A fix is available
APAR status
Closed as program error.
Error description
When an application encounters a POSIX signal such as SIGXCPU, uncommitted MQ work may be incorrectly committed rather than rolled back.
Local fix
n/a
Problem summary
**************************************************************** * USERS AFFECTED: All users of IBM MQ for z/OS Version 9 * * Release 0 Modification 0 and Release 1 * * Modification 0. * **************************************************************** * PROBLEM DESCRIPTION: When an application encounters a * * POSIX signal such as SIGXCPU, * * uncommitted MQ for z/OS work is * * incorrectly committed rather than * * rolled back. * **************************************************************** When an application terminates abnormally, MQ for z/OS work gets rolled back. An application that includes Java can encounter errors in the form of POSIX signals such as SIGXCPU which will not cause the application to ABEND. In such a case, uncommitted MQ for z/OS work is incorrectly committed instead of being rolled back.
Problem conclusion
MQ for z/OS has been updated to ensure that uncommitted work will be rolled back when POSIX signals like SIGXCPU are detected.
Temporary fix
Comments
APAR Information
APAR number
PH08231
Reported component name
IBM MQ Z/OS V9
Reported component ID
5655MQ900
Reported release
000
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2019-02-06
Closed date
2019-08-12
Last modified date
2019-10-01
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
UI64698 UI64699
Modules/Macros
CSQ3EOT0
Fix information
Fixed component name
IBM MQ Z/OS V9
Fixed component ID
5655MQ900
Applicable component levels
Fix is available
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Document Information
Modified date:
01 October 2019