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1933252 - Stack trace with mda_flush_iostats() and Signal 11

Symptom

  • Connection may be interrupted.
  • You will find a Signal 11 message, followed by a stack trace in the ASE errorlog:
    Example:

... kernel  Current process ... infected with signal 11 (SIGSEGV)
... kernel  Address ... (mda_flush_iostats...

  • The stacktrace typically contains following sequence of function calls:

...
... kernel  ... mda_flush_iostats ...
... kernel  ... mda_nap_start ...
... kernel  ... upyield ...
... 


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Environment

  • SAP Adaptive Server Enterprise (ASE) 15.7
  • SAP Adaptive Server Enterprise (ASE) 15.7 for Business Suite

Product

SAP Adaptive Server Enterprise 15.7 ; SAP Supplier Relationship Management 7.0

Keywords

CR749941, 749941, mda_flush_iostats, mda_nap_start, upyield , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BC-DB-SYB , SAP Business Suite on Sybase ASE Database Platform , Bug Filed

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