1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to you under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.apache.hadoop.hbase.regionserver; 18 19 /** 20 * Latency metrics for a specific table in a RegionServer. 21 */ 22 public interface MetricsTableLatencies { 23 24 /** 25 * The name of the metrics 26 */ 27 String METRICS_NAME = "TableLatencies"; 28 29 /** 30 * The name of the metrics context that metrics will be under. 31 */ 32 String METRICS_CONTEXT = "regionserver"; 33 34 /** 35 * Description 36 */ 37 String METRICS_DESCRIPTION = "Metrics about Tables on a single HBase RegionServer"; 38 39 /** 40 * The name of the metrics context that metrics will be under in jmx 41 */ 42 String METRICS_JMX_CONTEXT = "RegionServer,sub=" + METRICS_NAME; 43 44 String GET_TIME = "getTime"; 45 String SCAN_TIME = "scanTime"; 46 String SCAN_SIZE = "scanSize"; 47 String PUT_TIME = "putTime"; 48 String DELETE_TIME = "deleteTime"; 49 String INCREMENT_TIME = "incrementTime"; 50 String APPEND_TIME = "appendTime"; 51 52 /** 53 * Update the Put time histogram 54 * 55 * @param tableName The table the metric is for 56 * @param t time it took 57 */ 58 void updatePut(String tableName, long t); 59 60 /** 61 * Update the Delete time histogram 62 * 63 * @param tableName The table the metric is for 64 * @param t time it took 65 */ 66 void updateDelete(String tableName, long t); 67 68 /** 69 * Update the Get time histogram . 70 * 71 * @param tableName The table the metric is for 72 * @param t time it took 73 */ 74 void updateGet(String tableName, long t); 75 76 /** 77 * Update the Increment time histogram. 78 * 79 * @param tableName The table the metric is for 80 * @param t time it took 81 */ 82 void updateIncrement(String tableName, long t); 83 84 /** 85 * Update the Append time histogram. 86 * 87 * @param tableName The table the metric is for 88 * @param t time it took 89 */ 90 void updateAppend(String tableName, long t); 91 92 /** 93 * Update the scan size. 94 * 95 * @param tableName The table the metric is for 96 * @param scanSize size of the scan 97 */ 98 void updateScanSize(String tableName, long scanSize); 99 100 /** 101 * Update the scan time. 102 * 103 * @param tableName The table the metric is for 104 * @param t time it took 105 */ 106 void updateScanTime(String tableName, long t); 107 }