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  1. mod-oai-pmh
  2. MODOAIPMH-374

Fix memory and thread blocked issues for mod-oai-pmh module

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Details

    • Bug
    • Status: Closed (View Workflow)
    • P2
    • Resolution: Done
    • None
    • 3.6.1
    • None
    • Firebird Sprint 127, Firebird Sprint 128
    • 5
    • Firebird
    • R3 2021 Bug Fix

    Description

      Purpose/Overview:

      During performance testing done in scope of PERF-198 memory leak for io.vertx.core.parsetools.impl.JsonEventImpl and wasting of memory were found. 

      Requirements/Scope:

      1. The memory leak has been addressed, memory usage should be improved
      2. Performance tests confirm the fix

      Approach:

      Acceptance criteria:

      • Growing CPU/RAM usage is addressed and does not occur during multiple harvests¬†
      • Unit tests are written
      • API tests are updated
      • Tests run on team's oai-pmh test environment with 5M records confirm improved performance

      Additional information:

      • Performance testing reports are at attachments of PERF-198.
      • The leak was observed after multiple full harvests were conducted.

      TestRail: Results

        Attachments

          1. 20150109.mrc
            6 kB
          2. bugfest-kiwi.PNG
            bugfest-kiwi.PNG
            70 kB
          3. bugfest-kiwi-resumption-token.PNG
            bugfest-kiwi-resumption-token.PNG
            72 kB
          4. edge_mod_oai_pmh_response.PNG
            edge_mod_oai_pmh_response.PNG
            72 kB

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              People

                Harbuz Aliaksei Harbuz
                Harbuz Aliaksei Harbuz
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                Dates

                  Created:
                  Updated:
                  Resolved:

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