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TNPFA 4.1.1 Installation and User Guide - e IBM Tivoli Composite ...

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3.3 Memory management<br />

<strong>Tivoli</strong> Netcool Performance Flow Analyzer is designed for high performance. Therefore, efficient<br />

management of memory utilization is strongly advised. It is a good practice to keep track of aspects, <strong>and</strong><br />

to recognize when user-defined aspects are no longer required. Remove redundant aspects to make<br />

memory available for subsequent definitions. As a result, you improve memory usage <strong>and</strong> increase<br />

system performance.<br />

Within <strong>Tivoli</strong> Netcool Performance Flow Analyzer, there are one or more sites. Within each site, there are<br />

one or more domains. The data stored in a domain is subdivided by aspect, unit, <strong>and</strong> period. See Figure<br />

3-4.<br />

Site 1<br />

US<br />

Domain 1<br />

Others<br />

Aspect 2<br />

Domain<br />

Unit 1<br />

Octets<br />

Period1<br />

Hour<br />

Site 2<br />

UK<br />

Domain 2<br />

Permitted<br />

Unit 2<br />

Packets<br />

Period 2<br />

Day<br />

Site 3<br />

Austria<br />

Unit 3<br />

Flows<br />

Site 4<br />

Pol<strong>and</strong><br />

Domain 3<br />

Banned<br />

Aspect 2<br />

Host Application<br />

Period 3<br />

Week<br />

Period4<br />

Month<br />

Aspect 2<br />

Protocol<br />

Period 5<br />

Year<br />

Figure 3-4 <strong>Tivoli</strong> Netcool Performance Flow Analyzer data storage overview<br />

20 <strong>IBM</strong> <strong>Tivoli</strong> Netcool Performance Flow Analyzer: <strong>Installation</strong> <strong>and</strong> <strong>User</strong> <strong>Guide</strong>

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