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CICS non-terminal transaction's I/O performance

 
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pm_dba
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Joined: 24 Jun 2004
Posts: 3
Topics: 2
Location: Bangalore
PostPosted: Tue Aug 17, 2004 7:50 am    Post subject: CICS non-terminal transaction's I/O performance Reply with quote
Non-terminal I/O has been increasing for my DB2/CICS appllication.

Note : I/O count is steady for years and has not increased but I/O time is increasing.

I am new to CICS. Any thumb rule to determine the root cause of this ?

Thanks !!!
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kolusu
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Joined: 26 Nov 2002
Posts: 12378
Topics: 75
Location: San Jose
PostPosted: Tue Aug 17, 2004 8:30 am    Post subject: Reply with quote
Pm_dba,

Check this link which discusses in detail Performance checklists

http://publibz.boulder.ibm.com/cgi-bin/bookmgr_OS390/BOOKS/DFHJAT34/4.1?DT=20000623130211

Check this link which discusses in detail about Input/output contention checklist

http://publibz.boulder.ibm.com/cgi-bin/bookmgr_OS390/BOOKS/DFHJAT34/4.1.1?SHELF=&DT=20000623130211&CASE=


Hope this helps...

Cheers

kolusu
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