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Posted to issues@ozone.apache.org by "runzhiwang (Jira)" <ji...@apache.org> on 2020/06/05 11:05:00 UTC
[jira] [Updated] (HDDS-3735) Improve the performance of SCM with
0.78% by decrease the times of lock and unlock
[ https://issues.apache.org/jira/browse/HDDS-3735?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
runzhiwang updated HDDS-3735:
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Attachment: screenshot-1.png
> Improve the performance of SCM with 0.78% by decrease the times of lock and unlock
> -----------------------------------------------------------------------------------
>
> Key: HDDS-3735
> URL: https://issues.apache.org/jira/browse/HDDS-3735
> Project: Hadoop Distributed Data Store
> Issue Type: Sub-task
> Reporter: runzhiwang
> Assignee: runzhiwang
> Priority: Major
> Attachments: screenshot-1.png
>
>
> I start a ozone cluster with 1000 datanodes, and run two weeks with heavy workload, and perf scm.
> lock and unlock in NodeStateMap.getNodeInfo cost 0.78% cpu because of so many datanodes.
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