A fix is available
APAR status
-
Closed as program error.
Error description
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ABEND5C6-00A30042 in CSQSHGMN as MQ requests storage allocation of a new memory object
Local fix
Problem summary
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**************************************************************** * USERS AFFECTED: All users of IBM MQ for z/OS Version 9 * * Release 0 Modification 0, Release 1 * * Modification 0 and Release 2 Modification 0 * **************************************************************** * PROBLEM DESCRIPTION: S5C6-00A30042 abend occurs in CSQSHGMN * * due to storage leak when using message * * selectors with SVRCONN channels. * **************************************************************** Failure to release buffers associated with message selectors during SVRCONN channel termination can result in a leak of above the bar storage. This may lead to an S5C6-00A30042 abend as well as associated symptoms such as performance degradation.
Problem conclusion
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Channel termination processing has been amended to ensure storage associated with selectors is correctly released.
Temporary fix
Comments
APAR Information
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APAR number
PH28338
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Reported component name
IBM MQ Z/OS V9
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Reported component ID
5655MQ900
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Reported release
000
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Status
CLOSED PER
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PE
NoPE
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HIPER
YesHIPER
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Special Attention
NoSpecatt / Xsystem
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Submitted date
2020-08-10
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Closed date
2020-10-27
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Last modified date
2021-01-04
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APAR is sysrouted FROM one or more of the following:
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APAR is sysrouted TO one or more of the following:
UI71225 UI71226 UI72263
Modules/Macros
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CSQMCETH
Fix information
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Fixed component name
IBM MQ Z/OS V9
-
Fixed component ID
5655MQ900
Applicable component levels
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R000 PSY UI72261
UP20/12/08 P F012 ¢
-
R100 PSY UI72260
UP20/12/08 P F012 ¢
-
R200 PSY UI72263
UP20/12/07 P F012 ¢
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.
[{"Line of Business":{"code":"LOB45","label":"Automation"},"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSYHRD","label":"IBM MQ"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"9.0"}]
Document Information
Modified date:
27 March 2021