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https://issues.apache.org/jira/browse/TEZ-3258?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zhiyuan Yang updated TEZ-3258:
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Comment: was deleted
(was: Your patch looks good to me. It is unfortunate that -X option is subject
to change and there is not way to avoid similar problem in future. Would it be
better to also consider the prefix 'Use' (instead of only considering postfix
'GC')?)
> Jvm Checker does not ignore DisableExplicitGC when checking JVM GC options
> --------------------------------------------------------------------------
>
> Key: TEZ-3258
> URL: https://issues.apache.org/jira/browse/TEZ-3258
> Project: Apache Tez
> Issue Type: Bug
> Affects Versions: 0.7.1, 0.8.1-alpha
> Reporter: Fengdong Yu
> Assignee: Fengdong Yu
> Fix For: 0.7.2, 0.9.0, 0.8.4
>
> Attachments: tez-3258.patch, tez-3258.patch, tez-3258.patch
>
>
> My JVM options including these options:
> {code}
> -XX:+DisableExplicitGC
> -XX:+UseParNewGC
> -XX:+UseConcMarkSweepGC
> {code}
> and configured hive on tez(hive:1.2.1, tez:0.8.2),then there is obviously bug:
> {code}
> 2016-05-13T15:41:20,453 DEBUG [ae26296f-0822-4bb0-b258-08850fed397b
> ae26296f-0822-4bb0-b258-08850fed397b main]: common.JavaOptsChecker
> (JavaOptsChecker.java:checkOpts(78)) - Found clashing GC opts, conflicting GC
> Values=[DisableExplicitGC, UseConcMarkSweepGC, UseParNewGC]
> {code}
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