1 /** 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 package org.apache.hadoop.hbase.thrift; 20 21 import org.apache.hadoop.hbase.metrics.BaseSource; 22 23 /** 24 * Interface of a class that will export metrics about Thrift to hadoop's metrics2. 25 */ 26 public interface MetricsThriftServerSource extends BaseSource { 27 28 String BATCH_GET_KEY = "batchGet"; 29 String BATCH_MUTATE_KEY = "batchMutate"; 30 String TIME_IN_QUEUE_KEY = "timeInQueue"; 31 String THRIFT_CALL_KEY = "thriftCall"; 32 String SLOW_THRIFT_CALL_KEY = "slowThriftCall"; 33 String CALL_QUEUE_LEN_KEY = "callQueueLen"; 34 35 /** 36 * Add how long an operation was in the queue. 37 * @param time 38 */ 39 void incTimeInQueue(long time); 40 41 /** 42 * Set the call queue length. 43 * @param len Time 44 */ 45 void setCallQueueLen(int len); 46 47 /** 48 * Add how many keys were in a batch get. 49 * @param diff Num Keys 50 */ 51 void incNumRowKeysInBatchGet(int diff); 52 53 /** 54 * Add how many keys were in a batch mutate. 55 * @param diff Num Keys 56 */ 57 void incNumRowKeysInBatchMutate(int diff); 58 59 /** 60 * Add how long a method took 61 * @param name Method name 62 * @param time Time 63 */ 64 void incMethodTime(String name, long time); 65 66 /** 67 * Add how long a call took 68 * @param time Time 69 */ 70 void incCall(long time); 71 72 /** 73 * Increment how long a slow call took. 74 * @param time Time 75 */ 76 void incSlowCall(long time); 77 78 }