Symptom
-
Errorlog reports timeslice:
timeslice -501, current process infected
- With a stacktrace containing functions related to asynchronous IO calls
- below a typical example, but other calls may be seen:
aiowrite
aioread
kaio__daiostart
basis_daiostart
basis_dstart
dstartio
udstartio
- ASE appears hung for duration of timeslice or longer and can be hung permanently
- If ASE is accessable, it can show many logins in "MAINTENANCE TOKEN" status
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Environment
- Sybase Adaptive Server Enterprise (ASE) 12.5.x
- Sun Solaris OS
Product
SAP Adaptive Server Enterprise 12.5
Keywords
Sun Solaris, OS patches, performance , asynch , IO , I/O , async IO , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BC-SYB-ASE-CE , ASE Cluster Edition (Standalone) , Problem
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