jsbali commented on code in PR #6502: URL: https://github.com/apache/hudi/pull/6502#discussion_r973735796
########## hudi-client/hudi-client-common/src/main/java/org/apache/hudi/client/transaction/lock/metrics/HoodieLockMetrics.java: ########## @@ -0,0 +1,111 @@ +/* + * 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.hudi.client.transaction.lock.metrics; + +import org.apache.hudi.common.util.HoodieTimer; +import org.apache.hudi.config.HoodieWriteConfig; +import org.apache.hudi.metrics.Metrics; + +import com.codahale.metrics.Counter; +import com.codahale.metrics.MetricRegistry; +import com.codahale.metrics.SlidingWindowReservoir; +import com.codahale.metrics.Timer; + +import java.util.concurrent.TimeUnit; + +public class HoodieLockMetrics { + + private final HoodieWriteConfig writeConfig; + private final boolean isMetricsEnabled; + private final int keepLastNtimes = 100; + private final transient HoodieTimer lockDurationTimer = HoodieTimer.create(); + private final transient HoodieTimer lockApiRequestDurationTimer = HoodieTimer.create(); + private transient Counter lockAttempts; + private transient Counter succesfulLockAttempts; + private transient Counter failedLockAttempts; + private transient Timer lockDuration; + private transient Timer lockApiRequestDuration; + + public HoodieLockMetrics(HoodieWriteConfig writeConfig) { + this.isMetricsEnabled = writeConfig.isLockingMetricsEnabled(); + this.writeConfig = writeConfig; + + if (isMetricsEnabled) { + Metrics.init(writeConfig); + MetricRegistry registry = Metrics.getInstance().getRegistry(); + + lockAttempts = registry.counter(getMetricsName("acquire.attempts")); + succesfulLockAttempts = registry.counter(getMetricsName("acquire.success")); + failedLockAttempts = registry.counter(getMetricsName("acquire.failure")); + + lockDuration = createTimerForMetrics(registry, "acquire.duration"); + lockApiRequestDuration = createTimerForMetrics(registry, "request.latency"); + } + } + + private String getMetricsName(String metric) { + return writeConfig == null ? null : String.format("%s.%s.%s", writeConfig.getMetricReporterMetricsNamePrefix(), "lock", metric); Review Comment: Not using Registry as it is not suitable for Timers/Histograms -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@hudi.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
