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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=us-ascii" /> <meta http-equiv="Content-Style-Type" content="text/css" /> <meta http-equiv="Content-Script-Type" content="text/javascript" /> <title>Preparing the Database for Tuning</title> <meta name="generator" content="Oracle DARB XHTML Converter (Mode = ohj/ohw) - Version 5.1.1 Build 005" /> <meta name="date" content="2009-05-27T15:13:1Z" /> <meta name="robots" content="noarchive" /> <meta name="doctitle" content="Preparing the Database for Tuning" /> <meta name="relnum" content="11g Release 2 (11.2)" /> <meta name="partnum" content="E10822-01" /> <link rel="copyright" href="./dcommon/html/cpyr.htm" title="Copyright" type="text/html" /> <link rel="stylesheet" href="./dcommon/css/blafdoc.css" title="Oracle BLAFDoc" type="text/css" /> <link rel="contents" href="toc.htm" title="Contents" type="text/html" /> <link rel="prev" href="tdppt_method007.htm" title="Previous" type="text/html" /> <link rel="next" href="tdppt_method009.htm" title="Next" type="text/html" /> <script src="./callback.js" type="text/javascript"></script> <noscript>Your browser does not support JavaScript. This help page requires JavaScript to render correctly.</noscript> </head> <body> <div class="zz-skip-header"><a href="#BEGIN">Skip Headers</a></div> <table class="simple oac_no_warn" summary="" cellspacing="0" cellpadding="0" width="100%"> <col width="86%" /> <col width="*" /> <tr valign="bottom"> <td align="left"></td> <td align="center"><a href="tdppt_method007.htm"><img src="./dcommon/gifs/leftnav.gif" alt="Previous" /><br /> <span class="icon">Previous</span></a> </td> <td align="center"><a href="tdppt_method009.htm"><img src="./dcommon/gifs/rightnav.gif" alt="Next" /><br /> <span class="icon">Next</span></a></td> </tr> </table> <p><a id="CIHBHFHG" name="CIHBHFHG"></a><a id="TDPPT491" name="TDPPT491"></a></p> <div class="sect2"><!-- infolevel="all" infotype="General" --> <h1>Preparing the Database for Tuning</h1> <a name="BEGIN" id="BEGIN"></a> <p>This section lists and describes the steps that must be performed before the database can be properly tuned.</p> <p class="orderedlisttitle">To prepare the database for tuning<a id="sthref32" name="sthref32"></a><a id="sthref33" name="sthref33"></a>: </p> <ol> <li> <p>Get feedback from users.</p> <p>Determine the scope of the performance project and subsequent performance goals, and determine performance goals for the future. This process is key for future capacity planning.</p> </li> <li> <p>Check the operating systems of all systems involved with user performance.</p> <p>Check for hardware or operating system resources that are fully utilized. List any overused resources as possible concerns for later analysis. In addition, ensure that all hardware is functioning properly.</p> </li> <li> <p>Ensure that the <code><a id="sthref34" name="sthref34"></a><a id="sthref35" name="sthref35"></a><a id="sthref36" name="sthref36"></a><a id="sthref37" name="sthref37"></a>STATISTICS_LEVEL</code> initialization parameter is set to <code>TYPICAL</code> (default) or <code>ALL</code> to enable the automatic performance tuning features of Oracle Database, including AWR and ADDM.</p> </li> <li> <p>Ensure that the <code>CONTROL_MANAGEMENT_PACK_ACCESS</code> initialization parameter is set to <code>DIAGNOSTIC+TUNING</code> (default) or <code>DIAGNOSTIC</code> to enable ADDM.</p> </li> </ol> <div class="helpinfonotealso"> <h2>Related Topics</h2> <p><a href="tdppt_method001.htm#CAEICJEI">Gathering Database Statistics Using the Automatic Workload Repository</a> for information about configuring AWR</p> <p><a href="tdppt_auto005.htm#CHDDFAGH">Configuring Automatic Database Diagnostic Monitor</a></p> <p><a href="tdppt_method007.htm#CIHFFHBI">Using the Oracle Performance Method</a></p> </div> </div> <!-- class="sect2" --> <!-- Start Footer --> <div class="footer"> <table class="simple oac_no_warn" summary="" cellspacing="0" cellpadding="0" width="100%"> <col width="86%" /> <col width="*" /> <tr> <td align="left"><span class="copyrightlogo">Copyright © 2007, 2009, Oracle and/or its affiliates. All rights reserved.</span><br /> <a href="./dcommon/html/cpyr.htm"><span class="copyrightlogo">Legal Notices</span></a></td> <td align="center"><a href="tdppt_method007.htm"><img src="./dcommon/gifs/leftnav.gif" alt="Previous" /><br /> <span class="icon">Previous</span></a> </td> <td align="center"><a href="tdppt_method009.htm"><img src="./dcommon/gifs/rightnav.gif" alt="Next" /><br /> <span class="icon">Next</span></a></td> </tr> </table> </div> <!-- class="footer" --> </body> </html>
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