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Posted to yarn-issues@hadoop.apache.org by "Mark S (JIRA)" <ji...@apache.org> on 2016/01/04 19:08:39 UTC
[jira] [Updated] (YARN-4540) Yarn property
"yarn.nodemanager.localizer.cache.cleanup.interval-ms" not working as
expected
[ https://issues.apache.org/jira/browse/YARN-4540?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Mark S updated YARN-4540:
-------------------------
Component/s: yarn
> Yarn property "yarn.nodemanager.localizer.cache.cleanup.interval-ms" not working as expected
> --------------------------------------------------------------------------------------------
>
> Key: YARN-4540
> URL: https://issues.apache.org/jira/browse/YARN-4540
> Project: Hadoop YARN
> Issue Type: Bug
> Components: nodemanager, yarn
> Affects Versions: 2.7.1
> Environment: Ambari – Version 2.1.2.1
> YARN - Version 2.7.1.2.3
> HDP - Version 2.3.2.0
> Reporter: Mark S
> Priority: Minor
> Original Estimate: 1h
> Remaining Estimate: 1h
>
> I manually add specific YARN configuration to reduce my YARN cache size, however it does not get updated for the interval specified by:
> {code}
> yarn.nodemanager.localizer.cache.cleanup.interval-ms
> {code}
> I did notice that eventually my server did reduce my YARN cache size over the weekend.
> h5. Set Values (Should update size in 1 minute):
> {code}
> yarn.nodemanager.localizer.cache.target-size-mb=4096
> yarn.nodemanager.localizer.cache.cleanup.interval-ms=60000
> {code}
> h5. Default values (Should update size in 10 minutes):
> {code}
> yarn.nodemanager.localizer.cache.target-size-mb=10240
> yarn.nodemanager.localizer.cache.cleanup.interval-ms=600000
> {code}
> h5. Confirming YARN cache size
> {code}
> date && du -m /hadoop/yarn | sort -nr | head -n 20
> #date && du -m . | sort -nr | head -n 20
> {code}
> h5. See also:
> * https://hadoop.apache.org/docs/r2.7.1/hadoop-yarn/hadoop-yarn-common/yarn-default.xml
> * http://hortonworks.com/blog/resource-localization-in-yarn-deep-dive/
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