| /** |
| * 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.mapred; |
| |
| import java.io.IOException; |
| |
| import org.apache.hadoop.mapred.TaskTracker.TaskInProgress; |
| import org.apache.log4j.Level; |
| |
| public class UberTaskRunner extends TaskRunner { |
| |
| public UberTaskRunner(TaskInProgress tip, TaskTracker tracker, JobConf conf, |
| TaskTracker.RunningJob rjob) throws IOException { |
| super(tip, tracker, conf, rjob); |
| } |
| |
| @Override |
| public String getChildJavaOpts(JobConf jobConf, String defaultValue) { |
| return jobConf.get(JobConf.MAPRED_UBER_TASK_JAVA_OPTS, |
| super.getChildJavaOpts(jobConf, |
| JobConf.DEFAULT_MAPRED_TASK_JAVA_OPTS)); |
| } |
| |
| @Override |
| public int getChildUlimit(JobConf jobConf) { |
| return jobConf.getInt(JobConf.MAPRED_UBER_TASK_ULIMIT, |
| super.getChildUlimit(jobConf)); |
| } |
| |
| @Override |
| public String getChildEnv(JobConf jobConf) { |
| return jobConf.get(JobConf.MAPRED_UBER_TASK_ENV, |
| super.getChildEnv(jobConf)); |
| } |
| |
| @Override |
| public Level getLogLevel(JobConf jobConf) { |
| // note that, if JobConf.MAPRED_MAP_TASK_LOG_LEVEL isn't same as REDUCE |
| // setting, sub-MapTasks will "do the wrong thing" (should be very rare) |
| return Level.toLevel(jobConf.get(JobConf.MAPRED_REDUCE_TASK_LOG_LEVEL, |
| JobConf.DEFAULT_LOG_LEVEL.toString())); |
| } |
| |
| } |