我已经设置了Hadoop 2.3.0的2节点集群.它工作正常,我可以成功运行distributedshell-2.2.0.jar示例.但是当我尝试运行任何mapreduce作业时,我会收到错误.我根据(http://www.alexjf.net/blog/distributed-systems/hadoop-yarn-installation-definitive-guide)设置了MapRed.xml和其他用于运行MapReduce作业的配置,但是我收到以下错误:
14/03/22 20:31:17 INFO mapreduce.Job: Job job_1395502230567_0001 failed with state FAILED due to: Application application_1395502230567_0001 failed 2 times due to AM Container for appattempt_1395502230567_0001_000002 exited
with exitCode: 1 due to: Exception from container-launch: org.apache.hadoop.util.Shell$ExitCodeException:
org.apache.hadoop.util.Shell$ExitCodeException:
at org.apache.hadoop.util.Shell.runCommand(Shell.java:505)
at org.apache.hadoop.util.Shell.run(Shell.java:418)
at org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:650)
at org.apache.hadoop.yarn.server.nodemanager.DefaultContainerExecutor.launchContainer(DefaultContainerExecutor.java:195)
at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:283)
at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:79)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)
Container exited with a non-zero exit code 1
.Failing this attempt.. Failing the application.
14/03/22 20:31:17 INFO mapreduce.Job: Counters: 0
Job ended: …