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2531212 - Server hanging and generating timeslice errors - SAP ASE

Symptom

  • ASE is generating multiple timeslice errors and by the time error is reported, severe connections timing out are observed.  
  • Timeslice error is followed by a stacktrace which may contains the following functions:

timeslice error: spid XXXX exhausted its 'time slice' of 100 milliseconds and additional 'cpu grace time' of 500 ticks (50000 milliseconds)

getpage_with_validation
getrootpage
srchindex
apl__startscan
startptnscan
sdes_scan_setup
findtext
ex__doprint
getcachedpage
bufw_ts

note: The complete stacktrace is in the Attachments section called "stacktrace.txt".





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Environment

SAP Adaptive Server Entreprise (ASE) 15.7
SAP Adaptive Server Entreprise (ASE) 16.0

Product

SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0

Keywords

806622, CR806622, CR#806622, 802687, CR802687, CR#802687, contention, spinlock, data cache, performance degradation, kisignal, stacktrace,  stack, registers , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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