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  1. Spark
  2. SPARK-16138

YarnAllocator tries to cancel executor requests when we have none

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 2.1.0
    • Component/s: YARN
    • Labels:
      None

      Description

      Easy to reproduce:
      $ spark-shell
      > sc.parallelize(1 to 10000).count()

      After the computation finishes we have 0 pending tasks so we will need 0 executors.

      16/06/21 04:07:41 INFO yarn.YarnAllocator: Driver requested a total number of 0 executor(s).
      16/06/21 04:07:41 INFO yarn.YarnAllocator: Canceling requests for 0 executor containers
      16/06/21 04:07:41 WARN yarn.YarnAllocator: Expected to find pending requests, but found none.
      ...
      16/06/21 04:08:41 INFO yarn.YarnAllocator: Canceling requests for 0 executor containers
      16/06/21 04:08:41 WARN yarn.YarnAllocator: Expected to find pending requests, but found none.
      16/06/21 04:08:41 INFO yarn.ApplicationMaster$AMEndpoint: Driver requested to kill executor(s) 1.
      16/06/21 04:08:48 INFO yarn.YarnAllocator: Driver requested a total number of 0 executor(s).
      16/06/21 04:08:48 INFO yarn.YarnAllocator: Canceling requests for 0 executor containers
      16/06/21 04:08:48 WARN yarn.YarnAllocator: Expected to find pending requests, but found none.
      16/06/21 04:08:48 INFO yarn.ApplicationMaster$AMEndpoint: Driver requested to kill executor(s) 2.
      

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            • Assignee:
              peter.ableda@gmail.com Peter Ableda
              Reporter:
              peter.ableda@gmail.com Peter Ableda
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              • Created:
                Updated:
                Resolved: