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Posted to issues@hbase.apache.org by "Aditya Kishore (JIRA)" <ji...@apache.org> on 2014/09/16 21:12:34 UTC
[jira] [Updated] (HBASE-11994) PutCombiner floods the M/R log with
repeated log messages.
[ https://issues.apache.org/jira/browse/HBASE-11994?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Aditya Kishore updated HBASE-11994:
-----------------------------------
Status: Patch Available (was: Open)
> PutCombiner floods the M/R log with repeated log messages.
> ----------------------------------------------------------
>
> Key: HBASE-11994
> URL: https://issues.apache.org/jira/browse/HBASE-11994
> Project: HBase
> Issue Type: Bug
> Components: mapreduce
> Affects Versions: 0.98.6
> Reporter: Aditya Kishore
> Assignee: Aditya Kishore
> Attachments: HBASE-11994-PutCombiner-floods-the-M-R-log-with-repe.patch
>
>
> {{o.a.h.h.mapreduce.PutCombiner}} logs an info message for each row that it receives in its reduce() function, flooding the M/R tasks log.
> {noformat}
> ...............
> 2014-09-12 12:38:02,907 INFO [MapRSpillThread] org.apache.hadoop.hbase.mapreduce.PutCombiner: Combined 1 Put(s) into 1.
> 2014-09-12 12:38:02,908 INFO [MapRSpillThread] org.apache.hadoop.hbase.mapreduce.PutCombiner: Combined 1 Put(s) into 1.
> ...............{repeated 100s of thousand times.}
> {noformat}
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