Symptom
- Timeslice was reported and brought down the server:
timeslice -1002, current process infected at 0x1f6c6f6 (ktMuxThreadMain+0x1c6) on spid 5191
- stack overflow on spid reporting ktMuxThreadMain
This Adaptive Server process has had 456 major and 2880834224 minor page faults since boot.
Stack overflow detected: limit: 0x0x00007f4958e36bb0, guardpage: 0x0x00007f4958e3dbb0, sp: 0x0x00007f4528ff75e4
end of stack trace, spid 5191, kpid 179517070, suid -20103
*** Stack corrupted, server aborting.
end of stack trace, spid 5191, kpid 179517070, suid -20103
ueshutdown: exiting
- he following stack is also reported in the ASE errorlog:
pcstkwalk
ucstkgentrace
ucbacktrace
terminate_process
kitermproc
ssql_lookup
s_xform_to_execute
s_normalize
- cpu is reported close to 100% utilized
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Environment
SAP Adaptive Server Enterprise (ASE) 16.0
Product
Keywords
ktMuxThreadMain, 830800, CR 830800, pausenonatomic, stack, overflow , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Product Enhancement
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