现象 报错如下 Application application_1405852606905_0014 failed 3 times due to AM Container for appattempt_1405852606905_0014_000003 exited with exitCode: -1000 due to: RemoteTrace: java.io.FileNotFoundException: File does not exist: hdfs://mycluster:8020/user/kpi/.staging/job_1405852606905_0014/appTokens at …

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