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Posted to hdfs-issues@hadoop.apache.org by "Aiphago (Jira)" <ji...@apache.org> on 2020/06/02 04:46:00 UTC
[jira] [Updated] (HDFS-15382) Split DataNode FsDatasetImpl lock to
blockpool volume lock
[ https://issues.apache.org/jira/browse/HDFS-15382?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Aiphago updated HDFS-15382:
---------------------------
Fix Version/s: 2.9.2
3.2.1
> Split DataNode FsDatasetImpl lock to blockpool volume lock
> -----------------------------------------------------------
>
> Key: HDFS-15382
> URL: https://issues.apache.org/jira/browse/HDFS-15382
> Project: Hadoop HDFS
> Issue Type: Improvement
> Reporter: Aiphago
> Assignee: Aiphago
> Priority: Major
> Fix For: 2.9.2, 3.2.1
>
>
> In HDFS-15180 we split lock to blockpool grain size.But when one volume is in heavy load and will block other request which in same blockpool but different volume.So we split lock to two leval to avoid this happend.And to improve datanode performance.
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