/
metrics-v2.go
4400 lines (4027 loc) · 132 KB
/
metrics-v2.go
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// Copyright (c) 2015-2024 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package cmd
import (
"context"
"fmt"
"math"
"net/http"
"runtime"
"strconv"
"strings"
"sync"
"sync/atomic"
"time"
"github.com/minio/kms-go/kes"
"github.com/minio/madmin-go/v3"
"github.com/minio/minio/internal/bucket/lifecycle"
"github.com/minio/minio/internal/cachevalue"
xioutil "github.com/minio/minio/internal/ioutil"
"github.com/minio/minio/internal/logger"
"github.com/minio/minio/internal/mcontext"
"github.com/minio/minio/internal/rest"
"github.com/prometheus/client_golang/prometheus"
dto "github.com/prometheus/client_model/go"
"github.com/prometheus/common/expfmt"
"github.com/prometheus/procfs"
)
//go:generate msgp -file=$GOFILE -unexported -io=false
var (
nodeCollector *minioNodeCollector
clusterCollector *minioClusterCollector
bucketCollector *minioBucketCollector
peerMetricsGroups []*MetricsGroupV2
bucketPeerMetricsGroups []*MetricsGroupV2
)
func init() {
clusterMetricsGroups := []*MetricsGroupV2{
getNodeHealthMetrics(MetricsGroupOpts{dependGlobalNotificationSys: true}),
getClusterStorageMetrics(MetricsGroupOpts{dependGlobalObjectAPI: true}),
getClusterTierMetrics(MetricsGroupOpts{dependGlobalObjectAPI: true}),
getClusterUsageMetrics(MetricsGroupOpts{dependGlobalObjectAPI: true}),
getKMSMetrics(MetricsGroupOpts{dependGlobalObjectAPI: true, dependGlobalKMS: true}),
getClusterHealthMetrics(MetricsGroupOpts{dependGlobalObjectAPI: true}),
getIAMNodeMetrics(MetricsGroupOpts{dependGlobalAuthNPlugin: true, dependGlobalIAMSys: true}),
getReplicationSiteMetrics(MetricsGroupOpts{dependGlobalSiteReplicationSys: true}),
getBatchJobsMetrics(MetricsGroupOpts{dependGlobalObjectAPI: true}),
}
peerMetricsGroups = []*MetricsGroupV2{
getGoMetrics(),
getHTTPMetrics(MetricsGroupOpts{}),
getNotificationMetrics(MetricsGroupOpts{dependGlobalLambdaTargetList: true}),
getMinioProcMetrics(),
getMinioVersionMetrics(),
getNetworkMetrics(),
getS3TTFBMetric(),
getILMNodeMetrics(),
getScannerNodeMetrics(),
getIAMNodeMetrics(MetricsGroupOpts{dependGlobalAuthNPlugin: true, dependGlobalIAMSys: true}),
getKMSNodeMetrics(MetricsGroupOpts{dependGlobalObjectAPI: true, dependGlobalKMS: true}),
getMinioHealingMetrics(MetricsGroupOpts{dependGlobalBackgroundHealState: true}),
getWebhookMetrics(),
getTierMetrics(),
}
allMetricsGroups := func() (allMetrics []*MetricsGroupV2) {
allMetrics = append(allMetrics, clusterMetricsGroups...)
allMetrics = append(allMetrics, peerMetricsGroups...)
return allMetrics
}()
nodeGroups := []*MetricsGroupV2{
getNodeHealthMetrics(MetricsGroupOpts{dependGlobalNotificationSys: true}),
getHTTPMetrics(MetricsGroupOpts{}),
getNetworkMetrics(),
getMinioVersionMetrics(),
getS3TTFBMetric(),
getTierMetrics(),
getNotificationMetrics(MetricsGroupOpts{dependGlobalLambdaTargetList: true}),
getDistLockMetrics(MetricsGroupOpts{dependGlobalIsDistErasure: true, dependGlobalLockServer: true}),
getIAMNodeMetrics(MetricsGroupOpts{dependGlobalAuthNPlugin: true, dependGlobalIAMSys: true}),
getLocalStorageMetrics(MetricsGroupOpts{dependGlobalObjectAPI: true}),
getReplicationNodeMetrics(MetricsGroupOpts{dependGlobalObjectAPI: true, dependBucketTargetSys: true}),
}
bucketMetricsGroups := []*MetricsGroupV2{
getBucketUsageMetrics(MetricsGroupOpts{dependGlobalObjectAPI: true}),
getHTTPMetrics(MetricsGroupOpts{bucketOnly: true}),
getBucketTTFBMetric(),
}
bucketPeerMetricsGroups = []*MetricsGroupV2{
getHTTPMetrics(MetricsGroupOpts{bucketOnly: true}),
getBucketTTFBMetric(),
}
nodeCollector = newMinioCollectorNode(nodeGroups)
clusterCollector = newMinioClusterCollector(allMetricsGroups)
bucketCollector = newMinioBucketCollector(bucketMetricsGroups)
}
// MetricNamespace is top level grouping of metrics to create the metric name.
type MetricNamespace string
// MetricSubsystem is the sub grouping for metrics within a namespace.
type MetricSubsystem string
const (
bucketMetricNamespace MetricNamespace = "minio_bucket"
clusterMetricNamespace MetricNamespace = "minio_cluster"
healMetricNamespace MetricNamespace = "minio_heal"
interNodeMetricNamespace MetricNamespace = "minio_inter_node"
nodeMetricNamespace MetricNamespace = "minio_node"
minioMetricNamespace MetricNamespace = "minio"
s3MetricNamespace MetricNamespace = "minio_s3"
)
const (
cacheSubsystem MetricSubsystem = "cache"
capacityRawSubsystem MetricSubsystem = "capacity_raw"
capacityUsableSubsystem MetricSubsystem = "capacity_usable"
driveSubsystem MetricSubsystem = "drive"
interfaceSubsystem MetricSubsystem = "if"
memSubsystem MetricSubsystem = "mem"
cpuSubsystem MetricSubsystem = "cpu_avg"
storageClassSubsystem MetricSubsystem = "storage_class"
fileDescriptorSubsystem MetricSubsystem = "file_descriptor"
goRoutines MetricSubsystem = "go_routine"
ioSubsystem MetricSubsystem = "io"
nodesSubsystem MetricSubsystem = "nodes"
objectsSubsystem MetricSubsystem = "objects"
bucketsSubsystem MetricSubsystem = "bucket"
processSubsystem MetricSubsystem = "process"
replicationSubsystem MetricSubsystem = "replication"
requestsSubsystem MetricSubsystem = "requests"
requestsRejectedSubsystem MetricSubsystem = "requests_rejected"
timeSubsystem MetricSubsystem = "time"
ttfbSubsystem MetricSubsystem = "requests_ttfb"
trafficSubsystem MetricSubsystem = "traffic"
softwareSubsystem MetricSubsystem = "software"
sysCallSubsystem MetricSubsystem = "syscall"
usageSubsystem MetricSubsystem = "usage"
quotaSubsystem MetricSubsystem = "quota"
ilmSubsystem MetricSubsystem = "ilm"
tierSubsystem MetricSubsystem = "tier"
scannerSubsystem MetricSubsystem = "scanner"
iamSubsystem MetricSubsystem = "iam"
kmsSubsystem MetricSubsystem = "kms"
notifySubsystem MetricSubsystem = "notify"
lambdaSubsystem MetricSubsystem = "lambda"
auditSubsystem MetricSubsystem = "audit"
webhookSubsystem MetricSubsystem = "webhook"
)
// MetricName are the individual names for the metric.
type MetricName string
const (
authTotal MetricName = "auth_total"
canceledTotal MetricName = "canceled_total"
errorsTotal MetricName = "errors_total"
headerTotal MetricName = "header_total"
healTotal MetricName = "heal_total"
hitsTotal MetricName = "hits_total"
inflightTotal MetricName = "inflight_total"
invalidTotal MetricName = "invalid_total"
limitTotal MetricName = "limit_total"
missedTotal MetricName = "missed_total"
waitingTotal MetricName = "waiting_total"
incomingTotal MetricName = "incoming_total"
objectTotal MetricName = "object_total"
versionTotal MetricName = "version_total"
deleteMarkerTotal MetricName = "deletemarker_total"
offlineTotal MetricName = "offline_total"
onlineTotal MetricName = "online_total"
openTotal MetricName = "open_total"
readTotal MetricName = "read_total"
timestampTotal MetricName = "timestamp_total"
writeTotal MetricName = "write_total"
total MetricName = "total"
freeInodes MetricName = "free_inodes"
lastMinFailedCount MetricName = "last_minute_failed_count"
lastMinFailedBytes MetricName = "last_minute_failed_bytes"
lastHourFailedCount MetricName = "last_hour_failed_count"
lastHourFailedBytes MetricName = "last_hour_failed_bytes"
totalFailedCount MetricName = "total_failed_count"
totalFailedBytes MetricName = "total_failed_bytes"
currActiveWorkers MetricName = "current_active_workers"
avgActiveWorkers MetricName = "average_active_workers"
maxActiveWorkers MetricName = "max_active_workers"
recentBacklogCount MetricName = "recent_backlog_count"
currInQueueCount MetricName = "last_minute_queued_count"
currInQueueBytes MetricName = "last_minute_queued_bytes"
receivedCount MetricName = "received_count"
sentCount MetricName = "sent_count"
currTransferRate MetricName = "current_transfer_rate"
avgTransferRate MetricName = "average_transfer_rate"
maxTransferRate MetricName = "max_transfer_rate"
credentialErrors MetricName = "credential_errors"
currLinkLatency MetricName = "current_link_latency_ms"
avgLinkLatency MetricName = "average_link_latency_ms"
maxLinkLatency MetricName = "max_link_latency_ms"
linkOnline MetricName = "link_online"
linkOfflineDuration MetricName = "link_offline_duration_seconds"
linkDowntimeTotalDuration MetricName = "link_downtime_duration_seconds"
avgInQueueCount MetricName = "average_queued_count"
avgInQueueBytes MetricName = "average_queued_bytes"
maxInQueueCount MetricName = "max_queued_count"
maxInQueueBytes MetricName = "max_queued_bytes"
proxiedGetRequestsTotal MetricName = "proxied_get_requests_total"
proxiedHeadRequestsTotal MetricName = "proxied_head_requests_total"
proxiedPutTaggingRequestsTotal MetricName = "proxied_put_tagging_requests_total"
proxiedGetTaggingRequestsTotal MetricName = "proxied_get_tagging_requests_total"
proxiedDeleteTaggingRequestsTotal MetricName = "proxied_delete_tagging_requests_total"
proxiedGetRequestsFailures MetricName = "proxied_get_requests_failures"
proxiedHeadRequestsFailures MetricName = "proxied_head_requests_failures"
proxiedPutTaggingRequestFailures MetricName = "proxied_put_tagging_requests_failures"
proxiedGetTaggingRequestFailures MetricName = "proxied_get_tagging_requests_failures"
proxiedDeleteTaggingRequestFailures MetricName = "proxied_delete_tagging_requests_failures"
freeBytes MetricName = "free_bytes"
readBytes MetricName = "read_bytes"
rcharBytes MetricName = "rchar_bytes"
receivedBytes MetricName = "received_bytes"
latencyMilliSec MetricName = "latency_ms"
sentBytes MetricName = "sent_bytes"
totalBytes MetricName = "total_bytes"
usedBytes MetricName = "used_bytes"
writeBytes MetricName = "write_bytes"
wcharBytes MetricName = "wchar_bytes"
latencyMicroSec MetricName = "latency_us"
latencyNanoSec MetricName = "latency_ns"
commitInfo MetricName = "commit_info"
usageInfo MetricName = "usage_info"
versionInfo MetricName = "version_info"
sizeDistribution = "size_distribution"
versionDistribution = "version_distribution"
ttfbDistribution = "seconds_distribution"
ttlbDistribution = "ttlb_seconds_distribution"
lastActivityTime = "last_activity_nano_seconds"
startTime = "starttime_seconds"
upTime = "uptime_seconds"
memory = "resident_memory_bytes"
vmemory = "virtual_memory_bytes"
cpu = "cpu_total_seconds"
expiryPendingTasks MetricName = "expiry_pending_tasks"
expiryMissedTasks MetricName = "expiry_missed_tasks"
expiryMissedFreeVersions MetricName = "expiry_missed_freeversions"
expiryMissedTierJournalTasks MetricName = "expiry_missed_tierjournal_tasks"
expiryNumWorkers MetricName = "expiry_num_workers"
transitionPendingTasks MetricName = "transition_pending_tasks"
transitionActiveTasks MetricName = "transition_active_tasks"
transitionMissedTasks MetricName = "transition_missed_immediate_tasks"
transitionedBytes MetricName = "transitioned_bytes"
transitionedObjects MetricName = "transitioned_objects"
transitionedVersions MetricName = "transitioned_versions"
tierRequestsSuccess MetricName = "requests_success"
tierRequestsFailure MetricName = "requests_failure"
kmsOnline = "online"
kmsRequestsSuccess = "request_success"
kmsRequestsError = "request_error"
kmsRequestsFail = "request_failure"
kmsUptime = "uptime"
webhookOnline = "online"
webhookQueueLength = "queue_length"
webhookTotalMessages = "total_messages"
webhookFailedMessages = "failed_messages"
)
const (
serverName = "server"
)
// MetricTypeV2 for the types of metrics supported
type MetricTypeV2 string
const (
gaugeMetric = "gaugeMetric"
counterMetric = "counterMetric"
histogramMetric = "histogramMetric"
)
// MetricDescription describes the metric
type MetricDescription struct {
Namespace MetricNamespace `json:"MetricNamespace"`
Subsystem MetricSubsystem `json:"Subsystem"`
Name MetricName `json:"MetricName"`
Help string `json:"Help"`
Type MetricTypeV2 `json:"Type"`
}
// MetricV2 captures the details for a metric
type MetricV2 struct {
Description MetricDescription `json:"Description"`
StaticLabels map[string]string `json:"StaticLabels"`
Value float64 `json:"Value"`
VariableLabels map[string]string `json:"VariableLabels"`
HistogramBucketLabel string `json:"HistogramBucketLabel"`
Histogram map[string]uint64 `json:"Histogram"`
}
// MetricsGroupV2 are a group of metrics that are initialized together.
type MetricsGroupV2 struct {
metricsCache *cachevalue.Cache[[]MetricV2] `msg:"-"`
cacheInterval time.Duration
metricsGroupOpts MetricsGroupOpts
}
// MetricsGroupOpts are a group of metrics opts to be used to initialize the metrics group.
type MetricsGroupOpts struct {
dependGlobalObjectAPI bool
dependGlobalAuthNPlugin bool
dependGlobalSiteReplicationSys bool
dependGlobalNotificationSys bool
dependGlobalKMS bool
bucketOnly bool
dependGlobalLambdaTargetList bool
dependGlobalIAMSys bool
dependGlobalLockServer bool
dependGlobalIsDistErasure bool
dependGlobalBackgroundHealState bool
dependBucketTargetSys bool
}
// RegisterRead register the metrics populator function to be used
// to populate new values upon cache invalidation.
func (g *MetricsGroupV2) RegisterRead(read func(context.Context) []MetricV2) {
g.metricsCache = cachevalue.NewFromFunc(g.cacheInterval,
cachevalue.Opts{ReturnLastGood: true},
func() ([]MetricV2, error) {
if g.metricsGroupOpts.dependGlobalObjectAPI {
objLayer := newObjectLayerFn()
// Service not initialized yet
if objLayer == nil {
return []MetricV2{}, nil
}
}
if g.metricsGroupOpts.dependGlobalAuthNPlugin {
if globalAuthNPlugin == nil {
return []MetricV2{}, nil
}
}
if g.metricsGroupOpts.dependGlobalSiteReplicationSys {
if !globalSiteReplicationSys.isEnabled() {
return []MetricV2{}, nil
}
}
if g.metricsGroupOpts.dependGlobalNotificationSys {
if globalNotificationSys == nil {
return []MetricV2{}, nil
}
}
if g.metricsGroupOpts.dependGlobalKMS {
if GlobalKMS == nil {
return []MetricV2{}, nil
}
}
if g.metricsGroupOpts.dependGlobalLambdaTargetList {
if globalLambdaTargetList == nil {
return []MetricV2{}, nil
}
}
if g.metricsGroupOpts.dependGlobalIAMSys {
if globalIAMSys == nil {
return []MetricV2{}, nil
}
}
if g.metricsGroupOpts.dependGlobalLockServer {
if globalLockServer == nil {
return []MetricV2{}, nil
}
}
if g.metricsGroupOpts.dependGlobalIsDistErasure {
if !globalIsDistErasure {
return []MetricV2{}, nil
}
}
if g.metricsGroupOpts.dependGlobalBackgroundHealState {
if globalBackgroundHealState == nil {
return []MetricV2{}, nil
}
}
if g.metricsGroupOpts.dependBucketTargetSys {
if globalBucketTargetSys == nil {
return []MetricV2{}, nil
}
}
return read(GlobalContext), nil
},
)
}
func (m *MetricV2) clone() MetricV2 {
metric := MetricV2{
Description: m.Description,
Value: m.Value,
HistogramBucketLabel: m.HistogramBucketLabel,
StaticLabels: make(map[string]string, len(m.StaticLabels)),
VariableLabels: make(map[string]string, len(m.VariableLabels)),
Histogram: make(map[string]uint64, len(m.Histogram)),
}
for k, v := range m.StaticLabels {
metric.StaticLabels[k] = v
}
for k, v := range m.VariableLabels {
metric.VariableLabels[k] = v
}
for k, v := range m.Histogram {
metric.Histogram[k] = v
}
return metric
}
// Get - returns cached value always upton the configured TTL,
// once the TTL expires "read()" registered function is called
// to return the new values and updated.
func (g *MetricsGroupV2) Get() (metrics []MetricV2) {
m, _ := g.metricsCache.Get()
if len(m) == 0 {
return []MetricV2{}
}
metrics = make([]MetricV2, 0, len(m))
for i := range m {
metrics = append(metrics, m[i].clone())
}
return metrics
}
func getClusterBucketsTotalMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: bucketsSubsystem,
Name: total,
Help: "Total number of buckets in the cluster",
Type: gaugeMetric,
}
}
func getClusterCapacityTotalBytesMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: capacityRawSubsystem,
Name: totalBytes,
Help: "Total capacity online in the cluster",
Type: gaugeMetric,
}
}
func getClusterCapacityFreeBytesMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: capacityRawSubsystem,
Name: freeBytes,
Help: "Total free capacity online in the cluster",
Type: gaugeMetric,
}
}
func getClusterCapacityUsageBytesMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: capacityUsableSubsystem,
Name: totalBytes,
Help: "Total usable capacity online in the cluster",
Type: gaugeMetric,
}
}
func getClusterCapacityUsageFreeBytesMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: capacityUsableSubsystem,
Name: freeBytes,
Help: "Total free usable capacity online in the cluster",
Type: gaugeMetric,
}
}
func getNodeDriveAPILatencyMD() MetricDescription {
return MetricDescription{
Namespace: nodeMetricNamespace,
Subsystem: driveSubsystem,
Name: latencyMicroSec,
Help: "Average last minute latency in µs for drive API storage operations",
Type: gaugeMetric,
}
}
func getNodeDriveUsedBytesMD() MetricDescription {
return MetricDescription{
Namespace: nodeMetricNamespace,
Subsystem: driveSubsystem,
Name: usedBytes,
Help: "Total storage used on a drive",
Type: gaugeMetric,
}
}
func getNodeDriveTimeoutErrorsMD() MetricDescription {
return MetricDescription{
Namespace: nodeMetricNamespace,
Subsystem: driveSubsystem,
Name: "errors_timeout",
Help: "Total number of drive timeout errors since server start",
Type: counterMetric,
}
}
func getNodeDriveAvailabilityErrorsMD() MetricDescription {
return MetricDescription{
Namespace: nodeMetricNamespace,
Subsystem: driveSubsystem,
Name: "errors_availability",
Help: "Total number of drive I/O errors, timeouts since server start",
Type: counterMetric,
}
}
func getNodeDriveWaitingIOMD() MetricDescription {
return MetricDescription{
Namespace: nodeMetricNamespace,
Subsystem: driveSubsystem,
Name: "io_waiting",
Help: "Total number I/O operations waiting on drive",
Type: counterMetric,
}
}
func getNodeDriveFreeBytesMD() MetricDescription {
return MetricDescription{
Namespace: nodeMetricNamespace,
Subsystem: driveSubsystem,
Name: freeBytes,
Help: "Total storage available on a drive",
Type: gaugeMetric,
}
}
func getClusterDrivesOfflineTotalMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: driveSubsystem,
Name: offlineTotal,
Help: "Total drives offline in this cluster",
Type: gaugeMetric,
}
}
func getClusterDrivesOnlineTotalMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: driveSubsystem,
Name: onlineTotal,
Help: "Total drives online in this cluster",
Type: gaugeMetric,
}
}
func getClusterDrivesTotalMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: driveSubsystem,
Name: total,
Help: "Total drives in this cluster",
Type: gaugeMetric,
}
}
func getNodeDrivesOfflineTotalMD() MetricDescription {
return MetricDescription{
Namespace: nodeMetricNamespace,
Subsystem: driveSubsystem,
Name: offlineTotal,
Help: "Total drives offline in this node",
Type: gaugeMetric,
}
}
func getNodeDrivesOnlineTotalMD() MetricDescription {
return MetricDescription{
Namespace: nodeMetricNamespace,
Subsystem: driveSubsystem,
Name: onlineTotal,
Help: "Total drives online in this node",
Type: gaugeMetric,
}
}
func getNodeDrivesTotalMD() MetricDescription {
return MetricDescription{
Namespace: nodeMetricNamespace,
Subsystem: driveSubsystem,
Name: total,
Help: "Total drives in this node",
Type: gaugeMetric,
}
}
func getNodeStandardParityMD() MetricDescription {
return MetricDescription{
Namespace: nodeMetricNamespace,
Subsystem: storageClassSubsystem,
Name: "standard_parity",
Help: "standard storage class parity",
Type: gaugeMetric,
}
}
func getNodeRRSParityMD() MetricDescription {
return MetricDescription{
Namespace: nodeMetricNamespace,
Subsystem: storageClassSubsystem,
Name: "rrs_parity",
Help: "reduced redundancy storage class parity",
Type: gaugeMetric,
}
}
func getNodeDrivesFreeInodesMD() MetricDescription {
return MetricDescription{
Namespace: nodeMetricNamespace,
Subsystem: driveSubsystem,
Name: freeInodes,
Help: "Free inodes on a drive",
Type: gaugeMetric,
}
}
func getNodeDriveTotalBytesMD() MetricDescription {
return MetricDescription{
Namespace: nodeMetricNamespace,
Subsystem: driveSubsystem,
Name: totalBytes,
Help: "Total storage on a drive",
Type: gaugeMetric,
}
}
func getUsageLastScanActivityMD() MetricDescription {
return MetricDescription{
Namespace: minioMetricNamespace,
Subsystem: usageSubsystem,
Name: lastActivityTime,
Help: "Time elapsed (in nano seconds) since last scan activity.",
Type: gaugeMetric,
}
}
func getBucketUsageQuotaTotalBytesMD() MetricDescription {
return MetricDescription{
Namespace: bucketMetricNamespace,
Subsystem: quotaSubsystem,
Name: totalBytes,
Help: "Total bucket quota size in bytes",
Type: gaugeMetric,
}
}
func getBucketTrafficReceivedBytes() MetricDescription {
return MetricDescription{
Namespace: bucketMetricNamespace,
Subsystem: trafficSubsystem,
Name: receivedBytes,
Help: "Total number of S3 bytes received for this bucket",
Type: gaugeMetric,
}
}
func getBucketTrafficSentBytes() MetricDescription {
return MetricDescription{
Namespace: bucketMetricNamespace,
Subsystem: trafficSubsystem,
Name: sentBytes,
Help: "Total number of S3 bytes sent for this bucket",
Type: gaugeMetric,
}
}
func getBucketUsageTotalBytesMD() MetricDescription {
return MetricDescription{
Namespace: bucketMetricNamespace,
Subsystem: usageSubsystem,
Name: totalBytes,
Help: "Total bucket size in bytes",
Type: gaugeMetric,
}
}
func getClusterUsageTotalBytesMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: usageSubsystem,
Name: totalBytes,
Help: "Total cluster usage in bytes",
Type: gaugeMetric,
}
}
func getClusterUsageObjectsTotalMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: usageSubsystem,
Name: objectTotal,
Help: "Total number of objects in a cluster",
Type: gaugeMetric,
}
}
func getClusterUsageVersionsTotalMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: usageSubsystem,
Name: versionTotal,
Help: "Total number of versions (includes delete marker) in a cluster",
Type: gaugeMetric,
}
}
func getClusterUsageDeleteMarkersTotalMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: usageSubsystem,
Name: deleteMarkerTotal,
Help: "Total number of delete markers in a cluster",
Type: gaugeMetric,
}
}
func getBucketUsageObjectsTotalMD() MetricDescription {
return MetricDescription{
Namespace: bucketMetricNamespace,
Subsystem: usageSubsystem,
Name: objectTotal,
Help: "Total number of objects",
Type: gaugeMetric,
}
}
func getBucketUsageVersionsTotalMD() MetricDescription {
return MetricDescription{
Namespace: bucketMetricNamespace,
Subsystem: usageSubsystem,
Name: versionTotal,
Help: "Total number of versions (includes delete marker)",
Type: gaugeMetric,
}
}
func getBucketUsageDeleteMarkersTotalMD() MetricDescription {
return MetricDescription{
Namespace: bucketMetricNamespace,
Subsystem: usageSubsystem,
Name: deleteMarkerTotal,
Help: "Total number of delete markers",
Type: gaugeMetric,
}
}
func getClusterObjectDistributionMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: objectsSubsystem,
Name: sizeDistribution,
Help: "Distribution of object sizes across a cluster",
Type: histogramMetric,
}
}
func getClusterObjectVersionsMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: objectsSubsystem,
Name: versionDistribution,
Help: "Distribution of object versions across a cluster",
Type: histogramMetric,
}
}
func getClusterRepLinkLatencyCurrMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: replicationSubsystem,
Name: currLinkLatency,
Help: "Replication current link latency in milliseconds",
Type: gaugeMetric,
}
}
func getClusterRepLinkOnlineMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: replicationSubsystem,
Name: linkOnline,
Help: "Reports whether replication link is online (1) or offline(0)",
Type: gaugeMetric,
}
}
func getClusterRepLinkCurrOfflineDurationMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: replicationSubsystem,
Name: linkOfflineDuration,
Help: "Duration of replication link being offline in seconds since last offline event",
Type: gaugeMetric,
}
}
func getClusterRepLinkTotalOfflineDurationMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: replicationSubsystem,
Name: linkDowntimeTotalDuration,
Help: "Total downtime of replication link in seconds since server start",
Type: gaugeMetric,
}
}
func getBucketRepLatencyMD() MetricDescription {
return MetricDescription{
Namespace: bucketMetricNamespace,
Subsystem: replicationSubsystem,
Name: latencyMilliSec,
Help: "Replication latency in milliseconds",
Type: histogramMetric,
}
}
func getRepFailedBytesLastMinuteMD(namespace MetricNamespace) MetricDescription {
return MetricDescription{
Namespace: namespace,
Subsystem: replicationSubsystem,
Name: lastMinFailedBytes,
Help: "Total number of bytes failed at least once to replicate in the last full minute",
Type: gaugeMetric,
}
}
func getRepFailedOperationsLastMinuteMD(namespace MetricNamespace) MetricDescription {
return MetricDescription{
Namespace: namespace,
Subsystem: replicationSubsystem,
Name: lastMinFailedCount,
Help: "Total number of objects which failed replication in the last full minute",
Type: gaugeMetric,
}
}
func getRepFailedBytesLastHourMD(namespace MetricNamespace) MetricDescription {
return MetricDescription{
Namespace: namespace,
Subsystem: replicationSubsystem,
Name: lastHourFailedBytes,
Help: "Total number of bytes failed at least once to replicate in the last hour",
Type: gaugeMetric,
}
}
func getRepFailedOperationsLastHourMD(namespace MetricNamespace) MetricDescription {
return MetricDescription{
Namespace: namespace,
Subsystem: replicationSubsystem,
Name: lastHourFailedCount,
Help: "Total number of objects which failed replication in the last hour",
Type: gaugeMetric,
}
}
func getRepFailedBytesTotalMD(namespace MetricNamespace) MetricDescription {
return MetricDescription{
Namespace: namespace,
Subsystem: replicationSubsystem,
Name: totalFailedBytes,
Help: "Total number of bytes failed at least once to replicate since server start",
Type: counterMetric,
}
}
func getRepFailedOperationsTotalMD(namespace MetricNamespace) MetricDescription {
return MetricDescription{
Namespace: namespace,
Subsystem: replicationSubsystem,
Name: totalFailedCount,
Help: "Total number of objects which failed replication since server start",
Type: counterMetric,
}
}
func getRepSentBytesMD(namespace MetricNamespace) MetricDescription {
return MetricDescription{
Namespace: namespace,
Subsystem: replicationSubsystem,
Name: sentBytes,
Help: "Total number of bytes replicated to the target",
Type: counterMetric,
}
}
func getRepSentOperationsMD(namespace MetricNamespace) MetricDescription {
return MetricDescription{
Namespace: namespace,
Subsystem: replicationSubsystem,
Name: sentCount,
Help: "Total number of objects replicated to the target",
Type: gaugeMetric,
}
}
func getRepReceivedBytesMD(namespace MetricNamespace) MetricDescription {
helpText := "Total number of bytes replicated to this bucket from another source bucket"
if namespace == clusterMetricNamespace {
helpText = "Total number of bytes replicated to this cluster from site replication peer"
}
return MetricDescription{
Namespace: namespace,
Subsystem: replicationSubsystem,
Name: receivedBytes,
Help: helpText,
Type: counterMetric,
}
}
func getRepReceivedOperationsMD(namespace MetricNamespace) MetricDescription {
help := "Total number of objects received by this cluster"
if namespace == bucketMetricNamespace {
help = "Total number of objects received by this bucket from another source bucket"
}
return MetricDescription{
Namespace: namespace,
Subsystem: replicationSubsystem,
Name: receivedCount,
Help: help,
Type: gaugeMetric,
}
}
func getClusterReplMRFFailedOperationsMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: replicationSubsystem,
Name: recentBacklogCount,
Help: "Total number of objects seen in replication backlog in the last 5 minutes",
Type: gaugeMetric,
}
}
func getClusterRepCredentialErrorsMD(namespace MetricNamespace) MetricDescription {
return MetricDescription{
Namespace: namespace,
Subsystem: replicationSubsystem,
Name: credentialErrors,
Help: "Total number of replication credential errors since server start",
Type: counterMetric,
}
}
func getClusterReplCurrQueuedOperationsMD() MetricDescription {
return MetricDescription{
Namespace: clusterMetricNamespace,
Subsystem: replicationSubsystem,
Name: currInQueueCount,
Help: "Total number of objects queued for replication in the last full minute",
Type: gaugeMetric,
}
}