A fix is available
APAR status
Closed as program error.
Error description
DB2 abends at DSNOLADS:500B(could also be 500A,500C or 500D) when it try to UNDO the deallocation log for a lob page, however, on the LLSMAP, this page's allocation bit is not in the status of "deallocation", or says, "allocated". From the archive logs, we could find the log of deallocation and the corresponding redo log. This servicebility apar is to give us the info whether the redo log is done correctly.
Local fix
N/A
Problem summary
**************************************************************** * USERS AFFECTED: * * All DB2 for z/OS users of LOB table * * space * **************************************************************** * PROBLEM DESCRIPTION: * * ABEND04E RC00C90101 DSNOLADS * * ERQUAL500B * **************************************************************** * RECOMMENDATION: * * Apply corrective PTF when available * **************************************************************** DB2 abends at DSNOLADS:500B(could also be 500A,500C or 500D) when it try to UNDO the deallocation log for a lob page, however, on the LLSMAP, this page's allocation bit is not in the status of "deallocation", or says, "allocated". From analyzing the log records, there is no information that undo log record is actually applied.
Problem conclusion
A servicebility code was added to enhance the DB2 logic to set CLR log record was not applied flag(LGDNAPLY) after log record actually procssed.
Temporary fix
Comments
APAR Information
APAR number
PI87240
Reported component name
DB2 OS/390 & Z/
Reported component ID
5740XYR00
Reported release
B1Z
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2017-09-13
Closed date
2018-01-17
Last modified date
2018-03-01
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
UI53303 UI53304
Modules/Macros
DSNOLADS
Fix information
Fixed component name
DB2 OS/390 & Z/
Fixed component ID
5740XYR00
Applicable component levels
Fix is available
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Document Information
Modified date:
01 March 2018