March 2004
Intermediate to advanced
440 pages
11h 46m
English
book
DB2 UDB V8 and WebSphere V5 Performance Tuning and Operations Guide
by Whei-Jen Chen, Peter Z He, Kang Yong Ying, Andreas Paulsen, Sunminder S Saini
Content preview from DB2 UDB V8 and WebSphere V5 Performance Tuning and Operations Guide
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Chapter 1. Introduction 11
In general, you tune your system to improve its cost-benefit ratio. Specific goals
could include:
Processing a larger, or more demanding, work load without increasing
processing costs; for example, to increase the work load without buying new
hardware or using more processor time.
Obtaining faster system response times, or higher throughput, without
increasing processing costs.
Reducing processing costs without degrading service to your users.
Translating performance from technical terms to economic terms is difficult.
Performance tuning certainly costs money in terms of user time as well as
processor time, so before you undertake a tuning project, weigh its costs against
its possible benefits. In the following ...
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