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Xiaoqiao He commented on HDFS-15180: ------------------------------------ [~sodonnell],[~weichiu],[~junping_du] are you interested in the improvement? In our production env we apply this feature based on branch-2.7 and it works well from our side. Look forward to more feedback or suggestions and push this feature forward. Thanks. > DataNode FsDatasetImpl Fine-Grained Locking via BlockPool. > ----------------------------------------------------------- > > Key: HDFS-15180 > URL: https://issues.apache.org/jira/browse/HDFS-15180 > Project: Hadoop HDFS > Issue Type: Improvement > Components: datanode > Affects Versions: 3.2.0 > Reporter: zhuqi > Assignee: Aiphago > Priority: Major > Attachments: HDFS-15180.001.patch, HDFS-15180.002.patch, > HDFS-15180.003.patch, HDFS-15180.004.patch, > image-2020-03-10-17-22-57-391.png, image-2020-03-10-17-31-58-830.png, > image-2020-03-10-17-34-26-368.png, image-2020-04-09-11-20-36-459.png > > > Now the FsDatasetImpl datasetLock is heavy, when their are many namespaces in > big cluster. If we can split the FsDatasetImpl datasetLock via blockpool. -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org