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Xiaoqiao He commented on HDFS-15382: ------------------------------------ Thanks [~yuanbo] for your feedback. [~Aiphag0] is working for pushing this feature forward now. The latest PR refer to https://github.com/apache/hadoop/pull/3941. Before that we have merged https://issues.apache.org/jira/browse/HDFS-16429. Welcome to any suggestions or work together here. {quote}It seems not a compatible feature{quote} We do not create new feature branch for this improvement. IMO there is no any incompatible changes for end user now. > Split FsDatasetImpl from blockpool lock to blockpool volume lock > ----------------------------------------------------------------- > > Key: HDFS-15382 > URL: https://issues.apache.org/jira/browse/HDFS-15382 > Project: Hadoop HDFS > Issue Type: Improvement > Reporter: Mingxiang Li > Assignee: Mingxiang Li > Priority: Major > Labels: pull-request-available > Attachments: HDFS-15382-sample.patch, image-2020-06-02-1.png, > image-2020-06-03-1.png > > Time Spent: 40m > Remaining Estimate: 0h > > 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. -- This message was sent by Atlassian Jira (v8.20.1#820001) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org