yarn node manager启动失败

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/data/lib/hadoop-yarn

mv yarn-nm-recovery /tmp/20160225bak

 

 

 

Application application_1456459092764_0002 failed 2 times due to AM Container for appattempt_1456459092764_0002_000002 exited with exitCode: -1000

For more detailed output, check application tracking page:http://master-02.ymm.com:8088/proxy/application_1456459092764_0002/Then, click on links to logs of each attempt.
Diagnostics: Rename cannot overwrite non empty destination directory /data1/yarn/nm/usercache/root/filecache/10
java.io.IOException: Rename cannot overwrite non empty destination directory /data1/yarn/nm/usercache/root/filecache/10
at org.apache.hadoop.fs.AbstractFileSystem.renameInternal(AbstractFileSystem.java:716)
at org.apache.hadoop.fs.FilterFs.renameInternal(FilterFs.java:228)
at org.apache.hadoop.fs.AbstractFileSystem.rename(AbstractFileSystem.java:659)
at org.apache.hadoop.fs.FileContext.rename(FileContext.java:909)
at org.apache.hadoop.yarn.util.FSDownload.call(FSDownload.java:364)
at org.apache.hadoop.yarn.util.FSDownload.call(FSDownload.java:60)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
Failing this attempt. Failing the application.
删除 /data1/yarn/nm/usercache/root/filecache/*
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