SAP Knowledge Base Article - Preview

2011927 - CPU Spiked holding a spinlock in SSQLCACHE_SPIN - SAP ASE on Linux


  • CPU utilization was high and Logical IOs was low reported in sp_sysmon
  • High spinlock contention on SSQLCACHE_SPIN
  • ASE devices are set to DIRECTIO
  • Tables that are being queried have a large number of duplicate rows



  • SAP Adaptive Server Enterprise (ASE)
  • Linux


SAP Adaptive Server Enterprise all versions


CR674632, CR#674632, 674632, little-endian, unique, index , KBA , performance problems , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Product Enhancement

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