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  1. HBase
  2. HBASE-25506

ServerManager affects MTTR of HMaster

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • 3.0.0-alpha-1
    • 3.0.0-alpha-1
    • master, MTTR
    • None
    • Reviewed

    Description

      https://github.com/apache/hbase/blob/3488c44a21612aae1835fc3e91a4a12ed2abb8b7/hbase-server/src/main/java/org/apache/hadoop/hbase/master/ServerManager.java#L925

      If a cluster has N+W regions, this removeDeletedRegionFromLoadedFlushedSequenceIds takes a long time...

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        Issue Links

          is related to

          New Feature - A new feature of the product, which has yet to be developed. HBASE-20727 Persist FlushedSequenceId to speed up WAL split after cluster restart

          • Major - Major loss of function.
          • Resolved
          links to

          Web Link GitHub Pull Request #2889

          Activity

            People

              Bo Cui Bo Cui
              Bo Cui Bo Cui
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              Dates

                Created:
                Updated:
                Resolved: