A fix is available
APAR status
Closed as program error.
Error description
Alternate XRF CICS region hangs in VSAM module IDA0192A after this shutdown message: . DFHKE1799 TERMINATION OF CICS IS COMPLETE. . This message is followed by an IEC999I message indicating that the local catalog, DFHLCD has failed to close. . The hang is happening when VSAM, program IFG0TC0A , has gotten control during termination of the CICS Step TCB. IFG0TC0A is doing an implicit close of all files that were opened by the CICS jobstep TCB. One of those files is the DFHLCD local catalog. VSAM hangs trying to close that file because earlier, a TCB doing I/O to DFHLCD was detached while I/O was outstanding. . There is a system task that was trying to load Health Checker module DFHHCC1. This task can be seen waiting on resource CCVSAMWT ASYNRESP. Since program DFHHCC1 has never been loaded or invoked before, CICS does a DEFINE PROGRAM which caused a write to the local catalog. This I/O occurred under the RO TCB and had not completed when the RO TCB terminated. Additional Symptom(s) Search Keyword(s): KIXREVPAD
Local fix
n/a
Problem summary
**************************************************************** * USERS AFFECTED: All CICS Users. * **************************************************************** * PROBLEM DESCRIPTION: An Alternate XRF region hangs in VSAM * * module IDA0192A when attempting to * * shutdown. * **************************************************************** A CICS XRF alternate region is in Standby. I/O is performed on the DFHLCD catalog to define program definitions for the Health Checker check routines. Whilst this I/O is in progress, a shutdown request is issued to the Alternate region. This detaches all TCBs running at the time and in this case, leaves outstanding I/O activity against the DFHLCD catalog. Termination of the region continues and VSAM receives control to close all files that are open, VSAM hangs trying to close the DFHLCD because there is outstanding I/O against it.
Problem conclusion
A Wait_Phase has been implemented to wait for CICS to initialise before defining the program definitions for the Health Checker check routines.
Temporary fix
Comments
APAR Information
APAR number
PH12944
Reported component name
CICS TS Z/OS V5
Reported component ID
5655Y0400
Reported release
000
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2019-06-05
Closed date
2019-09-13
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:
UI65309 UI65310 UI65311
Modules/Macros
DFHXSDM
Fix information
Fixed component name
CICS TS Z/OS V5
Fixed component ID
5655Y0400
Applicable component levels
R000 PSY UI65309
UP19/09/16 P F909
R100 PSY UI65310
UP19/10/01 P F909
R200 PSY UI65311
UP19/09/16 P F909
Fix is available
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Document Information
Modified date:
01 October 2019