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Posted to yarn-issues@hadoop.apache.org by "Weiwei Yang (JIRA)" <ji...@apache.org> on 2018/05/01 01:59:00 UTC
[jira] [Commented] (YARN-8212) Pending backlog for async allocation
threads should be configurable
[ https://issues.apache.org/jira/browse/YARN-8212?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16459385#comment-16459385 ]
Weiwei Yang commented on YARN-8212:
-----------------------------------
LGTM, +1. Committing shortly.
> Pending backlog for async allocation threads should be configurable
> -------------------------------------------------------------------
>
> Key: YARN-8212
> URL: https://issues.apache.org/jira/browse/YARN-8212
> Project: Hadoop YARN
> Issue Type: Sub-task
> Affects Versions: 3.2.0
> Reporter: Weiwei Yang
> Assignee: Tao Yang
> Priority: Major
> Attachments: YARN-8212.001.patch
>
>
> During the perf testing, we found that when we scale up to 20k nodes, the backlog size is often full and cause allocation threads to wait. Hence, it's better to make this configurable so user can tune the perf with respect to different size of nodes.
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