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Posted to hdfs-dev@hadoop.apache.org by "Felix N (Jira)" <ji...@apache.org> on 2024/05/17 10:43:00 UTC

[jira] [Created] (HDFS-17529) Improve router state store cache update

Felix N created HDFS-17529:
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             Summary: Improve router state store cache update
                 Key: HDFS-17529
                 URL: https://issues.apache.org/jira/browse/HDFS-17529
             Project: Hadoop HDFS
          Issue Type: Improvement
          Components: hdfs, rbf
            Reporter: Felix N
            Assignee: Felix N


Current implementation for router state store update is quite inefficient, so much that when routers are removed and a lot of NameNodeMembership records are deleted in a short burst, the deletions triggered a router safemode in our cluster and caused a lot of troubles.

This ticket contains 2 parts: improving the deletion process for ZK state store implementation, and allowing the overwrite part and delete part of



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