Added: tomcat/site/trunk/docs/faq/printer/cluster.html URL: http://svn.apache.org/viewcvs/tomcat/site/trunk/docs/faq/printer/cluster.html?rev=290948&view=auto ============================================================================== --- tomcat/site/trunk/docs/faq/printer/cluster.html (added) +++ tomcat/site/trunk/docs/faq/printer/cluster.html Thu Sep 22 07:04:25 2005 @@ -0,0 +1,123 @@ +<html><head><META http-equiv="Content-Type" content="text/html; charset=iso-8859-1"><title>Tomcat FAQ - Cluster</title><meta value="Yoav Shapira" name="author"><meta value="yoavs[at]apache[dot]org" name="email"><style> + dt { font-size : larger; font-weight : bold } + dd {padding-bottom : 10px;} + </style></head><body vlink="#525D76" alink="#525D76" link="#525D76" text="#000000" bgcolor="#ffffff"><table cellspacing="4" width="100%" border="0"><!--PAGE HEADER--><tr><td colspan="2"><!--JAKARTA LOGO--><a href="http://jakarta.apache.org/"><img border="0" alt="The Jakarta Project" align="left" src="http://jakarta.apache.org//images/jakarta-logo.gif"></a><!--PROJECT LOGO--><a href="http://jakarta.apache.org/tomcat/"><img border="0" alt=" + Tomcat FAQ + " align="right" src="../../images/tomcat.gif"></a></td></tr><!--HEADER SEPARATOR--><tr><td colspan="2"><hr size="1" noshade=""></td></tr><tr><!--RIGHT SIDE MAIN BODY--><td align="left" valign="top" width="80%"><table cellspacing="4" width="100%" border="0"><tr><td nowrap="true" valign="top" align="left"><h1>Tomcat FAQ</h1><h2>Cluster</h2></td><td nowrap="true" valign="top" align="right"><img border="0" hspace="0" vspace="0" height="1" width="1" src="../../images/void.gif"></td></tr></table><table cellpadding="2" cellspacing="0" border="0"><tr><td bgcolor="#525D76"><font face="arial,helvetica.sanserif" color="#ffffff"><a name="Preface"><strong>Preface</strong></a></font></td></tr><tr><td><blockquote> + <p> + This page discusses cluster- and clustering-related questions. Please make + sure to read the Clustering HowTo page in the main Tomcat documentation + bundle as well. + </p> +</blockquote></td></tr></table><table cellpadding="2" cellspacing="0" border="0"><tr><td bgcolor="#525D76"><font face="arial,helvetica.sanserif" color="#ffffff"><a name="Questions"><strong>Questions</strong></a></font></td></tr><tr><td><blockquote> +<p> + <ul> + <li><a href="#1">Can I configure a cluster at the <code>Engine</code> level?</a></li> + <li><a href="#2">Show me a simple cluster configuration example.</a></li> + <li><a href="#3">How do I turn on transport logging?</a></li> + <li><a href="#4">How do I use JMX to monitor the cluster?</a></li> + <li><a href="#5">Can I pause the message sending?</a></li> + <li><a href="#6">Can I add more senders?</a></li> + <li><a href="#7">What happens when I pull the network cable?</a></li> + <li><a href="#8">At my windows laptop without network my cluster doesn't work?</a></li> + <li><a href="#9">The cluster dosen't work under linux with two nodes at two boxes?</a></li> + <li><a href="#10">I get "localhost" rather than "eth0" or another interface when using tcpListenAddress="auto".</a></li> + </ul> +</p> +</blockquote></td></tr></table><table cellpadding="2" cellspacing="0" border="0"><tr><td bgcolor="#525D76"><font face="arial,helvetica.sanserif" color="#ffffff"><a name="Answers"><strong>Answers</strong></a></font></td></tr><tr><td><blockquote> + <b style="font-size: larger"> + <a name="1">Can I configure a cluster at the <code>Engine</code> level?</a> + </b> + <div style="padding-left : 20px;"> + Yes, beginning with Tomcat 5.5.10 you can configure clusters at both the + <code>Engine</code> and <code>Host</code> levels. This helps support + clustering for web hosting companies. + </div><br> + + <b style="font-size: larger"> + <a name="">Show me a simple cluster configuration example.</a> + </b> + <div style="padding-left : 20px;"> + For Tomcat 5.5.10 and later:<br> + <code><Cluster className="org.apache.catalina.cluster.tcp.SimpleTcpCluster" defaultMode="true" /></code> + </div><br> + + <b style="font-size: larger"> + <a name="3">How do I turn on transport logging?</a> + </b> + <div style="padding-left : 20px;"> + <ol> + <li>Use "org.apache.catalina.cluster" as logger category and switch to info, debug or trace as log level.</li> + <li>Configure the <b>clusterLog</b> attribute (logging category) to get and send and receive message log.</li> + </ol> + </div><br> + + <b style="font-size: larger"> + <a name="4">How do I use JMX to monitor the cluster?</a> + </b> + <div style="padding-left : 20px;"> + With Java 5 you can use the <b>jconsole</b> application to look inside the runnnig cluster: please see the + JMX configuration section in the Clustering HowTo document. <br> + + In <i>fastasyncmode</i> replication mode you can got more information with + sender attributes <code>doProcessingStats="true"</code> and <code>queueDoStats="true"</code>. + Finally, with the new JMX remote ant task you can access the state and call operations. + </div><br> + + <b style="font-size: larger"> + <a name="5">Can I pause the message sending?</a> + </b> + <div style="padding-left : 20px;"> + Yes, the async senders buffer the messages, but make sure the membership ping is active. With fastasyncqueue + mode you can limit the max queue size. + </div><br> + + <b style="font-size: larger"> + <a name="6">Can I add more senders?</a> + </b> + <div style="padding-left : 20px;"> + Yes, with sender attribute <code>maxPoolSocketLimit="40"</code> you can have more than the default + <code>25</code> sockets to transfer more parallel messages. + </div><br> + + <b style="font-size: larger"> + <a name="7">What happens when I pull the network cable?</a> + </b> + <div style="padding-left : 20px;"> + The other members will remove the instance from the cluster, + but when you insert the cable again, the Tomcat instance might have completely flipped out. + This is because the OS might start using 100% of the CPU when a multicast message is sent. + There has not yet been a good solution for this, I will let you know when I have come up with one. + (pero: I test this and I works correct with java 5 and exists when you use the cluster with JDK 1.4.x) + </div><br> + + <b style="font-size: larger"> + <a name="8">At my windows laptop without network my cluster doesn't work?</a> + </b> + <div style="padding-left : 20px;"> + The Membership attribute <code>mcastBindAddress="127.0.0.1"</code> must be set! + </div><br> + + <b style="font-size: larger"> + <a name="9">The cluster dosen't work under linux with two nodes at two boxes?</a> + </b> + <div style="padding-left : 20px;"> + Check the the following: + <ul> + <li>Is your network interface enabled for multicast? <code>ifconfig eth0 MULTICAST</code></li> + <li>Exists a multicast route to your network interface? <code>route add -host 228.0.0.4 dev eth0</code></li> + <li>Is your firewall active? Then check that multicast port is on your UDP open list + and the receiver TCP port is also for both machines open!</li> + </ul> + </div><br> + + <b style="font-size: larger"> + <a name="#10">I get "localhost" rather than "eth0" or another interface when using tcpListenAddress="auto".</a> + </b> + <div style="padding-left : 20px;"> + Change /etc/hosts so that the localhost domain resolves to the actual IP address of the NIC, eth0. + Please see <a href="http://issues.apache.org/bugzilla/show_bug.cgi?id=35613">Bugzilla</a> for more. + </div><br> +</blockquote></td></tr></table></td></tr><!--FOOTER SEPARATOR--><tr><td colspan="2"><hr size="1" noshade=""></td></tr><!--PAGE FOOTER--><tr><td colspan="2"><div align="center"><font size="-1" color="#525D76"><em> + Copyright © 1999-2005, Apache Software Foundation + </em></font></div></td></tr></table></body></html> \ No newline at end of file
Modified: tomcat/site/trunk/docs/faq/security.html URL: http://svn.apache.org/viewcvs/tomcat/site/trunk/docs/faq/security.html?rev=290948&r1=290947&r2=290948&view=diff ============================================================================== --- tomcat/site/trunk/docs/faq/security.html (original) +++ tomcat/site/trunk/docs/faq/security.html Thu Sep 22 07:04:25 2005 @@ -3,7 +3,7 @@ dd {padding-bottom : 10px;} </style></head><body vlink="#525D76" alink="#525D76" link="#525D76" text="#000000" bgcolor="#ffffff"><table cellspacing="4" width="100%" border="0"><!--PAGE HEADER--><tr><td colspan="2"><!--JAKARTA LOGO--><a href="http://jakarta.apache.org/"><img border="0" alt="The Jakarta Project" align="left" src="http://jakarta.apache.org//images/jakarta-logo.gif"></a><!--PROJECT LOGO--><a href="http://jakarta.apache.org/tomcat/"><img border="0" alt=" Tomcat FAQ - " align="right" src="../images/tomcat.gif"></a></td></tr><!--HEADER SEPARATOR--><tr><td colspan="2"><hr size="1" noshade=""></td></tr><tr><!--LEFT SIDE NAVIGATION--><td nowrap="true" valign="top" width="20%"><p><strong>Links</strong></p><ul><li><a href="..">Tomcat Home</a></li><li><a href="index.html">FAQ Home</a></li></ul><p><strong>Contents</strong></p><ul><li><a href="bugs.html">Bugs</a></li><li><a href="classnotfound.html">Class Not Found</a></li><li><a href="connectors.html">Connectors</a></li><li><a href="database.html">Database</a></li><li><a href="deployment.html">Deployment</a></li><li><a href="development.html">Development</a></li><li><a href="fda-validation.html">FDA Validation</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/HowTo">How do I</a></li><li><a href="unix.html">Linux / Unix</a></li><li><a href="otherOperatingSystems.html">Other Operating Systems</a></li><li><a href="logging.html">Logging</a></li><li><a href="memory.html">Memory</a></li><li><a href="meta.html">Meta</a></li><li><a href="misc.html">Miscellaneous</a></li><li><a href="performance.html">Monitoring / Performance</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/UsefulLinks">Other Resources</a></li><li><a href="security.html">Security</a></li><li><a href="version.html">Which Version</a></li><li><a href="tomcatuser.html">Tomcat User List</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/">Wiki</a></li><li><a href="windows.html">Windows</a></li></ul></td><!--RIGHT SIDE MAIN BODY--><td align="left" valign="top" width="80%"><table cellspacing="4" width="100%" border="0"><tr><td nowrap="true" valign="top" align="left"><h1>Tomcat FAQ</h1><h2>Security</h2></td><td nowrap="true" valign="top" align="right"><small><a href="printer/security.html"><img alt="Printer Friendly Version" border="0" src="../images/printer.gif"><br>print-friendly<br>version + " align="right" src="../images/tomcat.gif"></a></td></tr><!--HEADER SEPARATOR--><tr><td colspan="2"><hr size="1" noshade=""></td></tr><tr><!--LEFT SIDE NAVIGATION--><td nowrap="true" valign="top" width="20%"><p><strong>Links</strong></p><ul><li><a href="..">Tomcat Home</a></li><li><a href="index.html">FAQ Home</a></li></ul><p><strong>Contents</strong></p><ul><li><a href="bugs.html">Bugs</a></li><li><a href="classnotfound.html">Class Not Found</a></li><li><a href="cluster.html">Clustering</a></li><li><a href="connectors.html">Connectors</a></li><li><a href="database.html">Database</a></li><li><a href="deployment.html">Deployment</a></li><li><a href="development.html">Development</a></li><li><a href="fda-validation.html">FDA Validation</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/HowTo">How do I</a></li><li><a href="unix.html">Linux / Unix</a></li><li><a href="otherOperatingSystems.html">Other Operating Systems</a></li><li><a href="logging.html">Logging</a></li><li><a href="memory.html">Memory</a></li><li><a href="meta.html">Meta</a></li><li><a href="misc.html">Miscellaneous</a></li><li><a href="performance.html">Monitoring / Performance</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/UsefulLinks">Other Resources</a></li><li><a href="security.html">Security</a></li><li><a href="version.html">Which Version</a></li><li><a href="tomcatuser.html">Tomcat User List</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/">Wiki</a></li><li><a href="windows.html">Windows</a></li></ul></td><!--RIGHT SIDE MAIN BODY--><td align="left" valign="top" width="80%"><table cellspacing="4" width="100%" border="0"><tr><td nowrap="true" valign="top" align="left"><h1>Tomcat FAQ</h1><h2>Security</h2></td><td nowrap="true" valign="top" align="right"><small><a href="printer/security.html"><img alt="Printer Friendly Version" border="0" src="../images/printer.gif"><br>print-friendly<br>version </a></small></td></tr></table><table cellpadding="2" cellspacing="0" border="0"><tr><td bgcolor="#525D76"><font face="arial,helvetica.sanserif" color="#ffffff"><a name="Preface"><strong>Preface</strong></a></font></td></tr><tr><td><blockquote> <p> This FAQ section provides help with some security-related issues. Modified: tomcat/site/trunk/docs/faq/tomcatuser.html URL: http://svn.apache.org/viewcvs/tomcat/site/trunk/docs/faq/tomcatuser.html?rev=290948&r1=290947&r2=290948&view=diff ============================================================================== --- tomcat/site/trunk/docs/faq/tomcatuser.html (original) +++ tomcat/site/trunk/docs/faq/tomcatuser.html Thu Sep 22 07:04:25 2005 @@ -3,7 +3,7 @@ dd {padding-bottom : 10px;} </style></head><body vlink="#525D76" alink="#525D76" link="#525D76" text="#000000" bgcolor="#ffffff"><table cellspacing="4" width="100%" border="0"><!--PAGE HEADER--><tr><td colspan="2"><!--JAKARTA LOGO--><a href="http://jakarta.apache.org/"><img border="0" alt="The Jakarta Project" align="left" src="http://jakarta.apache.org//images/jakarta-logo.gif"></a><!--PROJECT LOGO--><a href="http://jakarta.apache.org/tomcat/"><img border="0" alt=" Tomcat FAQ - " align="right" src="../images/tomcat.gif"></a></td></tr><!--HEADER SEPARATOR--><tr><td colspan="2"><hr size="1" noshade=""></td></tr><tr><!--LEFT SIDE NAVIGATION--><td nowrap="true" valign="top" width="20%"><p><strong>Links</strong></p><ul><li><a href="..">Tomcat Home</a></li><li><a href="index.html">FAQ Home</a></li></ul><p><strong>Contents</strong></p><ul><li><a href="bugs.html">Bugs</a></li><li><a href="classnotfound.html">Class Not Found</a></li><li><a href="connectors.html">Connectors</a></li><li><a href="database.html">Database</a></li><li><a href="deployment.html">Deployment</a></li><li><a href="development.html">Development</a></li><li><a href="fda-validation.html">FDA Validation</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/HowTo">How do I</a></li><li><a href="unix.html">Linux / Unix</a></li><li><a href="otherOperatingSystems.html">Other Operating Systems</a></li><li><a href="logging.html">Logging</a></li><li><a href="memory.html">Memory</a></li><li><a href="meta.html">Meta</a></li><li><a href="misc.html">Miscellaneous</a></li><li><a href="performance.html">Monitoring / Performance</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/UsefulLinks">Other Resources</a></li><li><a href="security.html">Security</a></li><li><a href="version.html">Which Version</a></li><li><a href="tomcatuser.html">Tomcat User List</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/">Wiki</a></li><li><a href="windows.html">Windows</a></li></ul></td><!--RIGHT SIDE MAIN BODY--><td align="left" valign="top" width="80%"><table cellspacing="4" width="100%" border="0"><tr><td nowrap="true" valign="top" align="left"><h1>Tomcat FAQ</h1><h2>About Tomcat User</h2></td><td nowrap="true" valign="top" align="right"><small><a href="printer/tomcatuser.html"><img alt="Printer Friendly Version" border="0" src="../images/printer.gif"><br>print-friendly<br>version + " align="right" src="../images/tomcat.gif"></a></td></tr><!--HEADER SEPARATOR--><tr><td colspan="2"><hr size="1" noshade=""></td></tr><tr><!--LEFT SIDE NAVIGATION--><td nowrap="true" valign="top" width="20%"><p><strong>Links</strong></p><ul><li><a href="..">Tomcat Home</a></li><li><a href="index.html">FAQ Home</a></li></ul><p><strong>Contents</strong></p><ul><li><a href="bugs.html">Bugs</a></li><li><a href="classnotfound.html">Class Not Found</a></li><li><a href="cluster.html">Clustering</a></li><li><a href="connectors.html">Connectors</a></li><li><a href="database.html">Database</a></li><li><a href="deployment.html">Deployment</a></li><li><a href="development.html">Development</a></li><li><a href="fda-validation.html">FDA Validation</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/HowTo">How do I</a></li><li><a href="unix.html">Linux / Unix</a></li><li><a href="otherOperatingSystems.html">Other Operating Systems</a></li><li><a href="logging.html">Logging</a></li><li><a href="memory.html">Memory</a></li><li><a href="meta.html">Meta</a></li><li><a href="misc.html">Miscellaneous</a></li><li><a href="performance.html">Monitoring / Performance</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/UsefulLinks">Other Resources</a></li><li><a href="security.html">Security</a></li><li><a href="version.html">Which Version</a></li><li><a href="tomcatuser.html">Tomcat User List</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/">Wiki</a></li><li><a href="windows.html">Windows</a></li></ul></td><!--RIGHT SIDE MAIN BODY--><td align="left" valign="top" width="80%"><table cellspacing="4" width="100%" border="0"><tr><td nowrap="true" valign="top" align="left"><h1>Tomcat FAQ</h1><h2>About Tomcat User</h2></td><td nowrap="true" valign="top" align="right"><small><a href="printer/tomcatuser.html"><img alt="Printer Friendly Version" border="0" src="../images/printer.gif"><br>print-friendly<br>version </a></small></td></tr></table><table cellpadding="2" cellspacing="0" border="0"><tr><td bgcolor="#525D76"><font face="arial,helvetica.sanserif" color="#ffffff"><a name="Preface"><strong>Preface</strong></a></font></td></tr><tr><td><blockquote> <p> This is about the Tomcat user list. Modified: tomcat/site/trunk/docs/faq/unix.html URL: http://svn.apache.org/viewcvs/tomcat/site/trunk/docs/faq/unix.html?rev=290948&r1=290947&r2=290948&view=diff ============================================================================== --- tomcat/site/trunk/docs/faq/unix.html (original) +++ tomcat/site/trunk/docs/faq/unix.html Thu Sep 22 07:04:25 2005 @@ -3,7 +3,7 @@ dd {padding-bottom : 10px;} </style></head><body vlink="#525D76" alink="#525D76" link="#525D76" text="#000000" bgcolor="#ffffff"><table cellspacing="4" width="100%" border="0"><!--PAGE HEADER--><tr><td colspan="2"><!--JAKARTA LOGO--><a href="http://jakarta.apache.org/"><img border="0" alt="The Jakarta Project" align="left" src="http://jakarta.apache.org//images/jakarta-logo.gif"></a><!--PROJECT LOGO--><a href="http://jakarta.apache.org/tomcat/"><img border="0" alt=" Tomcat FAQ - " align="right" src="../images/tomcat.gif"></a></td></tr><!--HEADER SEPARATOR--><tr><td colspan="2"><hr size="1" noshade=""></td></tr><tr><!--LEFT SIDE NAVIGATION--><td nowrap="true" valign="top" width="20%"><p><strong>Links</strong></p><ul><li><a href="..">Tomcat Home</a></li><li><a href="index.html">FAQ Home</a></li></ul><p><strong>Contents</strong></p><ul><li><a href="bugs.html">Bugs</a></li><li><a href="classnotfound.html">Class Not Found</a></li><li><a href="connectors.html">Connectors</a></li><li><a href="database.html">Database</a></li><li><a href="deployment.html">Deployment</a></li><li><a href="development.html">Development</a></li><li><a href="fda-validation.html">FDA Validation</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/HowTo">How do I</a></li><li><a href="unix.html">Linux / Unix</a></li><li><a href="otherOperatingSystems.html">Other Operating Systems</a></li><li><a href="logging.html">Logging</a></li><li><a href="memory.html">Memory</a></li><li><a href="meta.html">Meta</a></li><li><a href="misc.html">Miscellaneous</a></li><li><a href="performance.html">Monitoring / Performance</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/UsefulLinks">Other Resources</a></li><li><a href="security.html">Security</a></li><li><a href="version.html">Which Version</a></li><li><a href="tomcatuser.html">Tomcat User List</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/">Wiki</a></li><li><a href="windows.html">Windows</a></li></ul></td><!--RIGHT SIDE MAIN BODY--><td align="left" valign="top" width="80%"><table cellspacing="4" width="100%" border="0"><tr><td nowrap="true" valign="top" align="left"><h1>Tomcat FAQ</h1><h2>Unix / Linux Questions</h2></td><td nowrap="true" valign="top" align="right"><small><a href="printer/unix.html"><img alt="Printer Friendly Version" border="0" src="../images/printer.gif"><br>print-friendly<br>version + " align="right" src="../images/tomcat.gif"></a></td></tr><!--HEADER SEPARATOR--><tr><td colspan="2"><hr size="1" noshade=""></td></tr><tr><!--LEFT SIDE NAVIGATION--><td nowrap="true" valign="top" width="20%"><p><strong>Links</strong></p><ul><li><a href="..">Tomcat Home</a></li><li><a href="index.html">FAQ Home</a></li></ul><p><strong>Contents</strong></p><ul><li><a href="bugs.html">Bugs</a></li><li><a href="classnotfound.html">Class Not Found</a></li><li><a href="cluster.html">Clustering</a></li><li><a href="connectors.html">Connectors</a></li><li><a href="database.html">Database</a></li><li><a href="deployment.html">Deployment</a></li><li><a href="development.html">Development</a></li><li><a href="fda-validation.html">FDA Validation</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/HowTo">How do I</a></li><li><a href="unix.html">Linux / Unix</a></li><li><a href="otherOperatingSystems.html">Other Operating Systems</a></li><li><a href="logging.html">Logging</a></li><li><a href="memory.html">Memory</a></li><li><a href="meta.html">Meta</a></li><li><a href="misc.html">Miscellaneous</a></li><li><a href="performance.html">Monitoring / Performance</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/UsefulLinks">Other Resources</a></li><li><a href="security.html">Security</a></li><li><a href="version.html">Which Version</a></li><li><a href="tomcatuser.html">Tomcat User List</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/">Wiki</a></li><li><a href="windows.html">Windows</a></li></ul></td><!--RIGHT SIDE MAIN BODY--><td align="left" valign="top" width="80%"><table cellspacing="4" width="100%" border="0"><tr><td nowrap="true" valign="top" align="left"><h1>Tomcat FAQ</h1><h2>Unix / Linux Questions</h2></td><td nowrap="true" valign="top" align="right"><small><a href="printer/unix.html"><img alt="Printer Friendly Version" border="0" src="../images/printer.gif"><br>print-friendly<br>version </a></small></td></tr></table><table cellpadding="2" cellspacing="0" border="0"><tr><td bgcolor="#525D76"><font face="arial,helvetica.sanserif" color="#ffffff"><a name="Preface"><strong>Preface</strong></a></font></td></tr><tr><td><blockquote> <p> I wish there was more to say right here or to link to something. Modified: tomcat/site/trunk/docs/faq/version.html URL: http://svn.apache.org/viewcvs/tomcat/site/trunk/docs/faq/version.html?rev=290948&r1=290947&r2=290948&view=diff ============================================================================== --- tomcat/site/trunk/docs/faq/version.html (original) +++ tomcat/site/trunk/docs/faq/version.html Thu Sep 22 07:04:25 2005 @@ -3,7 +3,7 @@ dd {padding-bottom : 10px;} </style></head><body vlink="#525D76" alink="#525D76" link="#525D76" text="#000000" bgcolor="#ffffff"><table cellspacing="4" width="100%" border="0"><!--PAGE HEADER--><tr><td colspan="2"><!--JAKARTA LOGO--><a href="http://jakarta.apache.org/"><img border="0" alt="The Jakarta Project" align="left" src="http://jakarta.apache.org//images/jakarta-logo.gif"></a><!--PROJECT LOGO--><a href="http://jakarta.apache.org/tomcat/"><img border="0" alt=" Tomcat FAQ - " align="right" src="../images/tomcat.gif"></a></td></tr><!--HEADER SEPARATOR--><tr><td colspan="2"><hr size="1" 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href="http://wiki.apache.org/jakarta-tomcat/UsefulLinks">Other Resources</a></li><li><a href="security.html">Security</a></li><li><a href="version.html">Which Version</a></li><li><a href="tomcatuser.html">Tomcat User List</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/">Wiki</a></li><li><a href="windows.html">Windows</a></li></ul></td><!--RIGHT SIDE MAIN BODY--><td align="left" valign="top" width="80%"><table cellspacing="4" width="100%" border="0"><tr><td nowrap="true" valign="top" align="left"><h1>Tomcat FAQ</h1><h2>Which Version</h2></td><td nowrap="true" valign="top" align="right"><small><a href="printer/version.html"><img alt="Printer Friendly Version" border="0" src="../images/printer.gif"><br>print-friendly<br>version </a></small></td></tr></table><table cellpadding="2" cellspacing="0" border="0"><tr><td bgcolor="#525D76"><font face="arial,helvetica.sanserif" color="#ffffff"><a name="Preface"><strong>Preface</strong></a></font></td></tr><tr><td><blockquote> <p> This page discusses the differences between the different Tomcat versions. Modified: tomcat/site/trunk/docs/faq/windows.html URL: http://svn.apache.org/viewcvs/tomcat/site/trunk/docs/faq/windows.html?rev=290948&r1=290947&r2=290948&view=diff ============================================================================== --- tomcat/site/trunk/docs/faq/windows.html (original) +++ tomcat/site/trunk/docs/faq/windows.html Thu Sep 22 07:04:25 2005 @@ -3,7 +3,7 @@ dd {padding-bottom : 10px;} </style></head><body vlink="#525D76" alink="#525D76" link="#525D76" text="#000000" bgcolor="#ffffff"><table cellspacing="4" width="100%" border="0"><!--PAGE HEADER--><tr><td colspan="2"><!--JAKARTA LOGO--><a href="http://jakarta.apache.org/"><img border="0" alt="The Jakarta Project" align="left" src="http://jakarta.apache.org//images/jakarta-logo.gif"></a><!--PROJECT LOGO--><a href="http://jakarta.apache.org/tomcat/"><img border="0" alt=" Tomcat FAQ - " align="right" src="../images/tomcat.gif"></a></td></tr><!--HEADER SEPARATOR--><tr><td colspan="2"><hr size="1" noshade=""></td></tr><tr><!--LEFT SIDE NAVIGATION--><td nowrap="true" valign="top" width="20%"><p><strong>Links</strong></p><ul><li><a href="..">Tomcat Home</a></li><li><a href="index.html">FAQ Home</a></li></ul><p><strong>Contents</strong></p><ul><li><a href="bugs.html">Bugs</a></li><li><a href="classnotfound.html">Class Not Found</a></li><li><a href="connectors.html">Connectors</a></li><li><a href="database.html">Database</a></li><li><a href="deployment.html">Deployment</a></li><li><a href="development.html">Development</a></li><li><a href="fda-validation.html">FDA Validation</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/HowTo">How do I</a></li><li><a href="unix.html">Linux / Unix</a></li><li><a href="otherOperatingSystems.html">Other Operating Systems</a></li><li><a href="logging.html">Logging</a></li><li><a href="memory.html">Memory</a></li><li><a href="meta.html">Meta</a></li><li><a href="misc.html">Miscellaneous</a></li><li><a href="performance.html">Monitoring / Performance</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/UsefulLinks">Other Resources</a></li><li><a href="security.html">Security</a></li><li><a href="version.html">Which Version</a></li><li><a href="tomcatuser.html">Tomcat User List</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/">Wiki</a></li><li><a href="windows.html">Windows</a></li></ul></td><!--RIGHT SIDE MAIN BODY--><td align="left" valign="top" width="80%"><table cellspacing="4" width="100%" border="0"><tr><td nowrap="true" valign="top" align="left"><h1>Tomcat FAQ</h1><h2>Windows Questions</h2></td><td nowrap="true" valign="top" align="right"><small><a href="printer/windows.html"><img alt="Printer Friendly Version" border="0" src="../images/printer.gif"><br>print-friendly<br>version + " align="right" src="../images/tomcat.gif"></a></td></tr><!--HEADER SEPARATOR--><tr><td colspan="2"><hr size="1" noshade=""></td></tr><tr><!--LEFT SIDE NAVIGATION--><td nowrap="true" valign="top" width="20%"><p><strong>Links</strong></p><ul><li><a href="..">Tomcat Home</a></li><li><a href="index.html">FAQ Home</a></li></ul><p><strong>Contents</strong></p><ul><li><a href="bugs.html">Bugs</a></li><li><a href="classnotfound.html">Class Not Found</a></li><li><a href="cluster.html">Clustering</a></li><li><a href="connectors.html">Connectors</a></li><li><a href="database.html">Database</a></li><li><a href="deployment.html">Deployment</a></li><li><a href="development.html">Development</a></li><li><a href="fda-validation.html">FDA Validation</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/HowTo">How do I</a></li><li><a href="unix.html">Linux / Unix</a></li><li><a href="otherOperatingSystems.html">Other Operating Systems</a></li><li><a href="logging.html">Logging</a></li><li><a href="memory.html">Memory</a></li><li><a href="meta.html">Meta</a></li><li><a href="misc.html">Miscellaneous</a></li><li><a href="performance.html">Monitoring / Performance</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/UsefulLinks">Other Resources</a></li><li><a href="security.html">Security</a></li><li><a href="version.html">Which Version</a></li><li><a href="tomcatuser.html">Tomcat User List</a></li><li><a href="http://wiki.apache.org/jakarta-tomcat/">Wiki</a></li><li><a href="windows.html">Windows</a></li></ul></td><!--RIGHT SIDE MAIN BODY--><td align="left" valign="top" width="80%"><table cellspacing="4" width="100%" border="0"><tr><td nowrap="true" valign="top" align="left"><h1>Tomcat FAQ</h1><h2>Windows Questions</h2></td><td nowrap="true" valign="top" align="right"><small><a href="printer/windows.html"><img alt="Printer Friendly Version" border="0" src="../images/printer.gif"><br>print-friendly<br>version </a></small></td></tr></table><table cellpadding="2" cellspacing="0" border="0"><tr><td bgcolor="#525D76"><font face="arial,helvetica.sanserif" color="#ffffff"><a name="Preface"><strong>Preface</strong></a></font></td></tr><tr><td><blockquote> <p>The will address various windows issues. Please see the Added: tomcat/site/trunk/xdocs-faq/cluster.xml URL: http://svn.apache.org/viewcvs/tomcat/site/trunk/xdocs-faq/cluster.xml?rev=290948&view=auto ============================================================================== --- tomcat/site/trunk/xdocs-faq/cluster.xml (added) +++ tomcat/site/trunk/xdocs-faq/cluster.xml Thu Sep 22 07:04:25 2005 @@ -0,0 +1,138 @@ +<?xml version="1.0"?> +<!DOCTYPE document [ + <!ENTITY project SYSTEM "project.xml"> +]> +<document url="cluster.html"> + + &project; + + <properties> + <author email="yoavs[at]apache[dot]org">Yoav Shapira</author> + <title>Cluster</title> + </properties> + +<body> + + +<section name="Preface"> + <p> + This page discusses cluster- and clustering-related questions. Please make + sure to read the Clustering HowTo page in the main Tomcat documentation + bundle as well. + </p> +</section> +<section name="Questions"> +<p> + <ul> + <li><a href="#1">Can I configure a cluster at the <code>Engine</code> level?</a></li> + <li><a href="#2">Show me a simple cluster configuration example.</a></li> + <li><a href="#3">How do I turn on transport logging?</a></li> + <li><a href="#4">How do I use JMX to monitor the cluster?</a></li> + <li><a href="#5">Can I pause the message sending?</a></li> + <li><a href="#6">Can I add more senders?</a></li> + <li><a href="#7">What happens when I pull the network cable?</a></li> + <li><a href="#8">At my windows laptop without network my cluster doesn't work?</a></li> + <li><a href="#9">The cluster dosen't work under linux with two nodes at two boxes?</a></li> + <li><a href="#10">I get "localhost" rather than "eth0" or another interface when using tcpListenAddress="auto".</a></li> + </ul> +</p> +</section> + +<section name="Answers"> + <question> + <a name="1">Can I configure a cluster at the <code>Engine</code> level?</a> + </question> + <answer> + Yes, beginning with Tomcat 5.5.10 you can configure clusters at both the + <code>Engine</code> and <code>Host</code> levels. This helps support + clustering for web hosting companies. + </answer> + + <question> + <a neme="2">Show me a simple cluster configuration example.</a> + </question> + <answer> + For Tomcat 5.5.10 and later:<br/> + <code><Cluster className="org.apache.catalina.cluster.tcp.SimpleTcpCluster" defaultMode="true" /></code> + </answer> + + <question> + <a name="3">How do I turn on transport logging?</a> + </question> + <answer> + <ol> + <li>Use "org.apache.catalina.cluster" as logger category and switch to info, debug or trace as log level.</li> + <li>Configure the <b>clusterLog</b> attribute (logging category) to get and send and receive message log.</li> + </ol> + </answer> + + <question> + <a name="4">How do I use JMX to monitor the cluster?</a> + </question> + <answer> + With Java 5 you can use the <b>jconsole</b> application to look inside the runnnig cluster: please see the + JMX configuration section in the Clustering HowTo document. <br/> + + In <i>fastasyncmode</i> replication mode you can got more information with + sender attributes <code>doProcessingStats="true"</code> and <code>queueDoStats="true"</code>. + Finally, with the new JMX remote ant task you can access the state and call operations. + </answer> + + <question> + <a name="5">Can I pause the message sending?</a> + </question> + <answer> + Yes, the async senders buffer the messages, but make sure the membership ping is active. With fastasyncqueue + mode you can limit the max queue size. + </answer> + + <question> + <a name="6">Can I add more senders?</a> + </question> + <answer> + Yes, with sender attribute <code>maxPoolSocketLimit="40"</code> you can have more than the default + <code>25</code> sockets to transfer more parallel messages. + </answer> + + <question> + <a name="7">What happens when I pull the network cable?</a> + </question> + <answer> + The other members will remove the instance from the cluster, + but when you insert the cable again, the Tomcat instance might have completely flipped out. + This is because the OS might start using 100% of the CPU when a multicast message is sent. + There has not yet been a good solution for this, I will let you know when I have come up with one. + (pero: I test this and I works correct with java 5 and exists when you use the cluster with JDK 1.4.x) + </answer> + + <question> + <a name="8">At my windows laptop without network my cluster doesn't work?</a> + </question> + <answer> + The Membership attribute <code>mcastBindAddress="127.0.0.1"</code> must be set! + </answer> + + <question> + <a name="9">The cluster dosen't work under linux with two nodes at two boxes?</a> + </question> + <answer> + Check the the following: + <ul> + <li>Is your network interface enabled for multicast? <code>ifconfig eth0 MULTICAST</code></li> + <li>Exists a multicast route to your network interface? <code>route add -host 228.0.0.4 dev eth0</code></li> + <li>Is your firewall active? Then check that multicast port is on your UDP open list + and the receiver TCP port is also for both machines open!</li> + </ul> + </answer> + + <question> + <a name="#10">I get "localhost" rather than "eth0" or another interface when using tcpListenAddress="auto".</a> + </question> + <answer> + Change /etc/hosts so that the localhost domain resolves to the actual IP address of the NIC, eth0. + Please see <a href="http://issues.apache.org/bugzilla/show_bug.cgi?id=35613">Bugzilla</a> for more. + </answer> +</section> + +</body> +</document> Propchange: tomcat/site/trunk/xdocs-faq/cluster.xml ------------------------------------------------------------------------------ svn:executable = * Modified: tomcat/site/trunk/xdocs-faq/project.xml URL: http://svn.apache.org/viewcvs/tomcat/site/trunk/xdocs-faq/project.xml?rev=290948&r1=290947&r2=290948&view=diff ============================================================================== --- tomcat/site/trunk/xdocs-faq/project.xml (original) +++ tomcat/site/trunk/xdocs-faq/project.xml Thu Sep 22 07:04:25 2005 @@ -19,6 +19,7 @@ <menu name="Contents"> <item name="Bugs" href="bugs.html"/> <item name="Class Not Found" href="classnotfound.html"/> + <item name="Clustering" href="cluster.html"/> <item name="Connectors" href="connectors.html"/> <item name="Database" href="database.html"/> <item name="Deployment" href="deployment.html" /> --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]