| /* |
| * 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.ozone.insight.om; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.hadoop.ozone.insight.BaseInsightPoint; |
| import org.apache.hadoop.ozone.insight.Component.Type; |
| import org.apache.hadoop.ozone.insight.LoggerSource; |
| import org.apache.hadoop.ozone.insight.MetricDisplay; |
| import org.apache.hadoop.ozone.insight.MetricGroupDisplay; |
| import org.apache.hadoop.ozone.om.KeyManagerImpl; |
| |
| /** |
| * Insight implementation for the key management related operations. |
| */ |
| public class KeyManagerInsight extends BaseInsightPoint { |
| |
| @Override |
| public List<MetricGroupDisplay> getMetrics() { |
| List<MetricGroupDisplay> display = new ArrayList<>(); |
| |
| MetricGroupDisplay state = |
| new MetricGroupDisplay(Type.OM, "Key related metrics"); |
| state |
| .addMetrics(new MetricDisplay("Number of keys", "om_metrics_num_keys")); |
| state.addMetrics(new MetricDisplay("Number of key operations", |
| "om_metrics_num_key_ops")); |
| |
| display.add(state); |
| |
| MetricGroupDisplay key = |
| new MetricGroupDisplay(Type.OM, "Key operation stats"); |
| for (String operation : new String[] {"allocate", "commit", "lookup", |
| "list", "delete"}) { |
| key.addMetrics(new MetricDisplay( |
| "Number of key " + operation + "s (failure + success)", |
| "om_metrics_num_key_" + operation)); |
| key.addMetrics( |
| new MetricDisplay("Number of failed key " + operation + "s", |
| "om_metrics_num_key_" + operation + "_fails")); |
| } |
| display.add(key); |
| |
| return display; |
| } |
| |
| @Override |
| public List<LoggerSource> getRelatedLoggers(boolean verbose) { |
| List<LoggerSource> loggers = new ArrayList<>(); |
| loggers.add( |
| new LoggerSource(Type.OM, KeyManagerImpl.class, |
| defaultLevel(verbose))); |
| return loggers; |
| } |
| |
| @Override |
| public String getDescription() { |
| return "OM Key Manager"; |
| } |
| |
| } |