001/** 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 019package org.apache.hadoop.mapreduce; 020 021import org.apache.hadoop.classification.InterfaceAudience; 022import org.apache.hadoop.classification.InterfaceStability; 023 024// Counters used by Task classes 025@InterfaceAudience.Public 026@InterfaceStability.Evolving 027public enum TaskCounter { 028 MAP_INPUT_RECORDS, 029 MAP_OUTPUT_RECORDS, 030 MAP_SKIPPED_RECORDS, 031 MAP_OUTPUT_BYTES, 032 MAP_OUTPUT_MATERIALIZED_BYTES, 033 SPLIT_RAW_BYTES, 034 COMBINE_INPUT_RECORDS, 035 COMBINE_OUTPUT_RECORDS, 036 REDUCE_INPUT_GROUPS, 037 REDUCE_SHUFFLE_BYTES, 038 REDUCE_INPUT_RECORDS, 039 REDUCE_OUTPUT_RECORDS, 040 REDUCE_SKIPPED_GROUPS, 041 REDUCE_SKIPPED_RECORDS, 042 SPILLED_RECORDS, 043 SHUFFLED_MAPS, 044 FAILED_SHUFFLE, 045 MERGED_MAP_OUTPUTS, 046 GC_TIME_MILLIS, 047 CPU_MILLISECONDS, 048 PHYSICAL_MEMORY_BYTES, 049 VIRTUAL_MEMORY_BYTES, 050 COMMITTED_HEAP_BYTES 051}