IBM DB2 10 Migration Planning and Very Early ... - GSE Belux
IBM DB2 10 Migration Planning and Very Early ... - GSE Belux
IBM DB2 10 Migration Planning and Very Early ... - GSE Belux
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Performance <strong>and</strong> Scalability …<br />
Workload<br />
CICS online transactions<br />
Customer Results<br />
Approx. 7% CPU reduction in <strong>DB2</strong> <strong>10</strong> CM after REBIND, additional reduction<br />
when 1MB page frames are used for selective buffer pools<br />
CICS online transactions Approx <strong>10</strong>% CPU reduction from <strong>DB2</strong> 9<br />
CICS online transactions<br />
Approx 5% CPU reduction from <strong>DB2</strong> V8<br />
CICS online transactions<br />
<strong>10</strong>+% CPU increase<br />
Distributed Concurrent Insert<br />
Data sharing heavy<br />
concurrent insert<br />
Queries<br />
Batch<br />
50% <strong>DB2</strong> elapsed time reduction, 15% chargeable CPU reduction after<br />
enabling high performance DBAT<br />
38% CPU reduction<br />
Average CPU reduction 28% from V8 to <strong>DB2</strong> <strong>10</strong> NFM<br />
Overall 20-25% CPU reduction after rebind packages<br />
17 © 2011 <strong>IBM</strong> Corporation 17
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