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Posted to hdfs-dev@hadoop.apache.org by "zhuqi (Jira)" <ji...@apache.org> on 2020/02/18 15:09:00 UTC

[jira] [Created] (HDFS-15180) DataNode FsDatasetImpl Fine-Grained Locking via BlockPool.

zhuqi created HDFS-15180:
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             Summary:  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
    Affects Versions: 3.2.0
            Reporter: zhuqi
            Assignee: zhuqi


Now the FsDatasetImpl datasetLock is heavy, when their are many namespaces in big cluster, we can split the FsDatasetImpl datasetLock via blockpool. 



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