A fix is available
APAR status
Closed as program error.
Error description
Java APAR IZ66459 provided a modification to the Java 6 JVM to prevent an 0C4 when a thread other than the IPT was executing and the IPT was no longer present within the LE enclave. . This APAR is raised to make sure that behaviour is in effect for all CICS JVMs.
Local fix
Problem summary
**************************************************************** * USERS AFFECTED: All CICS TS 4.1 Users. * **************************************************************** * PROBLEM DESCRIPTION: When running a JVM an ABEND 0C4 may * * occur when a thread other than the IPT * * is executing and the IPT is no longer * * present within the LE enclave. * **************************************************************** * RECOMMENDATION: * **************************************************************** Java APAR IZ66459 provides a fix to the problem that when CICS runs a JVM there is the risk of an 0C4 abend should a thread other than the IPT be executing and the IPT is no longer present within the LE enclave. This fix is not active by default and CICS may still run the JVM with the same risk unless the JVM is configured correctly.
Problem conclusion
CICS is changed to ensure all JVMs start with the fix from Java APAR IZ66459 active.
Temporary fix
FIX AVAILABLE BY PTF ONLY
Comments
APAR Information
APAR number
PM29874
Reported component name
CICS TS Z/OS V4
Reported component ID
5655S9700
Reported release
600
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2011-01-07
Closed date
2011-02-24
Last modified date
2011-03-02
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
UK65110 UK65117
Modules/Macros
DESSJCS DFHSJCL DFHSJCS DFHSJCSH DFHSJPJP
Fix information
Fixed component name
CICS TS Z/OS V4
Fixed component ID
5655S9700
Applicable component levels
R603 PSY UK65117
UP11/02/26 P F102
R600 PSN
UP
Fix is available
Select the PTF appropriate for your component level. You will be required to sign in. Distribution on physical media is not available in all countries.
[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSGMGV","label":"CICS Transaction Server"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"4.1","Edition":"","Line of Business":{"code":"LOB35","label":"Mainframe SW"}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SG19M","label":"APARs - z\/OS environment"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"4.1","Edition":"","Line of Business":{"code":"","label":""}}]
Document Information
Modified date:
02 March 2011