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diff --git a/rubbos/app/tomcat-connectors-1.2.32-src/docs/miscellaneous/printer/reporttools.html b/rubbos/app/tomcat-connectors-1.2.32-src/docs/miscellaneous/printer/reporttools.html new file mode 100644 index 00000000..9e265bba --- /dev/null +++ b/rubbos/app/tomcat-connectors-1.2.32-src/docs/miscellaneous/printer/reporttools.html @@ -0,0 +1,61 @@ +<html><head><META http-equiv="Content-Type" content="text/html; charset=iso-8859-1"><title>The Apache Tomcat Connector - Miscellaneous Documentation - Reporting Tools</title><meta name="author" value="Glenn Nielsen"><meta name="email" value=""><link href="../../style.css" type="text/css" rel="stylesheet"></head><body bgcolor="#ffffff" text="#000000" link="#525D76" alink="#525D76" vlink="#525D76"><table border="0" width="100%" cellspacing="4"><!--PAGE HEADER--><tr><td colspan="2"><!--TOMCAT LOGO--><a href="http://tomcat.apache.org/"><img src="../../images/tomcat.gif" align="left" alt="Apache Tomcat" border="0"></a><!--APACHE LOGO--><a href="http://www.apache.org/"><img src="http://www.apache.org/images/asf-logo.gif" align="right" alt="Apache Logo" border="0"></a></td></tr><!--HEADER SEPARATOR--><tr><td colspan="2"><hr noshade size="1"></td></tr><tr><!--RIGHT SIDE MAIN BODY--><td width="80%" valign="top" align="left"><table border="0" width="100%" cellspacing="4"><tr><td align="left" valign="top"><h1>The Apache Tomcat Connector - Miscellaneous Documentation</h1><h2>Reporting Tools</h2></td><td align="right" valign="top" nowrap="true"><img src="../../images/void.gif" width="1" height="1" vspace="0" hspace="0" border="0"></td></tr></table><table border="0" cellspacing="0" cellpadding="2" width="100%"><tr><td bgcolor="#525D76"><font color="#ffffff" face="arial,helvetica.sanserif"><a name="Reporting Tools"><strong>Reporting Tools</strong></a></font></td></tr><tr><td><blockquote> +<p> +The mod_jk source distribution contains two perl scripts in the +tools/reports directory which can be used to analyze the mod_jk +logs, save statistical data, and generate report graphs. +</p> + +<p><b class="code">tomcat_trend.pl log_dir archive_dir</b></p> +<p> +Script for analyzing mod_jk.log data when logging tomcat request data using +the <b class="code">JkRequestLogFormat</b> Apache mod_jk configuration. +Generates statistics for request latency and errors. Archives the generated +data to files for later use in long term trend graphs and reports. +</p> + +<p><b class="code">tomcat_reports.pl archive_dir reports_dir</b></p> +<p> +Script for generating reports and graphs using statistical data generated +by the <b class="code">tomcat_trend.pl</b> script. + +The following graphs are created: +<ul> + <li>tomcat_request.png - Long term trend graph of total number of tomcat + requests handled.</li> + <li>tomcat_median.png - Long term overall trend graph of tomcat request + latency median.</li> + <li>tomcat_deviation.png - Long term overall trend graph of tomcat request + mean and standard deviation.</li> + <li>tomcat_error.png - Long term trend graph of requests rejected by tomcat. + Shows requests rejected when tomcat has no request processors available. + Can be an indicator that tomcat is overloaded or having other scaling + problems.</li> + <li>tomcat_client.png - Long term trend graph of requests forward to tomcat + which were aborted by the remote client (browser). You will normally see + some aborted requests. High numbers of these can be an indicator that + tomcat is overloaded or there are requests which have very high latency.</li> +</ul> +</p> + +<p> +A great deal of statistical data is generated but at this time +only long term trend graphs are being created and no reports. +This is only a start. Many more graphs and reports could be +generated from the data. Please consider contributing back any +new reports or graphs you create. Thanks. +</p> + +<p> +These perl scripts depend upon the following perl modules and libraries: +<ul> + <li>GD 1.8.x graphics library <a href="http://www.boutell.com/gd/"> + http://www.boutell.com/gd/</a></li> + <li>GD 1.4.x perl module</li> + <li>GD Graph perl module</li> + <li>GD TextUtil perl module</li> + <li>StatisticsDescriptive perl module</li> +</ul> +</p> +</blockquote></td></tr></table></td></tr><!--FOOTER SEPARATOR--><tr><td colspan="2"><hr noshade size="1"></td></tr><!--PAGE FOOTER--><tr><td colspan="2"><div align="center"><font color="#525D76" size="-1"><em> + Copyright © 1999-2011, Apache Software Foundation + </em></font></div></td></tr></table></body></html>
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