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2414200 - HIgh CPU usage and new spinlock Sched Q - SAP ASE 15.7


  • CPU uilization spikes up.
  • sp_sysmon reports show spinlock contention on a named cache going to 29%.
  • The spinmon reports show a new spinlock "Sched Q" for this new spinlock.
  • SCN Community chat Spinlocks on "Sched Q"  suggests to turn off parameter "aggressive task stealing" to improve performance.



SAP Adaptive Server Enterprise (ASE) 15.7 SP134 and higher


SAP Adaptive Server Enterprise 15.7


KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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