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  1. Core Server
  2. SERVER-28535

hang_analyzer.py should attach to mongod processes if Jepsen test times out in Evergreen

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    Details

    • Type: Improvement
    • Status: Closed
    • Priority: Major - P3
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.4.5, 3.5.7
    • Component/s: Testing Infrastructure
    • Labels:
      None
    • Backwards Compatibility:
      Fully Compatible
    • Backport Requested:
      v3.4
    • Sprint:
      TIG 2017-05-08
    • Linked BF Score:
      0

      Description

      The jepsen_xx tasks set the ${hang_analyzer_processes} expansion to "java", causing hang_analyzer.py not to attach to any mongod processes. This makes it difficult to debug failures where running MongoDB's Jepsen tests induces a hang/deadlock in mongod itself.

      - <<: *run_jepsen_template
        name: jepsen_findAndModify_WT
        commands:
        - func: "do setup"
        - func: "do jepsen setup"
        - func: "run jepsen test"
          vars:
            <<: *jepsen_config_vars
            hang_analyzer_processes: "java"
            jepsen_read_with_find_and_modify: --read-with-find-and-modify
            jepsen_storage_engine: --storage-engine wiredTiger
      

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                  Updated:
                  Resolved: