Can you share the following info from your environment so that it can better help us in helping you with this issue. Simply looking at Java exceptions may not be enough Hadoop versionJava version Memory allocations and heap size for node manager and containers How the job was run, Hive, Spark or Java MR code Have you restarted node manager Thanks Musty
Sent from Yahoo Mail on Android On Sat, Apr 2, 2016 at 1:15 PM, 169517388<[email protected]> wrote: to hadoop.org： Hello hadoop.org. I'm the new guy who is learning the hadoop right now. I'v bulit a 5 nodes hadoop experimental environment. When I ran the MR program, the error came out. I searched a lot. Maybe the java runtime environment or anything else. I didn't get it. 16/04/02 16:03:37 INFO mapreduce.Job: Task Id : attempt_1459528700872_0003_m_000000_1, Status : FAILED Exception from container-launch: ExitCodeException exitCode=65: ExitCodeException exitCode=65: at org.apache.hadoop.util.Shell.runCommand(Shell.java:538) at org.apache.hadoop.util.Shell.run(Shell.java:455) at org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:702) at org.apache.hadoop.yarn.server.nodemanager.DefaultContainerExecutor.launchContainer(DefaultContainerExecutor.java:195) at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:300) at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:81) at java.util.concurrent.FutureTask.run(FutureTask.java:262) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745) I just don't know how to resolve it. By the way, is their any forum about hadoop. I want to talk more about the hadoop with some friends. So please, I'v already crazy, beause I'v been disturb by this problem for one week. Please help me, thank you very much. HY FrankFrom China Shanghai
