SAP Knowledge Base Article - Preview

3781035 - "drop planning session" Hang

Symptom

Session in state "drop planning session" remains for long time and couldn't be cancelled without restart.
The involved SqlExecutor is waiting for lock PlanningEngine::PleSession::PleSession.


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Environment

  • SAP HANA Planning Engine
  • SAP HANA 2.0

Keywords

drop planning session, rsrt, planning query, planning engine, trex_ext_pe_garbage_collection, timeout, session stuck, ple_command_queue, semaphore timeout, time_to_wait_for_semaphore, mutex wait, non-cancellable wait, hana planning, bw planning , KBA , HAN-DB-ENG-PLE , SAP HANA Planning Engine , Problem

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