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  1. HBase
  2. HBASE-6974

Metric for blocked updates

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.94.3, 0.95.0
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      When the disc subsystem cannot keep up with a sustained high write load, a region will eventually block updates to throttle clients.
      (HRegion.checkResources).

      It would be nice to have a metric for this, so that these occurrences can be tracked.

        Attachments

        1. HBASE-6974.patch
          5 kB
          Michael Drzal
        2. HBASE-6974-v2.patch
          8 kB
          Michael Drzal
        3. HBASE-6974-v3.patch
          8 kB
          Michael Drzal
        4. HBASE-6974-v4.patch
          9 kB
          Michael Drzal
        5. 6974-v5.txt
          8 kB
          Lars Hofhansl

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              • Assignee:
                mdrzal Michael Drzal
                Reporter:
                larsh Lars Hofhansl
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                Dates

                • Created:
                  Updated:
                  Resolved: