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MF62257 - OSP-DB-JRN Degraded performance due to increased IO and gate

PTF Cover Letter


PTF ( Program Temporary Fixes ) Cover letter


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Abstract

OSP-DB-JRN Degraded performance due to increased IO and gate


Pre/Co-Requisite PTF / Fix List

REQ  LICENSED           PTF/FIX  LEVEL

TYPE PROGRAM  RELEASE   NUMBER   MIN/MAX  OPTION
---- -------- --------- -------  -------  ------
NONE



NOTICE:
-------
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APAR Error Description / Circumvention

-----------------------------------------------
Running an internal performance benchmark shows performance
degradation due to increased IO and gate contention.

CORRECTION FOR APAR MA45729 :
-----------------------------
Journaled object information was being written to disk too
aggressively. This change reduces the amount of journaled object
information being written.

CIRCUMVENTION FOR APAR MA45729 :
--------------------------------
None.


Activation Instructions


None.




Special Instructions


None.


Default Instructions

THIS PTF CAN BE APPLIED IMMEDIATE OR DELAYED.



Supersedes

PTF/FIX NO(S).  APAR TITLE LINE
--------------  ------------------------------------------------------------
   MF62040      LIC-DB-JRN-RC2-MSGCPF7091 CPF7091 RC2 NO JOURNAL MENTIONED
   MF61626      LIC-DB-JRN Long journal sync IASP vary on C600 4058
   MF61654      LIC-OTHER-WAIT GATE WAIT WHILE COMMITTING MORE THAN 32K TRAN

Summary Information

System..............................  i
Models..............................  
Release.............................  V7R3M0
Licensed Program....................  5770999
APAR Fixed..........................  View details for APAR MA45729
Superseded by:......................  View fix details for PTF MF71280
Recompile...........................  N
Library.............................  QSYS
MRI Feature ........................  NONE
Cum Level...........................  C6299730


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Document Information

Modified date:
19 September 2023