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Support Article

System performance degrades with MemberCallableTaskOperation



Application performance degrades resulting in MemberCallableTaskOperation alert in Pega Predictive Diagnostic Cloud (PDC).

Error Messages

MemberCallableTaskOperation failed to complete within

Steps to Reproduce


Root Cause

Hazelcast did not receive a response from another node within 30 seconds.


Perform the following local-change:
  1. Clear the pr_sys_statusnodes table.
  2. Restart the servers.
  3. Add the below Dynamic System Settings (DSS) and restart affected nodes.

    Records > Dynamic System Settings > Create

    Owning RulesetPega-Engine
    Setting Purpose – prconfig/systemoperations/job/timeoutinsecond/default
    Value – 120
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Published August 15, 2019 - Updated October 8, 2020

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