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3344824 - Performance issue caused by fully utilized SQL Plan Cache


  • System performance degraded
  • SM66 shows that almost all work processes are waiting for HANA
  • HANA current threads show that almost all threads are SqlExecutors, almost no JobWorkers are visible even with proper workload parameter settings

Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.



SAP HANA, platform edition 2.0


low hit ratio, evicted sqls, HIT_PCT, EVICT_PER_H , KBA , HAN-DB-PERF , SAP HANA Database Performance , Problem

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