3298311 - Every 2nd backup triggered from Networker after IQ start cause IQ abort on Signal 11 - SAP IQ

• Every 2nd backup triggered from Networker after IQ start cause IQ abort on Signal 11.
• Backup command is of this form: backup database to 'nsriq::SAPIQDB..0.0./nsr/apps/tmp/iq_10878_1673866277.tmp'
  • No error found in IQMSG
  • No error found in /var/log/messages
  • No error found in Networker logs
  • The stack trace shows a lot of <unknown>. No relevant info found.
• From stderr:
  ***   SAP IQ Abort:
  ***   From:  stcxtlib/st_server.cxx:2460
  ***      From:  stcxtlib/st_server.cxx:2460
  ***      PID: 23706
  ***      Message: caught signal 11, program abort
  ***      Thread: 140221850068736  (TID: 0)
• When the same backup command is run several times in DBISQL, IQ is still up and running.

SAP IQ 16.1 

827672, CR827672 , CR#827672, "signal 11", <unknown> , KBA , BC-SYB-IQ , Sybase IQ , Product Enhancement