SAP Knowledge Base Article - Preview

3269956 - Improve hash key generation for cached statements

Symptom

  • Several hundred of statements have the same hash key. Textually those statements are very close.
  • high collision ratio resulted in massive statement cache spinlock contention. 


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Environment

  • SAP Adaptive Server Enterprise (ASE) 16.0 for Business Suite
  • SAP NetWeaver (NW) - All versions (or specific version if related only to a specific SAP Basis)

Keywords

CR#827181is , CR827181is , 827181is , KBA , BC-DB-SYB , Business Suite on Adaptive Server Enterprise , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BW-SYS-DB-SYB , BW on Adaptive Server Enterprise , Problem

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