardGroupIdentifier": "<p>The name of the DB shard group to modify.</p>",
+        "RebootDBShardGroupMessage$DBShardGroupIdentifier": "<p>The name of the DB shard group to reboot.</p>"
+      }
+    },
     "DBShardGroupNotFoundFault": {
       "base": "<p>The specified DB shard group name wasn't found.</p>",
       "refs": {
@@ -4983,7 +4993,6 @@
         "DBSecurityGroupMessage$Marker": "<p>An optional pagination token provided by a previous request. If this parameter is specified, the response includes only records beyond the marker, up to the value specified by <code>MaxRecords</code>.</p>",
         "DBSecurityGroupNameList$member": null,
         "DBShardGroup$DBShardGroupResourceId": "<p>The Amazon Web Services Region-unique, immutable identifier for the DB shard group.</p>",
-        "DBShardGroup$DBShardGroupIdentifier": "<p>The name of the DB shard group.</p>",
         "DBShardGroup$DBClusterIdentifier": "<p>The name of the primary DB cluster for the DB shard group.</p>",
         "DBShardGroup$Status": "<p>The status of the DB shard group.</p>",
         "DBShardGroup$Endpoint": "<p>The connection endpoint for the DB shard group.</p>",
@@ -5042,7 +5051,6 @@
         "DeleteDBParameterGroupMessage$DBParameterGroupName": "<p>The name of the DB parameter group.</p> <p>Constraints:</p> <ul> <li> <p>Must be the name of an existing DB parameter group</p> </li> <li> <p>You can't delete a default DB parameter group</p> </li> <li> <p>Can't be associated with any DB instances</p> </li> </ul>",
         "DeleteDBProxyRequest$DBProxyName": "<p>The name of the DB proxy to delete.</p>",
         "DeleteDBSecurityGroupMessage$DBSecurityGroupName": "<p>The name of the DB security group to delete.</p> <note> <p>You can't delete the default DB security group.</p> </note> <p>Constraints:</p> <ul> <li> <p>Must be 1 to 255 letters, numbers, or hyphens.</p> </li> <li> <p>First character must be a letter</p> </li> <li> <p>Can't end with a hyphen or contain two consecutive hyphens</p> </li> <li> <p>Must not be \"Default\"</p> </li> </ul>",
-        "DeleteDBShardGroupMessage$DBShardGroupIdentifier": "<p>Teh name of the DB shard group to delete.</p>",
         "DeleteDBSnapshotMessage$DBSnapshotIdentifier": "<p>The DB snapshot identifier.</p> <p>Constraints: Must be the name of an existing DB snapshot in the <code>available</code> state.</p>",
         "DeleteDBSubnetGroupMessage$DBSubnetGroupName": "<p>The name of the database subnet group to delete.</p> <note> <p>You can't delete the default subnet group.</p> </note> <p>Constraints: Must match the name of an existing DBSubnetGroup. Must not be default.</p> <p>Example: <code>mydbsubnetgroup</code> </p>",
         "DeleteEventSubscriptionMessage$SubscriptionName": "<p>The name of the RDS event notification subscription you want to delete.</p>",
@@ -5116,7 +5124,6 @@
         "DescribeDBRecommendationsMessage$Marker": "<p>An optional pagination token provided by a previous <code>DescribeDBRecommendations</code> request. If this parameter is specified, the response includes only records beyond the marker, up to the value specified by <code>MaxRecords</code>. </p>",
         "DescribeDBSecurityGroupsMessage$DBSecurityGroupName": "<p>The name of the DB security group to return details for.</p>",
         "DescribeDBSecurityGroupsMessage$Marker": "<p>An optional pagination token provided by a previous <code>DescribeDBSecurityGroups</code> request. If this parameter is specified, the response includes only records beyond the marker, up to the value specified by <code>MaxRecords</code>.</p>",
-        "DescribeDBShardGroupsMessage$DBShardGroupIdentifier": "<p>The user-supplied DB shard group identifier or the Amazon Resource Name (ARN) of the DB shard group. If this parameter is specified, information for only the specific DB shard group is returned. This parameter isn't case-sensitive.</p> <p>Constraints:</p> <ul> <li> <p>If supplied, must match an existing DB shard group identifier.</p> </li> </ul>",
         "DescribeDBShardGroupsMessage$Marker": "<p>An optional pagination token provided by a previous <code>DescribeDBShardGroups</code> request. If this parameter is specified, the response includes only records beyond the marker, up to the value specified by <code>MaxRecords</code>.</p>",
         "DescribeDBShardGroupsResponse$Marker": "<p>A pagination token that can be used in a later <code>DescribeDBClusters</code> request.</p>",
         "DescribeDBSnapshotAttributesMessage$DBSnapshotIdentifier": "<p>The identifier for the DB snapshot to describe the attributes for.</p>",
@@ -5329,7 +5336,6 @@
         "ModifyDBRecommendationMessage$RecommendationId": "<p>The identifier of the recommendation to update.</p>",
         "ModifyDBRecommendationMessage$Locale": "<p>The language of the modified recommendation.</p>",
         "ModifyDBRecommendationMessage$Status": "<p>The recommendation status to update.</p> <p>Valid values:</p> <ul> <li> <p>active</p> </li> <li> <p>dismissed</p> </li> </ul>",
-        "ModifyDBShardGroupMessage$DBShardGroupIdentifier": "<p>The name of the DB shard group to modify.</p>",
         "ModifyDBSnapshotAttributeMessage$DBSnapshotIdentifier": "<p>The identifier for the DB snapshot to modify the attributes for.</p>",
         "ModifyDBSnapshotAttributeMessage$AttributeName": "<p>The name of the DB snapshot attribute to modify.</p> <p>To manage authorization for other Amazon Web Services accounts to copy or restore a manual DB snapshot, set this value to <code>restore</code>.</p> <note> <p>To view the list of attributes available to modify, use the <a>DescribeDBSnapshotAttributes</a> API operation.</p> </note>",
         "ModifyDBSnapshotMessage$DBSnapshotIdentifier": "<p>The identifier of the DB snapshot to modify.</p>",
@@ -5432,7 +5438,6 @@
         "ReadersArnList$member": null,
         "RebootDBClusterMessage$DBClusterIdentifier": "<p>The DB cluster identifier. This parameter is stored as a lowercase string.</p> <p>Constraints:</p> <ul> <li> <p>Must match the identifier of an existing DBCluster.</p> </li> </ul>",
         "RebootDBInstanceMessage$DBInstanceIdentifier": "<p>The DB instance identifier. This parameter is stored as a lowercase string.</p> <p>Constraints:</p> <ul> <li> <p>Must match the identifier of an existing DBInstance.</p> </li> </ul>",
-        "RebootDBShardGroupMessage$DBShardGroupIdentifier": "<p>The name of the DB shard group to reboot.</p>",
         "RecommendedAction$ActionId": "<p>The unique identifier of the recommended action.</p>",
         "RecommendedAction$Title": "<p>A short description to summarize the action. The description might contain markdown.</p>",
         "RecommendedAction$Description": "<p>A detailed description of the action. The description might contain markdown.</p>",
diff --git a/models/apis/rum/2018-05-10/docs-2.json b/models/apis/rum/2018-05-10/docs-2.json
index 76794d81ba..65124f74e8 100644
--- a/models/apis/rum/2018-05-10/docs-2.json
+++ b/models/apis/rum/2018-05-10/docs-2.json
@@ -2,7 +2,7 @@
   "version": "2.0",
   "service": "<p>With Amazon CloudWatch RUM, you can perform real-user monitoring to collect client-side data about your web application performance from actual user sessions in real time. The data collected includes page load times, client-side errors, and user behavior. When you view this data, you can see it all aggregated together and also see breakdowns by the browsers and devices that your customers use.</p> <p>You can use the collected data to quickly identify and debug client-side performance issues. CloudWatch RUM helps you visualize anomalies in your application performance and find relevant debugging data such as error messages, stack traces, and user sessions. You can also use RUM to understand the range of end-user impact including the number of users, geolocations, and browsers used.</p>",
   "operations": {
-    "BatchCreateRumMetricDefinitions": "<p>Specifies the extended metrics and custom metrics that you want a CloudWatch RUM app monitor to send to a destination. Valid destinations include CloudWatch and Evidently.</p> <p>By default, RUM app monitors send some metrics to CloudWatch. These default metrics are listed in <a href=\"https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-metrics.html\">CloudWatch metrics that you can collect with CloudWatch RUM</a>.</p> <p>In addition to these default metrics, you can choose to send extended metrics or custom metrics or both.</p> <ul> <li> <p>Extended metrics enable you to send metrics with additional dimensions not included in the default metrics. You can also send extended metrics to Evidently as well as CloudWatch. The valid dimension names for the additional dimensions for extended metrics are <code>BrowserName</code>, <code>CountryCode</code>, <code>DeviceType</code>, <code>FileType</code>, <code>OSName</code>, and <code>PageId</code>. For more information, see <a href=\"https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-vended-metrics.html\"> Extended metrics that you can send to CloudWatch and CloudWatch Evidently</a>.</p> </li> <li> <p>Custom metrics are metrics that you define. You can send custom metrics to CloudWatch or to CloudWatch Evidently or to both. With custom metrics, you can use any metric name and namespace, and to derive the metrics you can use any custom events, built-in events, custom attributes, or default attributes. </p> <p>You can't send custom metrics to the <code>AWS/RUM</code> namespace. You must send custom metrics to a custom namespace that you define. The namespace that you use can't start with <code>AWS/</code>. CloudWatch RUM prepends <code>RUM/CustomMetrics/</code> to the custom namespace that you define, so the final namespace for your metrics in CloudWatch is <code>RUM/CustomMetrics/<i>your-custom-namespace</i> </code>.</p> </li> </ul> <p>The maximum number of metric definitions that you can specify in one <code>BatchCreateRumMetricDefinitions</code> operation is 200.</p> <p>The maximum number of metric definitions that one destination can contain is 2000.</p> <p>Extended metrics sent to CloudWatch and RUM custom metrics are charged as CloudWatch custom metrics. Each combination of additional dimension name and dimension value counts as a custom metric. For more information, see <a href=\"https://aws.amazon.com/cloudwatch/pricing/\">Amazon CloudWatch Pricing</a>.</p> <p>You must have already created a destination for the metrics before you send them. For more information, see <a href=\"https://docs.aws.amazon.com/cloudwatchrum/latest/APIReference/API_PutRumMetricsDestination.html\">PutRumMetricsDestination</a>.</p> <p>If some metric definitions specified in a <code>BatchCreateRumMetricDefinitions</code> operations are not valid, those metric definitions fail and return errors, but all valid metric definitions in the same operation still succeed.</p>",
+    "BatchCreateRumMetricDefinitions": "<p>Specifies the extended metrics and custom metrics that you want a CloudWatch RUM app monitor to send to a destination. Valid destinations include CloudWatch and Evidently.</p> <p>By default, RUM app monitors send some metrics to CloudWatch. These default metrics are listed in <a href=\"https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-metrics.html\">CloudWatch metrics that you can collect with CloudWatch RUM</a>.</p> <p>In addition to these default metrics, you can choose to send extended metrics, custom metrics, or both.</p> <ul> <li> <p>Extended metrics let you send metrics with additional dimensions that aren't included in the default metrics. You can also send extended metrics to both Evidently and CloudWatch. The valid dimension names for the additional dimensions for extended metrics are <code>BrowserName</code>, <code>CountryCode</code>, <code>DeviceType</code>, <code>FileType</code>, <code>OSName</code>, and <code>PageId</code>. For more information, see <a href=\"https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-vended-metrics.html\"> Extended metrics that you can send to CloudWatch and CloudWatch Evidently</a>.</p> </li> <li> <p>Custom metrics are metrics that you define. You can send custom metrics to CloudWatch. CloudWatch Evidently, or both. With custom metrics, you can use any metric name and namespace. To derive the metrics, you can use any custom events, built-in events, custom attributes, or default attributes. </p> <p>You can't send custom metrics to the <code>AWS/RUM</code> namespace. You must send custom metrics to a custom namespace that you define. The namespace that you use can't start with <code>AWS/</code>. CloudWatch RUM prepends <code>RUM/CustomMetrics/</code> to the custom namespace that you define, so the final namespace for your metrics in CloudWatch is <code>RUM/CustomMetrics/<i>your-custom-namespace</i> </code>.</p> </li> </ul> <p>The maximum number of metric definitions that you can specify in one <code>BatchCreateRumMetricDefinitions</code> operation is 200.</p> <p>The maximum number of metric definitions that one destination can contain is 2000.</p> <p>Extended metrics sent to CloudWatch and RUM custom metrics are charged as CloudWatch custom metrics. Each combination of additional dimension name and dimension value counts as a custom metric. For more information, see <a href=\"https://aws.amazon.com/cloudwatch/pricing/\">Amazon CloudWatch Pricing</a>.</p> <p>You must have already created a destination for the metrics before you send them. For more information, see <a href=\"https://docs.aws.amazon.com/cloudwatchrum/latest/APIReference/API_PutRumMetricsDestination.html\">PutRumMetricsDestination</a>.</p> <p>If some metric definitions specified in a <code>BatchCreateRumMetricDefinitions</code> operations are not valid, those metric definitions fail and return errors, but all valid metric definitions in the same operation still succeed.</p>",
     "BatchDeleteRumMetricDefinitions": "<p>Removes the specified metrics from being sent to an extended metrics destination.</p> <p>If some metric definition IDs specified in a <code>BatchDeleteRumMetricDefinitions</code> operations are not valid, those metric definitions fail and return errors, but all valid metric definition IDs in the same operation are still deleted.</p> <p>The maximum number of metric definitions that you can specify in one <code>BatchDeleteRumMetricDefinitions</code> operation is 200.</p>",
     "BatchGetRumMetricDefinitions": "<p>Retrieves the list of metrics and dimensions that a RUM app monitor is sending to a single destination.</p>",
     "CreateAppMonitor": "<p>Creates a Amazon CloudWatch RUM app monitor, which collects telemetry data from your application and sends that data to RUM. The data includes performance and reliability information such as page load time, client-side errors, and user behavior.</p> <p>You use this operation only to create a new app monitor. To update an existing app monitor, use <a href=\"https://docs.aws.amazon.com/cloudwatchrum/latest/APIReference/API_UpdateAppMonitor.html\">UpdateAppMonitor</a> instead.</p> <p>After you create an app monitor, sign in to the CloudWatch RUM console to get the JavaScript code snippet to add to your web application. For more information, see <a href=\"https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-find-code-snippet.html\">How do I find a code snippet that I've already generated?</a> </p>",
@@ -36,8 +36,8 @@
       "base": "<p>This structure contains much of the configuration data for the app monitor.</p>",
       "refs": {
         "AppMonitor$AppMonitorConfiguration": "<p>A structure that contains much of the configuration data for the app monitor.</p>",
-        "CreateAppMonitorRequest$AppMonitorConfiguration": "<p>A structure that contains much of the configuration data for the app monitor. If you are using Amazon Cognito for authorization, you must include this structure in your request, and it must include the ID of the Amazon Cognito identity pool to use for authorization. If you don't include <code>AppMonitorConfiguration</code>, you must set up your own authorization method. For more information, see <a href=\"https://docs.aws.amazon.com/monitoring/CloudWatch-RUM-get-started-authorization.html\">Authorize your application to send data to Amazon Web Services</a>.</p> <p>If you omit this argument, the sample rate used for RUM is set to 10% of the user sessions.</p>",
-        "UpdateAppMonitorRequest$AppMonitorConfiguration": "<p>A structure that contains much of the configuration data for the app monitor. If you are using Amazon Cognito for authorization, you must include this structure in your request, and it must include the ID of the Amazon Cognito identity pool to use for authorization. If you don't include <code>AppMonitorConfiguration</code>, you must set up your own authorization method. For more information, see <a href=\"https://docs.aws.amazon.com/monitoring/CloudWatch-RUM-get-started-authorization.html\">Authorize your application to send data to Amazon Web Services</a>.</p>"
+        "CreateAppMonitorRequest$AppMonitorConfiguration": "<p>A structure that contains much of the configuration data for the app monitor. If you are using Amazon Cognito for authorization, you must include this structure in your request, and it must include the ID of the Amazon Cognito identity pool to use for authorization. If you don't include <code>AppMonitorConfiguration</code>, you must set up your own authorization method. For more information, see <a href=\"https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-get-started-authorization.html\">Authorize your application to send data to Amazon Web Services</a>.</p> <p>If you omit this argument, the sample rate used for RUM is set to 10% of the user sessions.</p>",
+        "UpdateAppMonitorRequest$AppMonitorConfiguration": "<p>A structure that contains much of the configuration data for the app monitor. If you are using Amazon Cognito for authorization, you must include this structure in your request, and it must include the ID of the Amazon Cognito identity pool to use for authorization. If you don't include <code>AppMonitorConfiguration</code>, you must set up your own authorization method. For more information, see <a href=\"https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-get-started-authorization.html\">Authorize your application to send data to Amazon Web Services</a>.</p>"
       }
     },
     "AppMonitorDetails": {
@@ -96,7 +96,7 @@
     "Arn": {
       "base": null,
       "refs": {
-        "AppMonitorConfiguration$GuestRoleArn": "<p>The ARN of the guest IAM role that is attached to the Amazon Cognito identity pool that is used to authorize the sending of data to RUM.</p>",
+        "AppMonitorConfiguration$GuestRoleArn": "<p>The ARN of the guest IAM role that is attached to the Amazon Cognito identity pool that is used to authorize the sending of data to RUM.</p> <note> <p>It is possible that an app monitor does not have a value for <code>GuestRoleArn</code>. For example, this can happen when you use the console to create an app monitor and you allow CloudWatch RUM to create a new identity pool for Authorization. In this case, <code>GuestRoleArn</code> is not present in the <a href=\"https://docs.aws.amazon.com/cloudwatchrum/latest/APIReference/API_GetAppMonitor.html\">GetAppMonitor</a> response because it is not stored by the service.</p> <p>If this issue affects you, you can take one of the following steps:</p> <ul> <li> <p>Use the Cloud Development Kit (CDK) to create an identity pool and the associated IAM role, and use that for your app monitor.</p> </li> <li> <p>Make a separate <a href=\"https://docs.aws.amazon.com/cognitoidentity/latest/APIReference/API_GetIdentityPoolRoles.html\">GetIdentityPoolRoles</a> call to Amazon Cognito to retrieve the <code>GuestRoleArn</code>.</p> </li> </ul> </note>",
         "ListTagsForResourceRequest$ResourceArn": "<p>The ARN of the resource that you want to see the tags of.</p>",
         "ListTagsForResourceResponse$ResourceArn": "<p>The ARN of the resource that you are viewing.</p>",
         "TagResourceRequest$ResourceArn": "<p>The ARN of the CloudWatch RUM resource that you're adding tags to.</p>",
@@ -275,7 +275,7 @@
       "base": null,
       "refs": {
         "MetricDefinition$EventPattern": "<p>The pattern that defines the metric. RUM checks events that happen in a user's session against the pattern, and events that match the pattern are sent to the metric destination.</p> <p>If the metrics destination is <code>CloudWatch</code> and the event also matches a value in <code>DimensionKeys</code>, then the metric is published with the specified dimensions. </p>",
-        "MetricDefinitionRequest$EventPattern": "<p>The pattern that defines the metric, specified as a JSON object. RUM checks events that happen in a user's session against the pattern, and events that match the pattern are sent to the metric destination.</p> <p>When you define extended metrics, the metric definition is not valid if <code>EventPattern</code> is omitted.</p> <p>Example event patterns:</p> <ul> <li> <p> <code>'{ \"event_type\": [\"com.amazon.rum.js_error_event\"], \"metadata\": { \"browserName\": [ \"Chrome\", \"Safari\" ], } }'</code> </p> </li> <li> <p> <code>'{ \"event_type\": [\"com.amazon.rum.performance_navigation_event\"], \"metadata\": { \"browserName\": [ \"Chrome\", \"Firefox\" ] }, \"event_details\": { \"duration\": [{ \"numeric\": [ \"&lt;\", 2000 ] }] } }'</code> </p> </li> <li> <p> <code>'{ \"event_type\": [\"com.amazon.rum.performance_navigation_event\"], \"metadata\": { \"browserName\": [ \"Chrome\", \"Safari\" ], \"countryCode\": [ \"US\" ] }, \"event_details\": { \"duration\": [{ \"numeric\": [ \"&gt;=\", 2000, \"&lt;\", 8000 ] }] } }'</code> </p> </li> </ul> <p>If the metrics destination' is <code>CloudWatch</code> and the event also matches a value in <code>DimensionKeys</code>, then the metric is published with the specified dimensions. </p>"
+        "MetricDefinitionRequest$EventPattern": "<p>The pattern that defines the metric, specified as a JSON object. RUM checks events that happen in a user's session against the pattern, and events that match the pattern are sent to the metric destination.</p> <p>When you define extended metrics, the metric definition is not valid if <code>EventPattern</code> is omitted.</p> <p>Example event patterns:</p> <ul> <li> <p> <code>'{ \"event_type\": [\"com.amazon.rum.js_error_event\"], \"metadata\": { \"browserName\": [ \"Chrome\", \"Safari\" ], } }'</code> </p> </li> <li> <p> <code>'{ \"event_type\": [\"com.amazon.rum.performance_navigation_event\"], \"metadata\": { \"browserName\": [ \"Chrome\", \"Firefox\" ] }, \"event_details\": { \"duration\": [{ \"numeric\": [ \"&lt;\", 2000 ] }] } }'</code> </p> </li> <li> <p> <code>'{ \"event_type\": [\"com.amazon.rum.performance_navigation_event\"], \"metadata\": { \"browserName\": [ \"Chrome\", \"Safari\" ], \"countryCode\": [ \"US\" ] }, \"event_details\": { \"duration\": [{ \"numeric\": [ \"&gt;=\", 2000, \"&lt;\", 8000 ] }] } }'</code> </p> </li> </ul> <p>If the metrics destination is <code>CloudWatch</code> and the event also matches a value in <code>DimensionKeys</code>, then the metric is published with the specified dimensions. </p>"
       }
     },
     "FavoritePages": {
@@ -317,7 +317,7 @@
       "base": null,
       "refs": {
         "MetricDestinationSummary$IamRoleArn": "<p>This field appears only when the destination is <code>Evidently</code>. It specifies the ARN of the IAM role that is used to write to the Evidently experiment that receives the metrics.</p>",
-        "PutRumMetricsDestinationRequest$IamRoleArn": "<p>This parameter is required if <code>Destination</code> is <code>Evidently</code>. If <code>Destination</code> is <code>CloudWatch</code>, do not use this parameter.</p> <p>This parameter specifies the ARN of an IAM role that RUM will assume to write to the Evidently experiment that you are sending metrics to. This role must have permission to write to that experiment.</p>"
+        "PutRumMetricsDestinationRequest$IamRoleArn": "<p>This parameter is required if <code>Destination</code> is <code>Evidently</code>. If <code>Destination</code> is <code>CloudWatch</code>, don't use this parameter.</p> <p>This parameter specifies the ARN of an IAM role that RUM will assume to write to the Evidently experiment that you are sending metrics to. This role must have permission to write to that experiment.</p> <p>If you specify this parameter, you must be signed on to a role that has <a href=\"https://docs.aws.amazon.com/IAM/latest/UserGuide/id_roles_use_passrole.html\">PassRole</a> permissions attached to it, to allow the role to be passed. The <a href=\"https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/auth-and-access-control-cw.html#managed-policies-cloudwatch-RUM\"> CloudWatchAmazonCloudWatchRUMFullAccess</a> policy doesn't include <code>PassRole</code> permissions.</p>"
       }
     },
     "IdentityPoolId": {
@@ -412,7 +412,7 @@
       }
     },
     "MetricDefinitionRequest": {
-      "base": "<p>Use this structure to define one extended metric or custom metric that RUM will send to CloudWatch or CloudWatch Evidently. For more information, see <a href=\"https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-vended-metrics.html\"> Additional metrics that you can send to CloudWatch and CloudWatch Evidently</a>.</p> <p>This structure is validated differently for extended metrics and custom metrics. For extended metrics that are sent to the <code>AWS/RUM</code> namespace, the following validations apply:</p> <ul> <li> <p>The <code>Namespace</code> parameter must be omitted or set to <code>AWS/RUM</code>.</p> </li> <li> <p>Only certain combinations of values for <code>Name</code>, <code>ValueKey</code>, and <code>EventPattern</code> are valid. In addition to what is displayed in the list below, the <code>EventPattern</code> can also include information used by the <code>DimensionKeys</code> field.</p> <ul> <li> <p>If <code>Name</code> is <code>PerformanceNavigationDuration</code>, then <code>ValueKey</code>must be <code>event_details.duration</code> and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.performance_navigation_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>PerformanceResourceDuration</code>, then <code>ValueKey</code>must be <code>event_details.duration</code> and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.performance_resource_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>NavigationSatisfiedTransaction</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{ \"event_type\": [\"com.amazon.rum.performance_navigation_event\"], \"event_details\": { \"duration\": [{ \"numeric\": [\"&gt;\",2000] }] } }</code> </p> </li> <li> <p>If <code>Name</code> is <code>NavigationToleratedTransaction</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{ \"event_type\": [\"com.amazon.rum.performance_navigation_event\"], \"event_details\": { \"duration\": [{ \"numeric\": [\"&gt;=\",2000,\"&lt;\"8000] }] } }</code> </p> </li> <li> <p>If <code>Name</code> is <code>NavigationFrustratedTransaction</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{ \"event_type\": [\"com.amazon.rum.performance_navigation_event\"], \"event_details\": { \"duration\": [{ \"numeric\": [\"&gt;=\",8000] }] } }</code> </p> </li> <li> <p>If <code>Name</code> is <code>WebVitalsCumulativeLayoutShift</code>, then <code>ValueKey</code>must be <code>event_details.value</code> and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.cumulative_layout_shift_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>WebVitalsFirstInputDelay</code>, then <code>ValueKey</code>must be <code>event_details.value</code> and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.first_input_delay_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>WebVitalsLargestContentfulPaint</code>, then <code>ValueKey</code>must be <code>event_details.value</code> and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.largest_contentful_paint_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>JsErrorCount</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.js_error_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>HttpErrorCount</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.http_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>SessionCount</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.session_start_event\"]}</code> </p> </li> </ul> </li> </ul> <p>For custom metrics, the following validation rules apply:</p> <ul> <li> <p>The namespace can't be omitted and can't be <code>AWS/RUM</code>. You can use the <code>AWS/RUM</code> namespace only for extended metrics.</p> </li> <li> <p>All dimensions listed in the <code>DimensionKeys</code> field must be present in the value of <code>EventPattern</code>.</p> </li> <li> <p>The values that you specify for <code>ValueKey</code>, <code>EventPattern</code>, and <code>DimensionKeys</code> must be fields in RUM events, so all first-level keys in these fields must be one of the keys in the list later in this section.</p> </li> <li> <p>If you set a value for <code>EventPattern</code>, it must be a JSON object.</p> </li> <li> <p>For every non-empty <code>event_details</code>, there must be a non-empty <code>event_type</code>.</p> </li> <li> <p>If <code>EventPattern</code> contains an <code>event_details</code> field, it must also contain an <code>event_type</code>. For every built-in <code>event_type</code> that you use, you must use a value for <code>event_details</code> that corresponds to that <code>event_type</code>. For information about event details that correspond to event types, see <a href=\"https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-datacollected.html#CloudWatch-RUM-datacollected-eventDetails\"> RUM event details</a>.</p> </li> <li> <p>In <code>EventPattern</code>, any JSON array must contain only one value.</p> </li> </ul> <p>Valid key values for first-level keys in the <code>ValueKey</code>, <code>EventPattern</code>, and <code>DimensionKeys</code> fields:</p> <ul> <li> <p> <code>account_id</code> </p> </li> <li> <p> <code>application_Id</code> </p> </li> <li> <p> <code>application_version</code> </p> </li> <li> <p> <code>application_name</code> </p> </li> <li> <p> <code>batch_id</code> </p> </li> <li> <p> <code>event_details</code> </p> </li> <li> <p> <code>event_id</code> </p> </li> <li> <p> <code>event_interaction</code> </p> </li> <li> <p> <code>event_timestamp</code> </p> </li> <li> <p> <code>event_type</code> </p> </li> <li> <p> <code>event_version</code> </p> </li> <li> <p> <code>log_stream</code> </p> </li> <li> <p> <code>metadata</code> </p> </li> <li> <p> <code>sessionId</code> </p> </li> <li> <p> <code>user_details</code> </p> </li> <li> <p> <code>userId</code> </p> </li> </ul>",
+      "base": "<p>Use this structure to define one extended metric or custom metric that RUM will send to CloudWatch or CloudWatch Evidently. For more information, see <a href=\"https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-custom-and-extended-metrics.html\"> Custom metrics and extended metrics that you can send to CloudWatch and CloudWatch Evidently</a>.</p> <p>This structure is validated differently for extended metrics and custom metrics. For extended metrics that are sent to the <code>AWS/RUM</code> namespace, the following validations apply:</p> <ul> <li> <p>The <code>Namespace</code> parameter must be omitted or set to <code>AWS/RUM</code>.</p> </li> <li> <p>Only certain combinations of values for <code>Name</code>, <code>ValueKey</code>, and <code>EventPattern</code> are valid. In addition to what is displayed in the following list, the <code>EventPattern</code> can also include information used by the <code>DimensionKeys</code> field.</p> <ul> <li> <p>If <code>Name</code> is <code>PerformanceNavigationDuration</code>, then <code>ValueKey</code>must be <code>event_details.duration</code> and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.performance_navigation_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>PerformanceResourceDuration</code>, then <code>ValueKey</code>must be <code>event_details.duration</code> and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.performance_resource_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>NavigationSatisfiedTransaction</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{ \"event_type\": [\"com.amazon.rum.performance_navigation_event\"], \"event_details\": { \"duration\": [{ \"numeric\": [\"&gt;\",2000] }] } }</code> </p> </li> <li> <p>If <code>Name</code> is <code>NavigationToleratedTransaction</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{ \"event_type\": [\"com.amazon.rum.performance_navigation_event\"], \"event_details\": { \"duration\": [{ \"numeric\": [\"&gt;=\",2000,\"&lt;\"8000] }] } }</code> </p> </li> <li> <p>If <code>Name</code> is <code>NavigationFrustratedTransaction</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{ \"event_type\": [\"com.amazon.rum.performance_navigation_event\"], \"event_details\": { \"duration\": [{ \"numeric\": [\"&gt;=\",8000] }] } }</code> </p> </li> <li> <p>If <code>Name</code> is <code>WebVitalsCumulativeLayoutShift</code>, then <code>ValueKey</code>must be <code>event_details.value</code> and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.cumulative_layout_shift_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>WebVitalsFirstInputDelay</code>, then <code>ValueKey</code>must be <code>event_details.value</code> and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.first_input_delay_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>WebVitalsLargestContentfulPaint</code>, then <code>ValueKey</code>must be <code>event_details.value</code> and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.largest_contentful_paint_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>JsErrorCount</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.js_error_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>HttpErrorCount</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.http_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>SessionCount</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.session_start_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>PageViewCount</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{\"event_type\":[\"com.amazon.rum.page_view_event\"]}</code> </p> </li> <li> <p>If <code>Name</code> is <code>Http4xxCount</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{\"event_type\": [\"com.amazon.rum.http_event\"],\"event_details\":{\"response\":{\"status\":[{\"numeric\":[\"&gt;=\",400,\"&lt;\",500]}]}}} }</code> </p> </li> <li> <p>If <code>Name</code> is <code>Http5xxCount</code>, then <code>ValueKey</code>must be null and the <code>EventPattern</code> must include <code>{\"event_type\": [\"com.amazon.rum.http_event\"],\"event_details\":{\"response\":{\"status\":[{\"numeric\":[\"&gt;=\",500,\"&lt;=\",599]}]}}} }</code> </p> </li> </ul> </li> </ul> <p>For custom metrics, the following validation rules apply:</p> <ul> <li> <p>The namespace can't be omitted and can't be <code>AWS/RUM</code>. You can use the <code>AWS/RUM</code> namespace only for extended metrics.</p> </li> <li> <p>All dimensions listed in the <code>DimensionKeys</code> field must be present in the value of <code>EventPattern</code>.</p> </li> <li> <p>The values that you specify for <code>ValueKey</code>, <code>EventPattern</code>, and <code>DimensionKeys</code> must be fields in RUM events, so all first-level keys in these fields must be one of the keys in the list later in this section.</p> </li> <li> <p>If you set a value for <code>EventPattern</code>, it must be a JSON object.</p> </li> <li> <p>For every non-empty <code>event_details</code>, there must be a non-empty <code>event_type</code>.</p> </li> <li> <p>If <code>EventPattern</code> contains an <code>event_details</code> field, it must also contain an <code>event_type</code>. For every built-in <code>event_type</code> that you use, you must use a value for <code>event_details</code> that corresponds to that <code>event_type</code>. For information about event details that correspond to event types, see <a href=\"https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-datacollected.html#CloudWatch-RUM-datacollected-eventDetails\"> RUM event details</a>.</p> </li> <li> <p>In <code>EventPattern</code>, any JSON array must contain only one value.</p> </li> </ul> <p>Valid key values for first-level keys in the <code>ValueKey</code>, <code>EventPattern</code>, and <code>DimensionKeys</code> fields:</p> <ul> <li> <p> <code>account_id</code> </p> </li> <li> <p> <code>application_Id</code> </p> </li> <li> <p> <code>application_version</code> </p> </li> <li> <p> <code>application_name</code> </p> </li> <li> <p> <code>batch_id</code> </p> </li> <li> <p> <code>event_details</code> </p> </li> <li> <p> <code>event_id</code> </p> </li> <li> <p> <code>event_interaction</code> </p> </li> <li> <p> <code>event_timestamp</code> </p> </li> <li> <p> <code>event_type</code> </p> </li> <li> <p> <code>event_version</code> </p> </li> <li> <p> <code>log_stream</code> </p> </li> <li> <p> <code>metadata</code> </p> </li> <li> <p> <code>sessionId</code> </p> </li> <li> <p> <code>user_details</code> </p> </li> <li> <p> <code>userId</code> </p> </li> </ul>",
       "refs": {
         "BatchCreateRumMetricDefinitionsError$MetricDefinition": "<p>The metric definition that caused this error.</p>",
         "MetricDefinitionsRequest$member": null,
@@ -435,7 +435,7 @@
     "MetricDestination": {
       "base": null,
       "refs": {
-        "BatchCreateRumMetricDefinitionsRequest$Destination": "<p>The destination to send the metrics to. Valid values are <code>CloudWatch</code> and <code>Evidently</code>. If you specify <code>Evidently</code>, you must also specify the ARN of the CloudWatchEvidently experiment that will receive the metrics and an IAM role that has permission to write to the experiment.</p>",
+        "BatchCreateRumMetricDefinitionsRequest$Destination": "<p>The destination to send the metrics to. Valid values are <code>CloudWatch</code> and <code>Evidently</code>. If you specify <code>Evidently</code>, you must also specify the Amazon Resource Name (ARN) of the CloudWatchEvidently experiment that will receive the metrics and an IAM role that has permission to write to the experiment.</p>",
         "BatchDeleteRumMetricDefinitionsRequest$Destination": "<p>Defines the destination where you want to stop sending the specified metrics. Valid values are <code>CloudWatch</code> and <code>Evidently</code>. If you specify <code>Evidently</code>, you must also specify the ARN of the CloudWatchEvidently experiment that is to be the destination and an IAM role that has permission to write to the experiment.</p>",
         "BatchGetRumMetricDefinitionsRequest$Destination": "<p>The type of destination that you want to view metrics for. Valid values are <code>CloudWatch</code> and <code>Evidently</code>.</p>",
         "DeleteRumMetricsDestinationRequest$Destination": "<p>The type of destination to delete. Valid values are <code>CloudWatch</code> and <code>Evidently</code>.</p>",
@@ -765,7 +765,7 @@
       "base": null,
       "refs": {
         "MetricDefinition$ValueKey": "<p>The field within the event object that the metric value is sourced from.</p>",
-        "MetricDefinitionRequest$ValueKey": "<p>The field within the event object that the metric value is sourced from.</p> <p>If you omit this field, a hardcoded value of 1 is pushed as the metric value. This is useful if you just want to count the number of events that the filter catches. </p> <p>If this metric is sent to CloudWatch Evidently, this field will be passed to Evidently raw and Evidently will handle data extraction from the event.</p>"
+        "MetricDefinitionRequest$ValueKey": "<p>The field within the event object that the metric value is sourced from.</p> <p>If you omit this field, a hardcoded value of 1 is pushed as the metric value. This is useful if you want to count the number of events that the filter catches. </p> <p>If this metric is sent to CloudWatch Evidently, this field will be passed to Evidently raw. Evidently will handle data extraction from the event.</p>"
       }
     }
   }
diff --git a/models/apis/rum/2018-05-10/endpoint-rule-set-1.json b/models/apis/rum/2018-05-10/endpoint-rule-set-1.json
index 8fdeb4663a..a05b4f3a08 100644
--- a/models/apis/rum/2018-05-10/endpoint-rule-set-1.json
+++ b/models/apis/rum/2018-05-10/endpoint-rule-set-1.json
@@ -40,7 +40,6 @@
                     ]
                 }
             ],
-            "type": "tree",
             "rules": [
                 {
                     "conditions": [
@@ -58,293 +57,258 @@
                     "type": "error"
                 },
                 {
-                    "conditions": [],
-                    "type": "tree",
-                    "rules": [
+                    "conditions": [
                         {
-                            "conditions": [
+                            "fn": "booleanEquals",
+                            "argv": [
                                 {
-                                    "fn": "booleanEquals",
-                                    "argv": [
-                                        {
-                                            "ref": "UseDualStack"
-                                        },
-                                        true
-                                    ]
-                                }
-                            ],
-                            "error": "Invalid Configuration: Dualstack and custom endpoint are not supported",
-                            "type": "error"
-                        },
-                        {
-                            "conditions": [],
-                            "endpoint": {
-                                "url": {
-                                    "ref": "Endpoint"
+                                    "ref": "UseDualStack"
                                 },
-                                "properties": {},
-                                "headers": {}
-                            },
-                            "type": "endpoint"
+                                true
+                            ]
                         }
-                    ]
+                    ],
+                    "error": "Invalid Configuration: Dualstack and custom endpoint are not supported",
+                    "type": "error"
+                },
+                {
+                    "conditions": [],
+                    "endpoint": {
+                        "url": {
+                            "ref": "Endpoint"
+                        },
+                        "properties": {},
+                        "headers": {}
+                    },
+                    "type": "endpoint"
                 }
-            ]
+            ],
+            "type": "tree"
         },
         {
-            "conditions": [],
-            "type": "tree",
+            "conditions": [
+                {
+                    "fn": "isSet",
+                    "argv": [
+                        {
+                            "ref": "Region"
+                        }
+                    ]
+                }
+            ],
             "rules": [
                 {
                     "conditions": [
                         {
-                            "fn": "isSet",
+                            "fn": "aws.partition",
                             "argv": [
                                 {
                                     "ref": "Region"
                                 }
-                            ]
+                            ],
+                            "assign": "PartitionResult"
                         }
                     ],
-                    "type": "tree",
                     "rules": [
                         {
                             "conditions": [
                                 {
-                                    "fn": "aws.partition",
+                                    "fn": "booleanEquals",
                                     "argv": [
                                         {
-                                            "ref": "Region"
-                                        }
-                                    ],
-                                    "assign": "PartitionResult"
+                                            "ref": "UseFIPS"
+                                        },
+                                        true
+                                    ]
+                                },
+                                {
+                                    "fn": "booleanEquals",
+                                    "argv": [
+                                        {
+                                            "ref": "UseDualStack"
+                                        },
+                                        true
+                                    ]
                                 }
                             ],
-                            "type": "tree",
                             "rules": [
                                 {
                                     "conditions": [
                                         {
                                             "fn": "booleanEquals",
                                             "argv": [
+                                                true,
                                                 {
-                                                    "ref": "UseFIPS"
-                                                },
-                                                true
+                                                    "fn": "getAttr",
+                                                    "argv": [
+                                                        {
+                                                            "ref": "PartitionResult"
+                                                        },
+                                                        "supportsFIPS"
+                                                    ]
+                                                }
                                             ]
                                         },
                                         {
                                             "fn": "booleanEquals",
                                             "argv": [
+                                                true,
                                                 {
-                                                    "ref": "UseDualStack"
-                                                },
-                                                true
-                                            ]
-                                        }
-                                    ],
-                                    "type": "tree",
-                                    "rules": [
-                                        {
-                                            "conditions": [
-                                                {
-                                                    "fn": "booleanEquals",
+                                                    "fn": "getAttr",
                                                     "argv": [
-                                                        true,
                                                         {
-                                                            "fn": "getAttr",
-                                                            "argv": [
-                                                                {
-                                                                    "ref": "PartitionResult"
-                                                                },
-                                                                "supportsFIPS"
-                                                            ]
-                                                        }
-                                                    ]
-                                                },
-                                                {
-                                                    "fn": "booleanEquals",
-                                                    "argv": [
-                                                        true,
-                                                        {
-                                                            "fn": "getAttr",
-                                                            "argv": [
-                                                                {
-                                                                    "ref": "PartitionResult"
-                                                                },
-                                                                "supportsDualStack"
-                                                            ]
-                                                        }
-                                                    ]
-                                                }
-                                            ],
-                                            "type": "tree",
-                                            "rules": [
-                                                {
-                                                    "conditions": [],
-                                                    "type": "tree",
-                                                    "rules": [
-                                                        {
-                                                            "conditions": [],
-                                                            "endpoint": {
-                                                                "url": "https://rum-fips.{Region}.{PartitionResult#dualStackDnsSuffix}",
-                                                                "properties": {},
-                                                                "headers": {}
-                                                            },
-                                                            "type": "endpoint"
-                                                        }
+                                                            "ref": "PartitionResult"
+                                                        },
+                                                        "supportsDualStack"
                                                     ]
                                                 }
                                             ]
-                                        },
+                                        }
+                                    ],
+                                    "rules": [
                                         {
                                             "conditions": [],
-                                            "error": "FIPS and DualStack are enabled, but this partition does not support one or both",
-                                            "type": "error"
+                                            "endpoint": {
+                                                "url": "https://rum-fips.{Region}.{PartitionResult#dualStackDnsSuffix}",
+                                                "properties": {},
+                                                "headers": {}
+                                            },
+                                            "type": "endpoint"
                                         }
-                                    ]
+                                    ],
+                                    "type": "tree"
                                 },
+                                {
+                                    "conditions": [],
+                                    "error": "FIPS and DualStack are enabled, but this partition does not support one or both",
+                                    "type": "error"
+                                }
+                            ],
+                            "type": "tree"
+                        },
+                        {
+                            "conditions": [
+                                {
+                                    "fn": "booleanEquals",
+                                    "argv": [
+                                        {
+                                            "ref": "UseFIPS"
+                                        },
+                                        true
+                                    ]
+                                }
+                            ],
+                            "rules": [
                                 {
                                     "conditions": [
                                         {
                                             "fn": "booleanEquals",
                                             "argv": [
                                                 {
-                                                    "ref": "UseFIPS"
+                                                    "fn": "getAttr",
+                                                    "argv": [
+                                                        {
+                                                            "ref": "PartitionResult"
+                                                        },
+                                                        "supportsFIPS"
+                                                    ]
                                                 },
                                                 true
                                             ]
                                         }
                                     ],
-                                    "type": "tree",
                                     "rules": [
-                                        {
-                                            "conditions": [
-                                                {
-                                                    "fn": "booleanEquals",
-                                                    "argv": [
-                                                        true,
-                                                        {
-                                                            "fn": "getAttr",
-                                                            "argv": [
-                                                                {
-                                                                    "ref": "PartitionResult"
-                                                                },
-                                                                "supportsFIPS"
-                                                            ]
-                                                        }
-                                                    ]
-                                                }
-                                            ],
-                                            "type": "tree",
-                                            "rules": [
-                                                {
-                                                    "conditions": [],
-                                                    "type": "tree",
-                                                    "rules": [
-                                                        {
-                                                            "conditions": [],
-                                                            "endpoint": {
-                                                                "url": "https://rum-fips.{Region}.{PartitionResult#dnsSuffix}",
-                                                                "properties": {},
-                                                                "headers": {}
-                                                            },
-                                                            "type": "endpoint"
-                                                        }
-                                                    ]
-                                                }
-                                            ]
-                                        },
                                         {
                                             "conditions": [],
-                                            "error": "FIPS is enabled but this partition does not support FIPS",
-                                            "type": "error"
+                                            "endpoint": {
+                                                "url": "https://rum-fips.{Region}.{PartitionResult#dnsSuffix}",
+                                                "properties": {},
+                                                "headers": {}
+                                            },
+                                            "type": "endpoint"
                                         }
-                                    ]
+                                    ],
+                                    "type": "tree"
                                 },
+                                {
+                                    "conditions": [],
+                                    "error": "FIPS is enabled but this partition does not support FIPS",
+                                    "type": "error"
+                                }
+                            ],
+                            "type": "tree"
+                        },
+                        {
+                            "conditions": [
+                                {
+                                    "fn": "booleanEquals",
+                                    "argv": [
+                                        {
+                                            "ref": "UseDualStack"
+                                        },
+                                        true
+                                    ]
+                                }
+                            ],
+                            "rules": [
                                 {
                                     "conditions": [
                                         {
                                             "fn": "booleanEquals",
                                             "argv": [
+                                                true,
                                                 {
-                                                    "ref": "UseDualStack"
-                                                },
-                                                true
-                                            ]
-                                        }
-                                    ],
-                                    "type": "tree",
-                                    "rules": [
-                                        {
-                                            "conditions": [
-                                                {
-                                                    "fn": "booleanEquals",
+                                                    "fn": "getAttr",
                                                     "argv": [
-                                                        true,
                                                         {
-                                                            "fn": "getAttr",
-                                                            "argv": [
-                                                                {
-                                                                    "ref": "PartitionResult"
-                                                                },
-                                                                "supportsDualStack"
-                                                            ]
-                                                        }
-                                                    ]
-                                                }
-                                            ],
-                                            "type": "tree",
-                                            "rules": [
-                                                {
-                                                    "conditions": [],
-                                                    "type": "tree",
-                                                    "rules": [
-                                                        {
-                                                            "conditions": [],
-                                                            "endpoint": {
-                                                                "url": "https://rum.{Region}.{PartitionResult#dualStackDnsSuffix}",
-                                                                "properties": {},
-                                                                "headers": {}
-                                                            },
-                                                            "type": "endpoint"
-                                                        }
+                                                            "ref": "PartitionResult"
+                                                        },
+                                                        "supportsDualStack"
                                                     ]
                                                 }
                                             ]
-                                        },
-                                        {
-                                            "conditions": [],
-                                            "error": "DualStack is enabled but this partition does not support DualStack",
-                                            "type": "error"
                                         }
-                                    ]
-                                },
-                                {
-                                    "conditions": [],
-                                    "type": "tree",
+                                    ],
                                     "rules": [
                                         {
                                             "conditions": [],
                                             "endpoint": {
-                                                "url": "https://rum.{Region}.{PartitionResult#dnsSuffix}",
+                                                "url": "https://rum.{Region}.{PartitionResult#dualStackDnsSuffix}",
                                                 "properties": {},
                                                 "headers": {}
                                             },
                                             "type": "endpoint"
                                         }
-                                    ]
+                                    ],
+                                    "type": "tree"
+                                },
+                                {
+                                    "conditions": [],
+                                    "error": "DualStack is enabled but this partition does not support DualStack",
+                                    "type": "error"
                                 }
-                            ]
+                            ],
+                            "type": "tree"
+                        },
+                        {
+                            "conditions": [],
+                            "endpoint": {
+                                "url": "https://rum.{Region}.{PartitionResult#dnsSuffix}",
+                                "properties": {},
+                                "headers": {}
+                            },
+                            "type": "endpoint"
                         }
-                    ]
-                },
-                {
-                    "conditions": [],
-                    "error": "Invalid Configuration: Missing Region",
-                    "type": "error"
+                    ],
+                    "type": "tree"
                 }
-            ]
+            ],
+            "type": "tree"
+        },
+        {
+            "conditions": [],
+            "error": "Invalid Configuration: Missing Region",
+            "type": "error"
         }
     ]
 }
\ No newline at end of file
diff --git a/models/apis/rum/2018-05-10/endpoint-tests-1.json b/models/apis/rum/2018-05-10/endpoint-tests-1.json
index bb59ef12e3..50b7fb1734 100644
--- a/models/apis/rum/2018-05-10/endpoint-tests-1.json
+++ b/models/apis/rum/2018-05-10/endpoint-tests-1.json
@@ -9,8 +9,8 @@
             },
             "params": {
                 "Region": "ap-northeast-1",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
             }
         },
         {
@@ -22,8 +22,8 @@
             },
             "params": {
                 "Region": "ap-southeast-1",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
             }
         },
         {
@@ -35,8 +35,8 @@
             },
             "params": {
                 "Region": "ap-southeast-2",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
             }
         },
         {
@@ -48,8 +48,8 @@
             },
             "params": {
                 "Region": "eu-central-1",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
             }
         },
         {
@@ -61,8 +61,8 @@
             },
             "params": {
                 "Region": "eu-north-1",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
             }
         },
         {
@@ -74,8 +74,8 @@
             },
             "params": {
                 "Region": "eu-west-1",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
             }
         },
         {
@@ -87,8 +87,8 @@
             },
             "params": {
                 "Region": "eu-west-2",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
             }
         },
         {
@@ -100,8 +100,8 @@
             },
             "params": {
                 "Region": "us-east-1",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
             }
         },
         {
@@ -113,8 +113,8 @@
             },
             "params": {
                 "Region": "us-east-2",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
             }
         },
         {
@@ -126,8 +126,8 @@
             },
             "params": {
                 "Region": "us-west-2",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
             }
         },
         {
@@ -139,8 +139,8 @@
             },
             "params": {
                 "Region": "us-east-1",
-                "UseDualStack": true,
-                "UseFIPS": true
+                "UseFIPS": true,
+                "UseDualStack": true
             }
         },
         {
@@ -152,8 +152,8 @@
             },
             "params": {
                 "Region": "us-east-1",
-                "UseDualStack": false,
-                "UseFIPS": true
+                "UseFIPS": true,
+                "UseDualStack": false
             }
         },
         {
@@ -165,8 +165,8 @@
             },
             "params": {
                 "Region": "us-east-1",
-                "UseDualStack": true,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": true
             }
         },
         {
@@ -178,8 +178,8 @@
             },
             "params": {
                 "Region": "cn-north-1",
-                "UseDualStack": true,
-                "UseFIPS": true
+                "UseFIPS": true,
+                "UseDualStack": true
             }
         },
         {
@@ -191,8 +191,8 @@
             },
             "params": {
                 "Region": "cn-north-1",
-                "UseDualStack": false,
-                "UseFIPS": true
+                "UseFIPS": true,
+                "UseDualStack": false
             }
         },
         {
@@ -204,8 +204,8 @@
             },
             "params": {
                 "Region": "cn-north-1",
-                "UseDualStack": true,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": true
             }
         },
         {
@@ -217,8 +217,8 @@
             },
             "params": {
                 "Region": "cn-north-1",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
             }
         },
         {
@@ -230,8 +230,8 @@
             },
             "params": {
                 "Region": "us-gov-east-1",
-                "UseDualStack": true,
-                "UseFIPS": true
+                "UseFIPS": true,
+                "UseDualStack": true
             }
         },
         {
@@ -243,8 +243,8 @@
             },
             "params": {
                 "Region": "us-gov-east-1",
-                "UseDualStack": false,
-                "UseFIPS": true
+                "UseFIPS": true,
+                "UseDualStack": false
             }
         },
         {
@@ -256,8 +256,8 @@
             },
             "params": {
                 "Region": "us-gov-east-1",
-                "UseDualStack": true,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": true
             }
         },
         {
@@ -269,8 +269,19 @@
             },
             "params": {
                 "Region": "us-gov-east-1",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
+            }
+        },
+        {
+            "documentation": "For region us-iso-east-1 with FIPS enabled and DualStack enabled",
+            "expect": {
+                "error": "FIPS and DualStack are enabled, but this partition does not support one or both"
+            },
+            "params": {
+                "Region": "us-iso-east-1",
+                "UseFIPS": true,
+                "UseDualStack": true
             }
         },
         {
@@ -282,8 +293,19 @@
             },
             "params": {
                 "Region": "us-iso-east-1",
-                "UseDualStack": false,
-                "UseFIPS": true
+                "UseFIPS": true,
+                "UseDualStack": false
+            }
+        },
+        {
+            "documentation": "For region us-iso-east-1 with FIPS disabled and DualStack enabled",
+            "expect": {
+                "error": "DualStack is enabled but this partition does not support DualStack"
+            },
+            "params": {
+                "Region": "us-iso-east-1",
+                "UseFIPS": false,
+                "UseDualStack": true
             }
         },
         {
@@ -295,8 +317,19 @@
             },
             "params": {
                 "Region": "us-iso-east-1",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
+            }
+        },
+        {
+            "documentation": "For region us-isob-east-1 with FIPS enabled and DualStack enabled",
+            "expect": {
+                "error": "FIPS and DualStack are enabled, but this partition does not support one or both"
+            },
+            "params": {
+                "Region": "us-isob-east-1",
+                "UseFIPS": true,
+                "UseDualStack": true
             }
         },
         {
@@ -308,8 +341,19 @@
             },
             "params": {
                 "Region": "us-isob-east-1",
-                "UseDualStack": false,
-                "UseFIPS": true
+                "UseFIPS": true,
+                "UseDualStack": false
+            }
+        },
+        {
+            "documentation": "For region us-isob-east-1 with FIPS disabled and DualStack enabled",
+            "expect": {
+                "error": "DualStack is enabled but this partition does not support DualStack"
+            },
+            "params": {
+                "Region": "us-isob-east-1",
+                "UseFIPS": false,
+                "UseDualStack": true
             }
         },
         {
@@ -321,8 +365,8 @@
             },
             "params": {
                 "Region": "us-isob-east-1",
-                "UseDualStack": false,
-                "UseFIPS": false
+                "UseFIPS": false,
+                "UseDualStack": false
             }
         },
         {
@@ -334,8 +378,8 @@
             },
             "params": {
                 "Region": "us-east-1",
-                "UseDualStack": false,
                 "UseFIPS": false,
+                "UseDualStack": false,
                 "Endpoint": "https://example.com"
             }
         },
@@ -347,8 +391,8 @@
                 }
             },
             "params": {
-                "UseDualStack": false,
                 "UseFIPS": false,
+                "UseDualStack": false,
                 "Endpoint": "https://example.com"
             }
         },
@@ -359,8 +403,8 @@
             },
             "params": {
                 "Region": "us-east-1",
-                "UseDualStack": false,
                 "UseFIPS": true,
+                "UseDualStack": false,
                 "Endpoint": "https://example.com"
             }
         },
@@ -371,10 +415,16 @@
             },
             "params": {
                 "Region": "us-east-1",
-                "UseDualStack": true,
                 "UseFIPS": false,
+                "UseDualStack": true,
                 "Endpoint": "https://example.com"
             }
+        },
+        {
+            "documentation": "Missing region",
+            "expect": {
+                "error": "Invalid Configuration: Missing Region"
+            }
         }
     ],
     "version": "1.0"
diff --git a/service/appsync/api.go b/service/appsync/api.go
index aec19f4d88..5a8064e379 100644
--- a/service/appsync/api.go
+++ b/service/appsync/api.go
@@ -7621,11 +7621,13 @@ type CreateApiCacheInput struct {
 	// Controls how cache health metrics will be emitted to CloudWatch. Cache health
 	// metrics include:
 	//
-	//    * NetworkBandwidthOutAllowanceExceeded: The number of times a specified
-	//    GraphQL operation was called.
+	//    * NetworkBandwidthOutAllowanceExceeded: The network packets dropped because
+	//    the throughput exceeded the aggregated bandwidth limit. This is useful
+	//    for diagnosing bottlenecks in a cache configuration.
 	//
-	//    * EngineCPUUtilization: The number of GraphQL errors that occurred during
-	//    a specified GraphQL operation.
+	//    * EngineCPUUtilization: The CPU utilization (percentage) allocated to
+	//    the Redis process. This is useful for diagnosing bottlenecks in a cache
+	//    configuration.
 	//
 	// Metrics will be recorded by API ID. You can set the value to ENABLED or DISABLED.
 	HealthMetricsConfig *string `locationName:"healthMetricsConfig" type:"string" enum:"CacheHealthMetricsConfig"`
@@ -10823,7 +10825,7 @@ func (s *ElasticsearchDataSourceConfig) SetEndpoint(v string) *ElasticsearchData
 //     resolvers in the request.
 //
 //   - PER_RESOLVER_METRICS: Records and emits metric data for resolvers that
-//     have the metricConfig value set to ENABLED.
+//     have the metricsConfig value set to ENABLED.
 //
 // dataSourceLevelMetricsBehavior: Controls how data source metrics will be
 // emitted to CloudWatch. Data source metrics include:
@@ -10842,7 +10844,7 @@ func (s *ElasticsearchDataSourceConfig) SetEndpoint(v string) *ElasticsearchData
 //     all data sources in the request.
 //
 //   - PER_DATA_SOURCE_METRICS: Records and emits metric data for data sources
-//     that have the metricConfig value set to ENABLED.
+//     that have the metricsConfig value set to ENABLED.
 //
 // operationLevelMetricsConfig: Controls how operation metrics will be emitted
 // to CloudWatch. Operation metrics include:
@@ -10874,7 +10876,7 @@ type EnhancedMetricsConfig struct {
 	//    all data sources in the request.
 	//
 	//    * PER_DATA_SOURCE_METRICS: Records and emits metric data for data sources
-	//    that have the metricConfig value set to ENABLED.
+	//    that have the metricsConfig value set to ENABLED.
 	//
 	// DataSourceLevelMetricsBehavior is a required field
 	DataSourceLevelMetricsBehavior *string `locationName:"dataSourceLevelMetricsBehavior" type:"string" required:"true" enum:"DataSourceLevelMetricsBehavior"`
@@ -10914,7 +10916,7 @@ type EnhancedMetricsConfig struct {
 	//    resolvers in the request.
 	//
 	//    * PER_RESOLVER_METRICS: Records and emits metric data for resolvers that
-	//    have the metricConfig value set to ENABLED.
+	//    have the metricsConfig value set to ENABLED.
 	//
 	// ResolverLevelMetricsBehavior is a required field
 	ResolverLevelMetricsBehavior *string `locationName:"resolverLevelMetricsBehavior" type:"string" required:"true" enum:"ResolverLevelMetricsBehavior"`
@@ -16535,11 +16537,13 @@ type UpdateApiCacheInput struct {
 	// Controls how cache health metrics will be emitted to CloudWatch. Cache health
 	// metrics include:
 	//
-	//    * NetworkBandwidthOutAllowanceExceeded: The number of times a specified
-	//    GraphQL operation was called.
+	//    * NetworkBandwidthOutAllowanceExceeded: The network packets dropped because
+	//    the throughput exceeded the aggregated bandwidth limit. This is useful
+	//    for diagnosing bottlenecks in a cache configuration.
 	//
-	//    * EngineCPUUtilization: The number of GraphQL errors that occurred during
-	//    a specified GraphQL operation.
+	//    * EngineCPUUtilization: The CPU utilization (percentage) allocated to
+	//    the Redis process. This is useful for diagnosing bottlenecks in a cache
+	//    configuration.
 	//
 	// Metrics will be recorded by API ID. You can set the value to ENABLED or DISABLED.
 	HealthMetricsConfig *string `locationName:"healthMetricsConfig" type:"string" enum:"CacheHealthMetricsConfig"`
diff --git a/service/cloudwatchrum/api.go b/service/cloudwatchrum/api.go
index 5ffcb7a134..b9da2b4e70 100644
--- a/service/cloudwatchrum/api.go
+++ b/service/cloudwatchrum/api.go
@@ -64,20 +64,20 @@ func (c *CloudWatchRUM) BatchCreateRumMetricDefinitionsRequest(input *BatchCreat
 // metrics are listed in CloudWatch metrics that you can collect with CloudWatch
 // RUM (https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-metrics.html).
 //
-// In addition to these default metrics, you can choose to send extended metrics
-// or custom metrics or both.
+// In addition to these default metrics, you can choose to send extended metrics,
+// custom metrics, or both.
 //
-//   - Extended metrics enable you to send metrics with additional dimensions
-//     not included in the default metrics. You can also send extended metrics
-//     to Evidently as well as CloudWatch. The valid dimension names for the
-//     additional dimensions for extended metrics are BrowserName, CountryCode,
-//     DeviceType, FileType, OSName, and PageId. For more information, see Extended
-//     metrics that you can send to CloudWatch and CloudWatch Evidently (https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-vended-metrics.html).
+//   - Extended metrics let you send metrics with additional dimensions that
+//     aren't included in the default metrics. You can also send extended metrics
+//     to both Evidently and CloudWatch. The valid dimension names for the additional
+//     dimensions for extended metrics are BrowserName, CountryCode, DeviceType,
+//     FileType, OSName, and PageId. For more information, see Extended metrics
+//     that you can send to CloudWatch and CloudWatch Evidently (https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-vended-metrics.html).
 //
 //   - Custom metrics are metrics that you define. You can send custom metrics
-//     to CloudWatch or to CloudWatch Evidently or to both. With custom metrics,
-//     you can use any metric name and namespace, and to derive the metrics you
-//     can use any custom events, built-in events, custom attributes, or default
+//     to CloudWatch. CloudWatch Evidently, or both. With custom metrics, you
+//     can use any metric name and namespace. To derive the metrics, you can
+//     use any custom events, built-in events, custom attributes, or default
 //     attributes. You can't send custom metrics to the AWS/RUM namespace. You
 //     must send custom metrics to a custom namespace that you define. The namespace
 //     that you use can't start with AWS/. CloudWatch RUM prepends RUM/CustomMetrics/
@@ -2129,6 +2129,20 @@ type AppMonitorConfiguration struct {
 
 	// The ARN of the guest IAM role that is attached to the Amazon Cognito identity
 	// pool that is used to authorize the sending of data to RUM.
+	//
+	// It is possible that an app monitor does not have a value for GuestRoleArn.
+	// For example, this can happen when you use the console to create an app monitor
+	// and you allow CloudWatch RUM to create a new identity pool for Authorization.
+	// In this case, GuestRoleArn is not present in the GetAppMonitor (https://docs.aws.amazon.com/cloudwatchrum/latest/APIReference/API_GetAppMonitor.html)
+	// response because it is not stored by the service.
+	//
+	// If this issue affects you, you can take one of the following steps:
+	//
+	//    * Use the Cloud Development Kit (CDK) to create an identity pool and the
+	//    associated IAM role, and use that for your app monitor.
+	//
+	//    * Make a separate GetIdentityPoolRoles (https://docs.aws.amazon.com/cognitoidentity/latest/APIReference/API_GetIdentityPoolRoles.html)
+	//    call to Amazon Cognito to retrieve the GuestRoleArn.
 	GuestRoleArn *string `type:"string"`
 
 	// The ID of the Amazon Cognito identity pool that is used to authorize the
@@ -2437,9 +2451,9 @@ type BatchCreateRumMetricDefinitionsInput struct {
 	AppMonitorName *string `location:"uri" locationName:"AppMonitorName" min:"1" type:"string" required:"true"`
 
 	// The destination to send the metrics to. Valid values are CloudWatch and Evidently.
-	// If you specify Evidently, you must also specify the ARN of the CloudWatchEvidently
-	// experiment that will receive the metrics and an IAM role that has permission
-	// to write to the experiment.
+	// If you specify Evidently, you must also specify the Amazon Resource Name
+	// (ARN) of the CloudWatchEvidently experiment that will receive the metrics
+	// and an IAM role that has permission to write to the experiment.
 	//
 	// Destination is a required field
 	Destination *string `type:"string" required:"true" enum:"MetricDestination"`
@@ -2992,7 +3006,7 @@ type CreateAppMonitorInput struct {
 	// structure in your request, and it must include the ID of the Amazon Cognito
 	// identity pool to use for authorization. If you don't include AppMonitorConfiguration,
 	// you must set up your own authorization method. For more information, see
-	// Authorize your application to send data to Amazon Web Services (https://docs.aws.amazon.com/monitoring/CloudWatch-RUM-get-started-authorization.html).
+	// Authorize your application to send data to Amazon Web Services (https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-get-started-authorization.html).
 	//
 	// If you omit this argument, the sample rate used for RUM is set to 10% of
 	// the user sessions.
@@ -4128,8 +4142,8 @@ func (s *MetricDefinition) SetValueKey(v string) *MetricDefinition {
 
 // Use this structure to define one extended metric or custom metric that RUM
 // will send to CloudWatch or CloudWatch Evidently. For more information, see
-// Additional metrics that you can send to CloudWatch and CloudWatch Evidently
-// (https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-vended-metrics.html).
+// Custom metrics and extended metrics that you can send to CloudWatch and CloudWatch
+// Evidently (https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-custom-and-extended-metrics.html).
 //
 // This structure is validated differently for extended metrics and custom metrics.
 // For extended metrics that are sent to the AWS/RUM namespace, the following
@@ -4138,9 +4152,9 @@ func (s *MetricDefinition) SetValueKey(v string) *MetricDefinition {
 //   - The Namespace parameter must be omitted or set to AWS/RUM.
 //
 //   - Only certain combinations of values for Name, ValueKey, and EventPattern
-//     are valid. In addition to what is displayed in the list below, the EventPattern
-//     can also include information used by the DimensionKeys field. If Name
-//     is PerformanceNavigationDuration, then ValueKeymust be event_details.duration
+//     are valid. In addition to what is displayed in the following list, the
+//     EventPattern can also include information used by the DimensionKeys field.
+//     If Name is PerformanceNavigationDuration, then ValueKeymust be event_details.duration
 //     and the EventPattern must include {"event_type":["com.amazon.rum.performance_navigation_event"]}
 //     If Name is PerformanceResourceDuration, then ValueKeymust be event_details.duration
 //     and the EventPattern must include {"event_type":["com.amazon.rum.performance_resource_event"]}
@@ -4164,6 +4178,13 @@ func (s *MetricDefinition) SetValueKey(v string) *MetricDefinition {
 //     is HttpErrorCount, then ValueKeymust be null and the EventPattern must
 //     include {"event_type":["com.amazon.rum.http_event"]} If Name is SessionCount,
 //     then ValueKeymust be null and the EventPattern must include {"event_type":["com.amazon.rum.session_start_event"]}
+//     If Name is PageViewCount, then ValueKeymust be null and the EventPattern
+//     must include {"event_type":["com.amazon.rum.page_view_event"]} If Name
+//     is Http4xxCount, then ValueKeymust be null and the EventPattern must include
+//     {"event_type": ["com.amazon.rum.http_event"],"event_details":{"response":{"status":[{"numeric":[">=",400,"<",500]}]}}}
+//     } If Name is Http5xxCount, then ValueKeymust be null and the EventPattern
+//     must include {"event_type": ["com.amazon.rum.http_event"],"event_details":{"response":{"status":[{"numeric":[">=",500,"<=",599]}]}}}
+//     }
 //
 // For custom metrics, the following validation rules apply:
 //
@@ -4268,7 +4289,7 @@ type MetricDefinitionRequest struct {
 	//    { "browserName": [ "Chrome", "Safari" ], "countryCode": [ "US" ] }, "event_details":
 	//    { "duration": [{ "numeric": [ ">=", 2000, "<", 8000 ] }] } }'
 	//
-	// If the metrics destination' is CloudWatch and the event also matches a value
+	// If the metrics destination is CloudWatch and the event also matches a value
 	// in DimensionKeys, then the metric is published with the specified dimensions.
 	EventPattern *string `type:"string"`
 
@@ -4315,11 +4336,11 @@ type MetricDefinitionRequest struct {
 	// The field within the event object that the metric value is sourced from.
 	//
 	// If you omit this field, a hardcoded value of 1 is pushed as the metric value.
-	// This is useful if you just want to count the number of events that the filter
+	// This is useful if you want to count the number of events that the filter
 	// catches.
 	//
 	// If this metric is sent to CloudWatch Evidently, this field will be passed
-	// to Evidently raw and Evidently will handle data extraction from the event.
+	// to Evidently raw. Evidently will handle data extraction from the event.
 	ValueKey *string `min:"1" type:"string"`
 }
 
@@ -4624,11 +4645,17 @@ type PutRumMetricsDestinationInput struct {
 	DestinationArn *string `type:"string"`
 
 	// This parameter is required if Destination is Evidently. If Destination is
-	// CloudWatch, do not use this parameter.
+	// CloudWatch, don't use this parameter.
 	//
 	// This parameter specifies the ARN of an IAM role that RUM will assume to write
 	// to the Evidently experiment that you are sending metrics to. This role must
 	// have permission to write to that experiment.
+	//
+	// If you specify this parameter, you must be signed on to a role that has PassRole
+	// (https://docs.aws.amazon.com/IAM/latest/UserGuide/id_roles_use_passrole.html)
+	// permissions attached to it, to allow the role to be passed. The CloudWatchAmazonCloudWatchRUMFullAccess
+	// (https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/auth-and-access-control-cw.html#managed-policies-cloudwatch-RUM)
+	// policy doesn't include PassRole permissions.
 	IamRoleArn *string `type:"string"`
 }
 
@@ -5319,7 +5346,7 @@ type UpdateAppMonitorInput struct {
 	// structure in your request, and it must include the ID of the Amazon Cognito
 	// identity pool to use for authorization. If you don't include AppMonitorConfiguration,
 	// you must set up your own authorization method. For more information, see
-	// Authorize your application to send data to Amazon Web Services (https://docs.aws.amazon.com/monitoring/CloudWatch-RUM-get-started-authorization.html).
+	// Authorize your application to send data to Amazon Web Services (https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch-RUM-get-started-authorization.html).
 	AppMonitorConfiguration *AppMonitorConfiguration `type:"structure"`
 
 	// Specifies whether this app monitor allows the web client to define and send
diff --git a/service/qldb/api.go b/service/qldb/api.go
index d03be55450..3a739cfb8e 100644
--- a/service/qldb/api.go
+++ b/service/qldb/api.go
@@ -2666,7 +2666,8 @@ type DescribeLedgerOutput struct {
 
 	// Information about the encryption of data at rest in the ledger. This includes
 	// the current status, the KMS key, and when the key became inaccessible (in
-	// the case of an error).
+	// the case of an error). If this parameter is undefined, the ledger uses an
+	// Amazon Web Services owned KMS key for encryption.
 	EncryptionDescription *LedgerEncryptionDescription `type:"structure"`
 
 	// The name of the ledger.
@@ -3799,7 +3800,9 @@ type LedgerEncryptionDescription struct {
 
 	// The Amazon Resource Name (ARN) of the customer managed KMS key that the ledger
 	// uses for encryption at rest. If this parameter is undefined, the ledger uses
-	// an Amazon Web Services owned KMS key for encryption.
+	// an Amazon Web Services owned KMS key for encryption. It will display AWS_OWNED_KMS_KEY
+	// when updating the ledger's encryption configuration to the Amazon Web Services
+	// owned KMS key.
 	//
 	// KmsKeyArn is a required field
 	KmsKeyArn *string `min:"20" type:"string" required:"true"`
diff --git a/service/rds/api.go b/service/rds/api.go
index 09d64650a5..079d2f5324 100644
--- a/service/rds/api.go
+++ b/service/rds/api.go
@@ -26460,7 +26460,7 @@ type CreateDBShardGroupOutput struct {
 	DBClusterIdentifier *string `type:"string"`
 
 	// The name of the DB shard group.
-	DBShardGroupIdentifier *string `type:"string"`
+	DBShardGroupIdentifier *string `min:"1" type:"string"`
 
 	// The Amazon Web Services Region-unique, immutable identifier for the DB shard
 	// group.
@@ -32660,7 +32660,7 @@ type DBShardGroup struct {
 	DBClusterIdentifier *string `type:"string"`
 
 	// The name of the DB shard group.
-	DBShardGroupIdentifier *string `type:"string"`
+	DBShardGroupIdentifier *string `min:"1" type:"string"`
 
 	// The Amazon Web Services Region-unique, immutable identifier for the DB shard
 	// group.
@@ -35135,7 +35135,7 @@ type DeleteDBShardGroupInput struct {
 	// Teh name of the DB shard group to delete.
 	//
 	// DBShardGroupIdentifier is a required field
-	DBShardGroupIdentifier *string `type:"string" required:"true"`
+	DBShardGroupIdentifier *string `min:"1" type:"string" required:"true"`
 }
 
 // String returns the string representation.
@@ -35162,6 +35162,9 @@ func (s *DeleteDBShardGroupInput) Validate() error {
 	if s.DBShardGroupIdentifier == nil {
 		invalidParams.Add(request.NewErrParamRequired("DBShardGroupIdentifier"))
 	}
+	if s.DBShardGroupIdentifier != nil && len(*s.DBShardGroupIdentifier) < 1 {
+		invalidParams.Add(request.NewErrParamMinLen("DBShardGroupIdentifier", 1))
+	}
 
 	if invalidParams.Len() > 0 {
 		return invalidParams
@@ -35195,7 +35198,7 @@ type DeleteDBShardGroupOutput struct {
 	DBClusterIdentifier *string `type:"string"`
 
 	// The name of the DB shard group.
-	DBShardGroupIdentifier *string `type:"string"`
+	DBShardGroupIdentifier *string `min:"1" type:"string"`
 
 	// The Amazon Web Services Region-unique, immutable identifier for the DB shard
 	// group.
@@ -39672,7 +39675,7 @@ type DescribeDBShardGroupsInput struct {
 	// Constraints:
 	//
 	//    * If supplied, must match an existing DB shard group identifier.
-	DBShardGroupIdentifier *string `type:"string"`
+	DBShardGroupIdentifier *string `min:"1" type:"string"`
 
 	// A filter that specifies one or more DB shard groups to describe.
 	Filters []*Filter `locationNameList:"Filter" type:"list"`
@@ -39713,6 +39716,9 @@ func (s DescribeDBShardGroupsInput) GoString() string {
 // Validate inspects the fields of the type to determine if they are valid.
 func (s *DescribeDBShardGroupsInput) Validate() error {
 	invalidParams := request.ErrInvalidParams{Context: "DescribeDBShardGroupsInput"}
+	if s.DBShardGroupIdentifier != nil && len(*s.DBShardGroupIdentifier) < 1 {
+		invalidParams.Add(request.NewErrParamMinLen("DBShardGroupIdentifier", 1))
+	}
 	if s.MaxRecords != nil && *s.MaxRecords < 20 {
 		invalidParams.Add(request.NewErrParamMinValue("MaxRecords", 20))
 	}
@@ -49618,7 +49624,7 @@ type ModifyDBShardGroupInput struct {
 	// The name of the DB shard group to modify.
 	//
 	// DBShardGroupIdentifier is a required field
-	DBShardGroupIdentifier *string `type:"string" required:"true"`
+	DBShardGroupIdentifier *string `min:"1" type:"string" required:"true"`
 
 	// The maximum capacity of the DB shard group in Aurora capacity units (ACUs).
 	MaxACU *float64 `type:"double"`
@@ -49648,6 +49654,9 @@ func (s *ModifyDBShardGroupInput) Validate() error {
 	if s.DBShardGroupIdentifier == nil {
 		invalidParams.Add(request.NewErrParamRequired("DBShardGroupIdentifier"))
 	}
+	if s.DBShardGroupIdentifier != nil && len(*s.DBShardGroupIdentifier) < 1 {
+		invalidParams.Add(request.NewErrParamMinLen("DBShardGroupIdentifier", 1))
+	}
 
 	if invalidParams.Len() > 0 {
 		return invalidParams
@@ -49687,7 +49696,7 @@ type ModifyDBShardGroupOutput struct {
 	DBClusterIdentifier *string `type:"string"`
 
 	// The name of the DB shard group.
-	DBShardGroupIdentifier *string `type:"string"`
+	DBShardGroupIdentifier *string `min:"1" type:"string"`
 
 	// The Amazon Web Services Region-unique, immutable identifier for the DB shard
 	// group.
@@ -53328,7 +53337,7 @@ type RebootDBShardGroupInput struct {
 	// The name of the DB shard group to reboot.
 	//
 	// DBShardGroupIdentifier is a required field
-	DBShardGroupIdentifier *string `type:"string" required:"true"`
+	DBShardGroupIdentifier *string `min:"1" type:"string" required:"true"`
 }
 
 // String returns the string representation.
@@ -53355,6 +53364,9 @@ func (s *RebootDBShardGroupInput) Validate() error {
 	if s.DBShardGroupIdentifier == nil {
 		invalidParams.Add(request.NewErrParamRequired("DBShardGroupIdentifier"))
 	}
+	if s.DBShardGroupIdentifier != nil && len(*s.DBShardGroupIdentifier) < 1 {
+		invalidParams.Add(request.NewErrParamMinLen("DBShardGroupIdentifier", 1))
+	}
 
 	if invalidParams.Len() > 0 {
 		return invalidParams
@@ -53388,7 +53400,7 @@ type RebootDBShardGroupOutput struct {
 	DBClusterIdentifier *string `type:"string"`
 
 	// The name of the DB shard group.
-	DBShardGroupIdentifier *string `type:"string"`
+	DBShardGroupIdentifier *string `min:"1" type:"string"`
 
 	// The Amazon Web Services Region-unique, immutable identifier for the DB shard
 	// group.