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HDDS-3336. Metrics for Recon OzoneManager DB sync.
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Aravindan Vijayan
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Apr 3, 2020
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146 changes: 146 additions & 0 deletions
146
...ne/recon/src/main/java/org/apache/hadoop/ozone/recon/metrics/OzoneManagerSyncMetrics.java
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| /** | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
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| package org.apache.hadoop.ozone.recon.metrics; | ||
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| import org.apache.hadoop.hdds.annotation.InterfaceAudience; | ||
| import org.apache.hadoop.metrics2.MetricsSystem; | ||
| import org.apache.hadoop.metrics2.annotation.Metric; | ||
| import org.apache.hadoop.metrics2.annotation.Metrics; | ||
| import org.apache.hadoop.metrics2.lib.DefaultMetricsSystem; | ||
| import org.apache.hadoop.metrics2.lib.MutableCounterLong; | ||
| import org.apache.hadoop.metrics2.lib.MutableGaugeFloat; | ||
| import org.apache.hadoop.metrics2.lib.MutableRate; | ||
| import org.apache.hadoop.ozone.OzoneConsts; | ||
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| /** | ||
| * Class for tracking metrics related to Ozone manager sync operations. | ||
| */ | ||
| @InterfaceAudience.Private | ||
| @Metrics(about = "Recon OzoneManagerSync Metrics", context = OzoneConsts.OZONE) | ||
| public final class OzoneManagerSyncMetrics { | ||
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| private static final String SOURCE_NAME = | ||
| OzoneManagerSyncMetrics.class.getSimpleName(); | ||
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| private OzoneManagerSyncMetrics() { | ||
| } | ||
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| public static OzoneManagerSyncMetrics create() { | ||
| MetricsSystem ms = DefaultMetricsSystem.instance(); | ||
| return ms.register(SOURCE_NAME, | ||
| "Recon Ozone Manager Sync Metrics", | ||
| new OzoneManagerSyncMetrics()); | ||
| } | ||
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| public void unRegister() { | ||
| MetricsSystem ms = DefaultMetricsSystem.instance(); | ||
| ms.unregisterSource(SOURCE_NAME); | ||
| } | ||
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| @Metric(about = "Number of OM snapshot requests made by Recon.") | ||
| private MutableCounterLong numSnapshotRequests; | ||
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| @Metric(about = "Number of OM snapshot requests that failed.") | ||
| private MutableCounterLong numSnapshotRequestsFailed; | ||
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| @Metric(about = "OM snapshot request latency") | ||
| private MutableRate snapshotRequestLatency; | ||
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| @Metric(about = "Number of OM delta requests made by Recon.") | ||
| private MutableCounterLong numDeltaRequests; | ||
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| @Metric(about = "Number of OM delta requests that failed.") | ||
| private MutableCounterLong numDeltaRequestsFailed; | ||
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| @Metric(about = "OM delta request latency") | ||
| private MutableRate deltaRequestLatency; | ||
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| @Metric(about = "Total number of updates got through OM delta request") | ||
| private MutableCounterLong numUpdatesInDeltaTotal; | ||
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| @Metric(about = "Average number of updates got per OM delta request") | ||
| private MutableGaugeFloat averageNumUpdatesInDeltaRequest; | ||
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| public void incrNumSnapshotRequests() { | ||
| this.numSnapshotRequests.incr(); | ||
| } | ||
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| public void incrNumSnapshotRequestsFailed() { | ||
| this.numSnapshotRequestsFailed.incr(); | ||
| } | ||
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| public void updateSnapshotRequestLatency(long time) { | ||
| this.snapshotRequestLatency.add(time); | ||
| } | ||
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| public void incrNumDeltaRequests() { | ||
| this.numDeltaRequests.incr(); | ||
| } | ||
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| public void incrNumDeltaRequestsFailed() { | ||
| this.numSnapshotRequestsFailed.incr(); | ||
| } | ||
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| public void incrNumUpdatesInDeltaTotal(long n) { | ||
| this.numUpdatesInDeltaTotal.incr(n); | ||
| setAverageNumUpdatesInDeltaRequest( | ||
| (float) this.numUpdatesInDeltaTotal.value() / | ||
| (float) this.numDeltaRequests.value()); | ||
| } | ||
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| public void updateDeltaRequestLatency(long time) { | ||
| this.deltaRequestLatency.add(time); | ||
| } | ||
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| public void setAverageNumUpdatesInDeltaRequest(float avg) { | ||
| averageNumUpdatesInDeltaRequest.set(avg); | ||
| } | ||
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| public MutableCounterLong getNumSnapshotRequests() { | ||
| return numSnapshotRequests; | ||
| } | ||
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| public MutableCounterLong getNumSnapshotRequestsFailed() { | ||
| return numSnapshotRequestsFailed; | ||
| } | ||
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| public MutableRate getSnapshotRequestLatency() { | ||
| return snapshotRequestLatency; | ||
| } | ||
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| public MutableCounterLong getNumDeltaRequests() { | ||
| return numDeltaRequests; | ||
| } | ||
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| public MutableCounterLong getNumDeltaRequestsFailed() { | ||
| return numDeltaRequestsFailed; | ||
| } | ||
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| public MutableRate getDeltaRequestLatency() { | ||
| return deltaRequestLatency; | ||
| } | ||
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| public MutableCounterLong getNumUpdatesInDeltaTotal() { | ||
| return numUpdatesInDeltaTotal; | ||
| } | ||
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| public MutableGaugeFloat getAverageNumUpdatesInDeltaRequest() { | ||
| return averageNumUpdatesInDeltaRequest; | ||
| } | ||
| } |
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hadoop-ozone/recon/src/main/java/org/apache/hadoop/ozone/recon/metrics/package-info.java
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| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * <p> | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * <p> | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
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| /** | ||
| * This package contains Recon metrics related classes. | ||
| */ | ||
| package org.apache.hadoop.ozone.recon.metrics; |
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