II11961: INFORMATION ON OPERATIONAL, RESTART AND PERFORMANCE IMPROVEMENTS FOR MQSERIES FOR MVS/ESA

APAR status

• Closed as canceled.

Error description

• OPERATIONAL, RESTART, AND PERFORMANCE IMPROVEMENTS FOR MQSERIES
  FOR MVS/ESA:
  This document summarizes some new features that have been
  added to MQSeries for MVS/ESA Version 1.2 to help improve
  system operation, restart, and performance.
  It also gives some useful sources of new information.
  
  NEW FEATURES
  ------------
  The following new features have been added to MQSeries for
  MVE/ESA Version 1.2.
  
  APAR number  Description
  -----------  -----------
  PQ27038      Introduction of new messages during restart of
               MQSeries
  
  PQ25159      MQSeries QMGR startup that will enable customers
  PQ28486      to decide which URs to commit or back out via
               WTOR responses.
  
  PQ28088      Detection of long running units of recovery.
  
  PQ24798      RESETPAGE function being used after QMGR not
               shut down correctly.
               This can potentially cause integrity problems.
  
  PQ24346      Enhance DISPLAY THREAD command to include start UOW
  
  PQ24347      Display a message when the QMGR detects that a
               buffer pool is too small.
  
  PQ22286      Problems re-establishing a channel after a comms
               outage.
  
  II11758      MQSeries: restart and recovery.
  
   NEW INFORMATION
   ---------------
  The following new information has been added to the System
  Management Guide (SC33-0806-06) since it was published in
  March 1998.
  
  APAR number  Description
  -----------  -----------
  PQ28753      Improvements to information about recovery
               scenarios.
  
  PQ28783      New information about tuning your system
               parameters.
  
  PQ28785      Improved information about buffer pool statistics.
               Using this information can help you improve the
               performance of your system.
  
  New information about capacity planning and tuning is available
  in MQSeries SupportPac MP16.  This is available from the
  MQSeries product family web site at:
  http://www.ibm.com/software/mqseries/txppacs
  

Local fix

Problem summary

Problem conclusion

Temporary fix

Comments

• Informational item.
  

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