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2708738 - Signal 11 in function np__connect_cb() swith tack trace from CtlibController -- SAP ASE

Symptom

  • The value of configurable parameter 'cis idle connection timeout' is larger than 0
      
  • There exists idle CIS|OMNI connections.
       
    Sequence of three events in ASE errorlog:
      
    • Process with spid 9 (HK CHORES) reported ct_cancel and ct_close failure messages while it tried to terminate idle cis connections:
        
      server  RDESDISC, spid 1510 rdesp 0x7fc8913c4df0 rd_connection 0x7fc77294c8c0: ct_cancel(CS_CANCEL_ALL) failed.
      server  usctclose(CS_FORCE_CLOSE) returns CS_FAIL
      server  RDESDISC, spid 1510 rdesp 0x7fc8913c4df0 rd_connection 0x65b9880: ct_close(CS_FORCE_CLOSE) failed.
         
    • Signal 11 (SIGSEGV) in np__connect_cb, stack trace includes the following functions and message:
         
      kisignal
      np__connect_cb
      sybnet__async_poll
      Run to completion task 'CtlibController' exiting
        
    • Internal timer message:
         
      Warning: The internal timer is not progressing. If this message is generated multiple times, report to SAP Technical Support and restart the server (alarminterval=-681).

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Environment

SAP Adaptive Server Enterprise (ASE) 15.7 and 16.0 SP02 PL07

Product

SAP Adaptive Server Enterprise 16.0

Keywords

np__connect_cb, 'cis idle connection timeout', ct_cancel, CR 815813, 815813, CIS, OMNI, sybnet__async_poll, Run to completion task 'CtlibController' exiting, The internal timer is not progressing, CS_CANCEL_ALL, CS_FORCE_CLOSE , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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