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https://issues.apache.org/jira/browse/HIVE-14215?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15374761#comment-15374761
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Peter Vary commented on HIVE-14215:
-----------------------------------
The test failures are not related
> Displaying inconsistent CPU usage data with MR execution engine
> ---------------------------------------------------------------
>
> Key: HIVE-14215
> URL: https://issues.apache.org/jira/browse/HIVE-14215
> Project: Hive
> Issue Type: Bug
> Affects Versions: 2.2.0
> Reporter: Peter Vary
> Assignee: Peter Vary
> Priority: Minor
> Attachments: HIVE-14215.patch
>
>
> If the MR task is finished after printing the cumulative CPU time then there
> is the possibility to print inconsistent CPU usage information.
> Correct one:
> {noformat}
> 2016-07-12 11:31:42,961 Stage-3 map = 0%, reduce = 0%
> 2016-07-12 11:31:48,237 Stage-3 map = 100%, reduce = 0%, Cumulative CPU 2.5
> sec
> MapReduce Total cumulative CPU time: 2 seconds 500 msec
> Ended Job = job_1468321038188_0003
> MapReduce Jobs Launched:
> Stage-Stage-3: Map: 1 Cumulative CPU: 2.5 sec HDFS Read: 5864 HDFS Write:
> 103 SUCCESS
> Total MapReduce CPU Time Spent: 2 seconds 500 msec
> {noformat}
> One type of inconsistent data (easily reproducible one):
> {noformat}
> 2016-07-12 11:39:00,540 Stage-3 map = 0%, reduce = 0%
> Ended Job = job_1468321038188_0004
> MapReduce Jobs Launched:
> Stage-Stage-3: Map: 1 Cumulative CPU: 2.51 sec HDFS Read: 5864 HDFS
> Write: 103 SUCCESS
> Total MapReduce CPU Time Spent: 2 seconds 510 msec
> {noformat}
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