2120932 - Signal 11 or timeslice error at ssql_unlink_stmtmetrics - SAP ASE | SAP Knowledge Base Article

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2120932 - Signal 11 or timeslice error at ssql_unlink_stmtmetrics - SAP ASE

Symptom

  • Infected with Signal 11 in the module ssql_unlink_stmtmetrics() followed by a stack trace:
     
     
    Current process (0x57ab22c5) infected with signal 11 (SIGSEGV)
      Address 0x0000000081078efc (ssql_unlink_stmtmetrics+0xc8), siginfo (code, address) = (1, 0x0000000000000018)
     
  •  Timeslice error and a stack trace at ssql_unlink_stmtmetrics():
     
     
    timeslice -2501, current process infected at 101939ba0 (ssql_unlink_stmtmetrics.fdpr.chunk.1+0xa0)
     
  • The stack trace includes references to the following functions:
     
      ssql_unlink_stmtmetrics
      clean_process
      cleanerr
      kill_proc
      terminate_process
     
  • ASE appear hung and unusable.

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Environment

  • SAP Adaptive Server Enterprise (ASE) 15.7 SP130 and higher
  • SAP Adaptive Server Enterprise (ASE) 16.0

Product

SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0 ; SAP Adaptive Server Enterprise 16.0 Cluster Edition

Keywords

771176, CR771176, CR#771176, time slice,  hang, SEGV, segmentation, storage, access, violation, fault, segfault, kisignal, stacktrace,  registers, ssql_mdaqmetrics, metrics_GetForMDATable, statement, cache, statistics, monCachedStatement, enable stmt cache monitoring, statement statistics active , KBA , enable stmt cache monitoring , metrics_getformdatable , statement statistics active , statement cache , memory corruption , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BC-DB-SYB , SAP Business Suite on Sybase ASE Database Platform , BC-SYB-ASE-CE , ASE Cluster Edition (Standalone) , Bug Filed

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