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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

    • Bug
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 0.18.0
    • 0.19.0
    • None
    • None
    • 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.

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            acmurthy Arun Murthy Assign to me
            acmurthy Arun Murthy
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