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List:       hadoop-user
Subject:    Re: ProcfsBasedProcessTree
From:       Tsuyoshi OZAWA <ozawa.tsuyoshi () gmail ! com>
Date:       2014-05-29 20:18:35
Message-ID: CAAD07O+4ppbf9cMmLeiOqwXkBgcQC1mzwmN_DWC8fhN14ahVEw () mail ! gmail ! com
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Hi,

The log messages mean ProcfsBasedProcessTree just updates internal
information via procfs. The redundant log message is suppressed after
2.1.0-beta, 0.23.8. For more detail, please check YARN-476.

Thanks,
- Tsuyoshi

On Wed, May 28, 2014 at 2:53 PM, Prashant Kommireddi
<prash1784@gmail.com> wrote:
> What's does ProcfsBasedProcessTree do? Trying to understand a bunch of these
> messages in the logs of a job that is stuck forever
>
> May 25, 2014 4:01:51 AM org.apache.hadoop.yarn.util.ProcfsBasedProcessTree
> constructProcessInfo
> INFO: The process 22793 may have finished in the interim.
> May 25, 2014 9:21:52 AM org.apache.hadoop.yarn.util.ProcfsBasedProcessTree
> constructProcessInfo
> INFO: The process 24972 may have finished in the interim.
> May 25, 2014 1:20:50 PM org.apache.hadoop.yarn.util.ProcfsBasedProcessTree
> constructProcessInfo
> INFO: The process 10420 may have finished in the interim.
> May 26, 2014 9:33:51 AM org.apache.hadoop.yarn.util.ProcfsBasedProcessTree
> constructProcessInfo
> INFO: The process 13065 may have finished in the interim.
> May 26, 2014 10:21:52 AM org.apache.hadoop.yarn.util.ProcfsBasedProcessTree
> constructProcessInfo
> INFO: The process 8191 may have finished in the interim.
> May 27, 2014 5:12:52 AM org.apache.hadoop.yarn.util.ProcfsBasedProcessTree
> constructProcessInfo
> INFO: The process 13768 may have finished in the interim.
> May 27, 2014 5:12:52 AM org.apache.hadoop.yarn.util.ProcfsBasedProcessTree
> constructProcessInfo
> INFO: The process 13769 may have finished in the interim.
> May 27, 2014 6:55:50 PM org.apache.hadoop.yarn.util.ProcfsBasedProcessTree
> constructProcessInfo
> INFO: The process 16465 may have finished in the interim.
> May 27, 2014 7:51:51 PM org.apache.hadoop.yarn.util.ProcfsBasedProcessTree
> constructProcessInfo
> INFO: The process 1575 may have finished in the interim.
> May 27, 2014 7:51:51 PM org.apache.hadoop.yarn.util.ProcfsBasedProcessTree
> constructProcessInfo
> INFO: The process 1576 may have finished in the interim.
>



-- 
- Tsuyoshi
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