<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Have you enabled Tomcat clustering as well? By the look of that stack trace Tomcat clustering is enabled, and it may use a different version of JGroups. If you want to use TOmcat clustering as well, make sure your multicast address and ports don't overlap.<div><br class="webkit-block-placeholder"></div><div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Helvetica; "><a href="http://wiki.jboss.org/wiki/Wiki.jsp?page=PromiscuousTraffic">http://wiki.jboss.org/wiki/Wiki.jsp?page=PromiscuousTraffic</a></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Helvetica; "><br class="webkit-block-placeholder"></div><div style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 12px/normal Helvetica; "><br class="webkit-block-placeholder"></div><div><div>On 12 Nov 2007, at 05:17, Mamta, Jain wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"> <div> <div><font face="Arial" size="2"> <div><font face="Arial" size="2"><span class="854514812-05112007">Hi All,</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"></span></font> </div> <div><font face="Arial" size="2"><span class="854514812-05112007">We are having trouble using JBC Habanero version 2.0.0.0 GA for enabling Distributed Caching. The error encountered as appearing in the log is :</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"></span></font> </div> <div><font face="Arial" size="2"><span class="854514812-05112007">Nov 2, 2007 6:00:07 AM org.jgroups.protocols.TP$IncomingPacket run<br>WARNING: packet from a.b.c.d:45564 has different version (0.0.0) from ours (2.5.0). Packet is discarded</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"></span></font> </div> <div><font face="Arial" size="2"><span class="854514812-05112007">Environment :</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007">Tomcat 5.5.20, Multicast</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007">Starting Catalina with the following option to avoid the "Problem creating sockets" :</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"> -Djava.net.preferIPv4Stack=true</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"></span></font><font face="Arial" size="2"><span class="854514812-05112007"></span></font> </div> <div><font face="Arial" size="2"><span class="854514812-05112007">What I am trying to do is, use JBC for distributing cache over the Tomcats cluster established with multicasting. The steps followed were :</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"></span></font> </div> <div><font face="Arial" size="2"><span class="854514812-05112007"> 1. modified ip address & port for the UDP/mcastaddr and port in replSync-service.xml</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"></span></font><font face="Arial" size="2"><span class="854514812-05112007"> 2. commented off transaction manager tag in the xml, as we dont have the requirement for Transactional Caching</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"> 3. created a client that would enable/initialize the JBC caching :</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"></span></font> </div> <div><font size="+0"><span class="854514812-05112007"><font face="Arial" size="2"> CacheFactory factory = DefaultCacheFactory.<i>getInstance</i>();</font></span></font></div> <div><font size="+0"><span class="854514812-05112007"><font face="Arial"><font size="2"><font color="#0000c0"><span class="854514812-05112007"> </span>cache</font> = factory.createCache(<url of the replSync-service.xml>);</font></font></span></font></div> <div><font size="+0"><span class="854514812-05112007"><font face="Arial"><font size="2"></font></font></span></font> </div> <div><font face="Arial" size="2"><span class="854514812-05112007">Whats happening is :</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"></span></font> </div> <div><font face="Arial" size="2"><span class="854514812-05112007"> 1. JGroups seems to be doing whats required as I see the following in the log :</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"></span></font> </div> <div><font face="Arial" size="2"><span class="854514812-05112007"> INFO: JGroups version: 2.5.0</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"> -------------------------------------------------------<br> GMS: address is a.b.c.d:32838</span></font></div><font size="+0"><span class="854514812-05112007"> <div><font face="Arial" size="2"></font><br><font face="Arial" size="2"> 2. And further the following is logged :</font></div> <div><font face="Arial" size="2"></font> </div> </span></font><div><font size="+0"><font face="Arial"><font size="2"><span class="854514812-05112007"> </span>INFO: viewAccepted(): [<span class="854514812-05112007">a.b.c.d</span>:32838|0] [<span class="854514812-05112007">a.b.c.d</span>:32838]<br><span class="854514812-05112007"> </span>Nov 2, 2007 6:00:06 AM org.jboss.cache.CacheImpl internalStart<br><span class="854514812-05112007"> </span>INFO: CacheImpl local address is <span class="854514812-05112007">a.b.c.d</span>:32838<br><span class="854514812-05112007"> </span>Nov 2, 2007 6:00:06 AM org.jboss.cache.CacheImpl internalStart<br><span class="854514812-05112007"> </span>INFO: JBoss Cache version: JBossCache 'Habanero' 2.0.0.GA[ $Id: Version.java,v 1.35 2007/08/01 16:52:13 msurtani Exp $]<br><span class="854514812-05112007"> </span>Nov 2, 2007 6:00:07 AM org.apache.catalina.cluster.mcast.McastServiceImpl$ReceiverThread run<br><span class="854514812-05112007"> </span>WARNING: Error receiving mcast package. Sleeping 500ms<br><span class="854514812-05112007"> </span>java.lang.ArrayIndexOutOfBoundsException<br><span class="854514812-05112007"> </span> at java.lang.System.arraycopy(Native Method)<br><span class="854514812-05112007"> </span> at org.apache.catalina.cluster.mcast.McastMember.getMember(McastMember.java:174)<br><span class="854514812-05112007"> </span> at org.apache.catalina.cluster.mcast.McastServiceImpl.receive(McastServiceImpl.java:210)<br><span class="854514812-05112007"> </span> at org.apache.catalina.cluster.mcast.McastServiceImpl$ReceiverThread.run(McastServiceImpl.java:254)<br><span class="854514812-05112007"> </span>Nov 2, 2007 6:00:07 AM org.jgroups.protocols.TP$IncomingPacket run<br><span class="854514812-05112007"> </span>WARNING: packet from <span class="854514812-05112007">a.b.c.d</span>:45564 has different version (0.0.0) from ours (2.5.0). Packet is discarded<br></font></font></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"> 3. Is the observed error ignorable ?</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"> 4. I have not started the other node in the cluster as there are hundreds of lines appearing in the log with Packet discarded message.</span></font></div> <div><font face="Arial" size="2"><span class="854514812-05112007"></span></font> </div> <div><font face="Arial" size="2"><span class="854514812-05112007">Have I done enough, or missing something obvious as the documents do direct us to do just the above.</span></font></div><font face="Arial" size="2"> <div><br></div></font> <div><font face="Arial" color="#008000" size="2">Best Regards,</font></div> <div align="left"><font face="Arial" color="#008000" size="2"><span class="854514812-05112007">Jigyaasa_Jbosscache</span></font></div></font></div><pre>This email is confidential. If you are not the addressee tell the sender immediately and destroy this email
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</pre> </div> _______________________________________________<br>jbosscache-users mailing list<br><a href="mailto:jbosscache-users@lists.jboss.org">jbosscache-users@lists.jboss.org</a><br>https://lists.jboss.org/mailman/listinfo/jbosscache-users<br></blockquote></div><br><div apple-content-edited="true"> <span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>--</div><div>Manik Surtani</div><div>Lead, JBoss Cache</div><div><a href="mailto:manik@jboss.org">manik@jboss.org</a></div><div><br></div><div><br></div></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"></div></span><br class="Apple-interchange-newline"> </div><br></div></body></html>