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2066544 - Signal 11 in LeAlfaCollectorThread with parallelism and monitoring enabled - SAP ASE for BS


After enabling parallelism on a system which has intensive ASE monitoring enabled, processes fail with a stacktrace containing the following functions: LeAlfaStatsCollector::LeWriteThStatsToCollector()->LePlanWriteThStats()



  • SAP Adaptive Server Enterprise (ASE) 15.7 for Business Suite
  • SAP Adaptive Server Enterprise (ASE) 16.0 for Business Suite
  • SAP NetWeaver (NW) - All versions


SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0


SEGV, segmentation, storage, access, violation, fault, segfault, kisignal, stacktrace,  stack, registers, monitoring, parallel, threads , KBA , BC-DB-SYB , Business Suite on Adaptive Server Enterprise , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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