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Posted to mapreduce-issues@hadoop.apache.org by "Vinod Kumar Vavilapalli (JIRA)" <ji...@apache.org> on 2015/02/03 20:25:34 UTC
[jira] [Moved] (MAPREDUCE-6242) Progress report log is incredibly
excessive in application master
[ https://issues.apache.org/jira/browse/MAPREDUCE-6242?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Vinod Kumar Vavilapalli moved YARN-3130 to MAPREDUCE-6242:
----------------------------------------------------------
Component/s: (was: applications)
applicationmaster
Affects Version/s: (was: 2.4.0)
2.4.0
Key: MAPREDUCE-6242 (was: YARN-3130)
Project: Hadoop Map/Reduce (was: Hadoop YARN)
> Progress report log is incredibly excessive in application master
> -----------------------------------------------------------------
>
> Key: MAPREDUCE-6242
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-6242
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: applicationmaster
> Affects Versions: 2.4.0
> Reporter: Jian Fang
>
> We saw incredibly excessive logs in application master for a long running one with many task attempts. The log write rate is around 1MB/sec in some cases.
> Most of the log entries were from the progress report such as the following ones.
> 2015-02-03 17:46:14,321 INFO [IPC Server handler 56 on 37661] org.apache.hadoop.mapred.TaskAttemptListenerImpl: Progress of TaskAttempt attempt_1422985365246_0001_m_000000_0 is : 0.15605757
> 2015-02-03 17:46:17,581 INFO [IPC Server handler 2 on 37661] org.apache.hadoop.mapred.TaskAttemptListenerImpl: Progress of TaskAttempt attempt_1422985365246_0001_m_000000_0 is : 0.4108217
> 2015-02-03 17:46:20,426 INFO [IPC Server handler 0 on 37661] org.apache.hadoop.mapred.TaskAttemptListenerImpl: Progress of TaskAttempt attempt_1422985365246_0001_m_000002_0 is : 0.06634143
> 2015-02-03 17:46:20,807 INFO [IPC Server handler 4 on 37661] org.apache.hadoop.mapred.TaskAttemptListenerImpl: Progress of TaskAttempt attempt_1422985365246_0001_m_000000_0 is : 0.55556506
> 2015-02-03 17:46:21,013 INFO [IPC Server handler 6 on 37661] org.apache.hadoop.mapred.TaskAttemptListenerImpl: Progress of TaskAttempt attempt_1422985365246_0001_m_000001_0 is : 0.21723115
> Looks like the report interval is controlled by a hard-coded variable PROGRESS_INTERVAL as 3 seconds in class org.apache.hadoop.mapred.Task. We should allow users to set the appropriate progress interval for their applications.
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