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From "Konstantin Shvachko (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-14703) NameNode Fine-Grained Locking via Metadata Partitioning
Date Tue, 06 Aug 2019 01:37:00 GMT
Konstantin Shvachko created HDFS-14703:

             Summary: NameNode Fine-Grained Locking via Metadata Partitioning
                 Key: HDFS-14703
                 URL: https://issues.apache.org/jira/browse/HDFS-14703
             Project: Hadoop HDFS
          Issue Type: Improvement
          Components: hdfs, namenode
            Reporter: Konstantin Shvachko

We target to enable fine-grained locking by splitting the in-memory namespace into multiple
partitions each having a separate lock. Intended to improve performance of NameNode write

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