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  1. HBase
  2. HBASE-5844

Delete the region servers znode after a regions server crash

    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 0.95.2
    • Fix Version/s: 0.95.0
    • Component/s: regionserver, scripts
    • Labels:
      None
    • Hadoop Flags:
      Reviewed
    • Tags:
      0.96notable

      Description

      today, if the regions server crashes, its znode is not deleted in ZooKeeper. So the recovery process will stop only after a timeout, usually 30s.

      By deleting the znode in start script, we remove this delay and the recovery starts immediately.

        Attachments

        1. 5844.v1.patch
          5 kB
          Nicolas Liochon
        2. 5844.v2.patch
          5 kB
          Nicolas Liochon
        3. 5844.v3.patch
          5 kB
          stack
        4. 5844.v3.patch
          6 kB
          Nicolas Liochon
        5. 5844.v4.patch
          6 kB
          Nicolas Liochon

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              • Assignee:
                nkeywal Nicolas Liochon
                Reporter:
                nkeywal Nicolas Liochon
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                Dates

                • Created:
                  Updated:
                  Resolved: