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  1. CDAP
  2. CDAP-9160

FileSystem leak when impersonation is enabled

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Blocker
    • Resolution: Fixed
    • Affects Version/s: 4.1.0, 3.5.0
    • Fix Version/s: 3.5.5, 4.1.1
    • Component/s: None
    • Labels:
      None
    • Release Notes:
      Fixed an issue that caused YARN containers to be killed due to excessive memory usage when impersonation is enabled.
    • Rank:
      1|hzzylj:

      Description

      Looking at the stream container with a lot of streams, the memory usage keeps going up and the container is killed by yarn. Seeing a lot of UGIs and FileSystem objects in the heap dump. Will add more details after some investigation.

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              • Assignee:
                terence Terence Yim
                Reporter:
                Nishith Nishith Nand
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                Dates

                • Created:
                  Updated:
                  Resolved: