Tomcat clustering

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Tomcat clustering

Tomcat clustering

2007-10-01 - By Andrew Hole

Back
In cluster of two nodes, which the parameter that I need to configure
(or to decrease the value) for a node knows immediately that the other
is down? With this configuration a node waits some time.

<Cluster
className="org.apache.catalina.cluster.tcp.SimpleTcpCluster"
doClusterLog="true"
clusterLogName="clusterlog"

manager.className="org.apache.catalina.cluster.session.DeltaManager"
manager.expireSessionsOnShutdown="false"
manager.notifyListenersOnReplication="false"
manager.notifySessionListenersOnReplication="false"
manager.sendAllSessions="false"
manager.sendAllSessionsSize="500"
manager.sendAllSessionsWaitTime="20">
<Membership

className="org.apache.catalina.cluster.mcast.McastService"
mcastAddr="228.0.0.4"
mcastBindAddress="127.0.0.1"
mcastClusterDomain="d10"
mcastPort="45564"
mcastFrequency="1000"
mcastDropTime="30000"
recoveryCounter="10"
recoveryEnabled="true"
recoverySleepTime="5000"/>
<Receiver

className="org.apache.catalina.cluster.tcp.ReplicationListener"
tcpListenAddress="auto"
tcpListenPort="9016"
tcpSelectorTimeout="100"
tcpThreadCount="6"/>
<Sender

className="org.apache.catalina.cluster.tcp.ReplicationTransmitter"
replicationMode="fastasyncqueue"
recoverTimeout="5000"
recoverCounter="6"
doTransmitterProcessingStats="true"
doProcessingStats="true"
doWaitAckStats="true"
queueTimeWait="true"
queueDoStats="true"
queueCheckLock="true"
ackTimeout="15000"
waitForAck="true"
keepAliveTimeout="80000"
keepAliveMaxRequestCount="-1"/>
<Valve
className="org.apache.catalina.cluster.tcp.ReplicationValve"

filter=".*\.gif;.*\.js;.*\.css;.*\.png;.*\.jpeg;.*\.jpg;.*\.htm;.*\.html;.*\
.txt;"
primaryIndicator="true" />
<Valve
className="org.apache.catalina.cluster.session.JvmRouteBinderValve"
enabled="true" />
<ClusterListener
className="org.apache.catalina.cluster.session.ClusterSessionListener"
/>
<ClusterListener
className="org.apache.catalina.cluster.session.JvmRouteSessionIDBinderListener"
/>
<Deployer
className="org.apache.catalina.cluster.deploy.FarmWarDeployer"
tempDir="${catalina.base}/war-temp"

deployDir="${catalina.base}/war-deploy/"

watchDir="${catalina.base}/war-listen/"
watchEnabled="true"/>
</Cluster>

Thanks a lot

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