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https://issues.apache.org/jira/browse/YARN-11276?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shilun Fan resolved YARN-11276.
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Fix Version/s: 3.4.0
Hadoop Flags: Reviewed
Target Version/s: 3.4.0
Resolution: Fixed
> Add lru cache for RMWebServices.getApps
> ---------------------------------------
>
> Key: YARN-11276
> URL: https://issues.apache.org/jira/browse/YARN-11276
> Project: Hadoop YARN
> Issue Type: Improvement
> Components: resourcemanager
> Affects Versions: 3.4.0
> Reporter: Xianming Lei
> Assignee: Xianming Lei
> Priority: Minor
> Labels: pull-request-available
> Fix For: 3.4.0
>
>
> In our YARN cluster, there are thousands of apps running at the same time,
> the return result of getApps reaches about 10M, and many requests are the
> same input parameters, we can add cache for RMWebServices.getApps to reduce
> processing delay
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