104 lines
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104 lines
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<title>Functions provided in Performance Tools</title>
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<body id="rzahxperftoolconfunctions"><a name="rzahxperftoolconfunctions"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Functions provided in Performance Tools</h1>
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<div><p>Performance Tools includes a variety of applications for collecting,
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analyzing, and reporting performance data. Knowing which functions are available,
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and which are best suited for a given task can be complex. This topic describes
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the functions included in this licensed program.</p>
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<div class="section"><p>Performance Tools includes reports, interactive commands, and
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other functions. For example, Performance Tools includes the following:</p>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" frame="void" border="0" rules="none"><thead align="left"><tr><th valign="top" width="25%" id="d0e24">Tool</th>
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<th valign="top" width="75%" id="d0e26">Description</th>
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</tr>
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</thead>
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<tbody><tr><td valign="top" width="25%" headers="d0e24 "><span class="cmdname">Work with System Activity (WRKSYSACT)</span> command</td>
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<td valign="top" width="75%" headers="d0e26 ">The <span class="cmdname">Work with System Activity (WRKSYSACT)</span> command
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allows you to work interactively with the jobs, threads and tasks currently
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running in the system. The WRKSYSACT command reports system resource utilization,
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including CPU utilization on a per-task basis for partitions that use a shared
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processing pool.</td>
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</tr>
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<tr><td valign="top" width="25%" headers="d0e24 ">Display Performance Data</td>
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<td valign="top" width="75%" headers="d0e26 ">The Display Performance Data graphical user interface allows you to
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view performance data, summarize the data into reports, display graphs to
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show trends, and analyze the details of your system performance all from within <span class="keyword">iSeries™ Navigator</span>.</td>
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</tr>
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<tr><td valign="top" width="25%" headers="d0e24 ">Reports</td>
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<td valign="top" width="75%" headers="d0e26 "><img src="./delta.gif" alt="Start of change" />The reports organize Collection Services performance data
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and trace data in a logical and useful format. The reports are discussed in
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detail in the Performance Tools book.<img src="./deltaend.gif" alt="End of change" /></td>
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</tr>
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<tr><td valign="top" width="25%" headers="d0e24 ">Graphics function</td>
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<td valign="top" width="75%" headers="d0e26 ">The Performance Tools graphics function allows you to work with performance
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data in a graphical format. You can display the graphs interactively, or you
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can print, plot, or save the data to a graphics data format (GDF) file for
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use by other utilities. This tool is discussed in detail in the Performance
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Tools book.</td>
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</tr>
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<tr><td valign="top" width="25%" headers="d0e24 ">Performance explorer</td>
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<td valign="top" width="75%" headers="d0e26 ">Performance explorer is a data collection tool that helps you identify
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the causes of performance problems that cannot be identified by sample data
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that was collected by Collection Services or by doing general trend analysis.
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Use performance explorer for detailed application analysis at a program, procedure,
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module, or method level. For example, you can collect trace data on an individual
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program or procedure CPU and I/O statistics or individual object I/O characteristics.
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This tool is discussed in detail in the Performance Tools book.</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rzahxperftoolsconcepts.htm" title="Describes a variety of tools to help you collect and analyze performance information. Find detailed information about exactly which tools perform which functions and how they work.">Performance Tools concepts</a></div>
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</div>
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<div class="relconcepts"><strong>Related concepts</strong><br />
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<div><a href="rzahxpexparent.htm" title="Collects more detailed information about a specific application, program or system resource, and provides detailed insight into a specific performance problem. This includes the capability both to perform several types and levels of traces and to run detailed reports.">Performance explorer</a></div>
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</div>
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<div class="reltasks"><strong>Related tasks</strong><br />
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<div><a href="rzahxperftoolcondisplay.htm" title="You can view system resource utilization data in iSeries Navigator. You can view the data, graph it, and summarize it into reports. Find information about how to access this function here.">Performance Tools plug-in</a></div>
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</div>
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<div class="relref"><strong>Related reference</strong><br />
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<div><a href="../cl/wrksysact.htm">Work with System Activity (WRKSYSACT) command</a></div>
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</div>
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<div class="relinfo"><strong>Related information</strong><br />
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<div><a href="rzahxreportperftools.htm">Performance Tools reports</a></div>
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<div><a href="../books/sc415340.pdf" target="_blank">Performance Tools PDF</a></div>
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</div>
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</div>
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</body>
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</html>
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