| /* |
| * 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. |
| */ |
| |
| package org.apache.hadoop.yarn.service; |
| |
| import org.apache.hadoop.metrics2.MetricsCollector; |
| import org.apache.hadoop.metrics2.MetricsInfo; |
| import org.apache.hadoop.metrics2.MetricsSource; |
| 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.MetricsRegistry; |
| import org.apache.hadoop.metrics2.lib.MutableGaugeInt; |
| |
| import static org.apache.hadoop.metrics2.lib.Interns.info; |
| |
| @Metrics(context = "yarn-native-service") |
| public class ServiceMetrics implements MetricsSource { |
| |
| @Metric("containers requested") |
| public MutableGaugeInt containersRequested; |
| |
| @Metric("containers running") |
| public MutableGaugeInt containersRunning; |
| |
| @Metric("containers ready") |
| public MutableGaugeInt containersReady; |
| |
| @Metric("containers desired") |
| public MutableGaugeInt containersDesired; |
| |
| @Metric("containers succeeded") |
| public MutableGaugeInt containersSucceeded; |
| |
| @Metric("containers failed") |
| public MutableGaugeInt containersFailed; |
| |
| @Metric("containers preempted") |
| public MutableGaugeInt containersPreempted; |
| |
| @Metric("containers surplus") |
| public MutableGaugeInt surplusContainers; |
| |
| @Metric("containers failed due to disk failure") |
| public MutableGaugeInt containersDiskFailure; |
| |
| protected final MetricsRegistry registry; |
| |
| public ServiceMetrics(MetricsInfo metricsInfo) { |
| registry = new MetricsRegistry(metricsInfo); |
| } |
| |
| @Override |
| public void getMetrics(MetricsCollector collector, boolean all) { |
| registry.snapshot(collector.addRecord(registry.info()), all); |
| } |
| |
| public static ServiceMetrics register(String name, String description) { |
| ServiceMetrics metrics = new ServiceMetrics(info(name, description)); |
| DefaultMetricsSystem.instance().register(name, description, metrics); |
| return metrics; |
| } |
| |
| public void tag(String name, String description, String value) { |
| registry.tag(name, description, value); |
| } |
| |
| @Override public String toString() { |
| return "ServiceMetrics{" |
| + "containersRequested=" + containersRequested.value() |
| + ", containersRunning=" + containersRunning.value() |
| + ", containersDesired=" + containersDesired.value() |
| + ", containersSucceeded=" + containersSucceeded.value() |
| + ", containersFailed=" + containersFailed.value() |
| + ", containersPreempted=" + containersPreempted.value() |
| + ", surplusContainers=" + surplusContainers.value() + '}'; |
| } |
| } |
| |