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2878392 - Errors 605, 692,1251 when enabling "trunc log on chkpt" after ONLINE DATABASE that was already online - SAP ASE 16.0

Symptom

  • When enabling "trunc log on chkpt" after ONLINE DATABASE that was already online
  • A database can became corrupted with the following errors reported in the ASE errorlog:

Error: 605, Severity: 21, State: 1
An attempt was made to fetch logical page '98587' from cache 'log_cache'. Page belongs to database 'mydb' (58), object '<Unknown>' (0), index '<Unknown>' (0), partition '<Unknown>' (-1) and not to database 'mirdb' (58), object 'syslogs' (8), index 'syslogs' (0), partition 'syslogs_8' (8).

  • The diagserver would reports this error:

Error: 692, Severity: 20, State: 1
Uninitialized logical page '5150' was read while accessing database 'testdb' (6), object 'syslogs' (8), index 'syslogs' (0), partition 'syslogs_8' (8). Please contact SAP Technical Support.

  • In both cases, Error 605 or Error 692 is followed by Error 1251:

Error: 1251, Severity: 26, State: 1
An in-use preallocated semaphore cursor was encountered.

  • The diagserver would also show:

SQL causing error: sp_dboption  testdb, "trunc log on chkpt", true 


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Environment

SAP Adaptive Server Enterprise (ASE) 16.0

Product

SAP Adaptive Server Enterprise 16.0

Keywords

corruption, sp_dboption "trunc log on chkpt", CR820832, CR#820832,  820832, online, truncate , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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