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Posted to yarn-issues@hadoop.apache.org by "Abhishek Modi (Jira)" <ji...@apache.org> on 2019/09/06 13:35:00 UTC
[jira] [Updated] (YARN-9782) Avoid DNS resolution while running
SLS.
[ https://issues.apache.org/jira/browse/YARN-9782?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Abhishek Modi updated YARN-9782:
--------------------------------
Attachment: YARN-9782.002.patch
> Avoid DNS resolution while running SLS.
> ---------------------------------------
>
> Key: YARN-9782
> URL: https://issues.apache.org/jira/browse/YARN-9782
> Project: Hadoop YARN
> Issue Type: Sub-task
> Reporter: Abhishek Modi
> Assignee: Abhishek Modi
> Priority: Major
> Attachments: YARN-9782.001.patch, YARN-9782.002.patch
>
>
> In SLS, we add nodes with random names and rack. DNS resolution of these nodes takes around 2 seconds because it will timeout after that. This makes the result of SLS unreliable and adds spikes.
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