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  1. Hadoop Common
  2. HADOOP-3875

Fix TaskTracker's heartbeat timer to note the time the hearbeat RPC returned to decide next heartbeat time

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 0.18.0
    • Fix Version/s: 0.19.0
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      The tasktracker notes the time the heartbeat RPC was fired, rather than when it returned to decide when to send the next one. If the RPC spends a lot of time in the JobTracker's queue then the above exacerbates the load on the JobTracker.

        Attachments

        1. HADOOP-3875_0_20080730.patch
          2 kB
          Arun Murthy

          Activity

            People

            • Assignee:
              acmurthy Arun Murthy
              Reporter:
              acmurthy Arun Murthy
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              Dates

              • Created:
                Updated:
                Resolved: