I try it and the multicast seems OK ?
On 2/15/06, Filip Hanik - Dev Lists <[EMAIL PROTECTED]> wrote: > > It is a multicast problem, your second box is not receiving any > multicast messages, only from itself. > > To run this test properly, you will need to shutdown your tomcats, then > run MCaster on both machines at the same time, > if both machines are not receiving messages from each other (like your > example below) then you have a multicast problem > > Filip > > > David Avenante wrote: > > Thank you very much for the toolkit ;) > > My feeling was also on my multicast support. > > But i' ve read more documentation for my Linux > > and i think that my servers support MULTICAST like > > explaned on my first message (compile kernel support > > and add route + test with tcpdump) > > > > So this toolkit seems confirme the fact that my servers support > multicast. > > When i test on agnes with target ovea-inspiron i've: > > > > java -cp tomcat-replication.jar MCaster 224.0.0.1 45564 ovea-inspiron > > Usage MCaster [address port message] > > BEGIN TO RECEIVE > > SENT:ovea-inspiron1 > > RECEIVED:ovea-inspiron1 FROM /192.168.2.102:45564 > > SENT:ovea-inspiron2 > > BEGIN TO RECEIVE > > RECEIVED:(gtcp://192.168.2.103:400cluster1 FROM /192.168.2.103:45564 > > SENT:ovea-inspiron3 > > BEGIN TO RECEIVE > > RECEIVED:(ftcp://192.168.2.102:400catalina FROM /192.168.2.102:45564 > > SENT:ovea-inspiron4 > > BEGIN TO RECEIVE > > RECEIVED:(gtcp://192.168.2.103:400cluster1 FROM /192.168.2.103:45564 > > > > And when i test on ovea-inspiron with target agnes i've: > > java -cp tomcat-replication.jar MCaster 224.0.0.1 <http://228.1.2.3/> > 45566 > > agnes > > Usage MCaster [address port message] > > BEGIN TO RECEIVE > > SENT:agnes1 > > RECEIVED:agnes1 FROM /192.168.2.103:45566 > > SENT:agnes2 > > BEGIN TO RECEIVE > > RECEIVED:agnes2 FROM /192.168.2.103:45566 > > SENT:agnes3 > > BEGIN TO RECEIVE > > RECEIVED:agnes3 FROM /192.168.2.103:45566 > > SENT:agnes4 > > BEGIN TO RECEIVE > > RECEIVED:agnes4 FROM /192.168.2.103:45566 > > SENT:agnes5 > > BEGIN TO RECEIVE > > RECEIVED:agnes5 FROM /192.168.2.103:45566 > > SENT:agnes6 > > BEGIN TO RECEIVE > > RECEIVED:agnes6 FROM /192.168.2.103:45566 > > SENT:agnes7 > > BEGIN TO RECEIVE > > RECEIVED:agnes7 FROM /192.168.2.103:45566 > > > > So it's not a multicast probleme but most a configuration probleme. > > ovea-inspiron sent is ok but the received is empty ? > > Some suggestion(s) ? > > > > Thank's for the progress > > > > On 2/15/06, Filip Hanik - Dev Lists <[EMAIL PROTECTED]> wrote: > > > >>> 1) Clustering need sticky_session=true and is only design for > >>> > >> failover (see servlet spec). > >> > >> Not true for Tomcat, using replicationMode="pooled" and > >> waitForAck="true", you can do round robin non sticky load balancing as > >> long as you don't have more than one thread accessing the session at > any > >> point in time. > >> > >> > >>> INFO: Manager [/cluster-1.0-SNAPSHOT]: skipping state transfer. No > >>> > >> members active in cluster group. > >> > >> yes, your multicast isn't working, or it should have said that you had > a > >> member. > >> Take a look at the bottom of the page and run the MCaster test included > >> in a super old version of Tomcat 4 clustering. > >> http://people.apache.org/~fhanik/ > >> > >> On multihomed hosts, it can get a little tricky to get multicasting > >> working and you might have to setup some routes to help. Check with > your > >> sysadmin. > >> > >> Filip > >> > >> > >> > >> Peter Rossbach wrote: > >> > >>> Hey, > >>> > >>> 1) Clustering need sticky_session=true and is only design for > >>> failover (see servlet spec). > >>> 2) Are your sure that MULTICAST is enabled at eth0? > >>> > >>> regards > >>> Peter > >>> [EMAIL PROTECTED] > >>> > >>> > >>> > >>> Am 15.02.2006 um 02:26 schrieb David Avenante: > >>> > >>> > >>>> Hi, > >>>> > >>>> I' ve try to use Tomcat 5.5.15 in cluster mod. And after some work on > >>>> configuration and test > >>>> i seems to be on limit of my all possibilities ;) > >>>> > >>>> I try to use two tomcat in cluster with apache web server and mod_jk > as > >>>> connector. > >>>> > >>>> my Apache configuration look like : > >>>> > >>>> > >>>> # workers.properties > >>>> > >>>> ps=/ > >>>> > >>>> # List the workers name > >>>> worker.list=loadbalancer > >>>> > >>>> # ---------------- > >>>> # First worker > >>>> # ---------------- > >>>> worker.node01.port=8009 > >>>> worker.node01.host=agnes > >>>> worker.node01.type=ajp13 > >>>> worker.node01.lbfactor=1 > >>>> #worker.node01.domain=cluster1 > >>>> # ---------------- > >>>> # Second worker > >>>> # ---------------- > >>>> worker.node02.port=9009 > >>>> worker.node02.host=ovea-inspiron > >>>> worker.node02.type=ajp13 > >>>> worker.node02.lbfactor=1 > >>>> #worker.node02.domain=cluster1 > >>>> # ---------------------- > >>>> # Load Balancer worker > >>>> # ---------------------- > >>>> worker.loadbalancer.type=lb > >>>> worker.loadbalancer.sticky_session=false > >>>> worker.loadbalancer.balanced_workers=node01,node02 > >>>> > >>>> As you can see i use two server ('agnes' IP : 192.168.2.102 and > >>>> 'ovea-inspiron' IP : 192.168.2.103) > >>>> I' ve coded a little aplication who read un file and create a > >>>> sessions if > >>>> session not exist. > >>>> > >>>> If i use the system in mod load balancing (with no cluster mod > >>>> > >> activate) > >> > >>>> all is great (my config is of course > >>>> worker.loadbalancer.sticky_session=true > >>>> ) > >>>> > >>>> So system run with session affinitu but the two server are accessible > >>>> > >> ;) > >> > >>>> Now i try to configure as cluster mode with session replication > >>>> (my config is now worker.loadbalancer.sticky_session=3Dfalse) > >>>> > >>>> I configure my to server.xml like that : > >>>> agnes (IP : 192.168.2.102) > >>>> > >>>> <Server port="8005" shutdown="SHUTDOWN"> > >>>> <GlobalNamingResources> > >>>> <Resource name="UserDatabase" auth="Container" > >>>> type="org.apache.catalina.UserDatabase" > >>>> description="User database that can be updated and > >>>> saved" > >>>> factory=" > >>>> org.apache.catalina.users.MemoryUserDatabaseFactory" > >>>> pathname="conf/tomcat-users.xml" /> > >>>> > >>>> </GlobalNamingResources> > >>>> > >>>> <Service name="Catalina"> > >>>> <Connector port="8080" maxHttpHeaderSize="8192" > >>>> maxThreads="150" minSpareThreads="25" > >>>> maxSpareThreads="75" > >>>> enableLookups="false" redirectPort="8443" > >>>> acceptCount="100" > >>>> connectionTimeout="20000" > >>>> disableUploadTimeout="true" > >>>> /> > >>>> > >>>> <Connector port="8009" enableLookups="false" > >>>> redirectPort="8443" protocol="AJP/1.3" /> > >>>> > >>>> <Engine name="Catalina" defaultHost="localhost" jvmRoute="node01" > > > >>>> > >>>> <Realm className="org.apache.catalina.realm.UserDatabaseRealm" > >>>> resourceName="UserDatabase" /> > >>>> > >>>> <Host name="localhost" appBase="webapps" > >>>> unpackWARs="true" autoDeploy="true" > >>>> xmlValidation="false" xmlNamespaceAware="false"> > >>>> <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="true" > >>>> manager.notifySessionListenersOnReplication="true" > >>>> manager.sendAllSessions="true" > >>>> manager.sendAllSessionsSize="500" > >>>> manager.sendAllSessionsWaitTime="20"> > >>>> > >>>> <Membership className=" > >>>> org.apache.catalina.cluster.mcast.McastService" > >>>> mcastBindAddress="192.168.2.102" > >>>> mcastAddr="224.0.0.1" > >>>> mcastPort="45564" > >>>> mcastFrequency="1000" > >>>> mcastDropTime="30000"/> > >>>> > >>>> <Receiver className=" > >>>> org.apache.catalina.cluster.tcp.ReplicationListener" > >>>> tcpListenAddress="192.168.2.102" > >>>> tcpListenPort="4000" > >>>> tcpSelectorTimeout="100" > >>>> tcpThreadCount="6" /> > >>>> > >>>> <Sender className=" > >>>> org.apache.catalina.cluster.tcp.ReplicationTransmitter" > >>>> replicationMode="fastasyncqueue" > >>>> doTransmitterProcessingStats="true" > >>>> doProcessingStats="true" > >>>> doWaitAckStats="true" > >>>> queueTimeWait="true" > >>>> queueDoStats="true" > >>>> queueCheckLock="true" > >>>> ackTimeout="15000" > >>>> waitForAck="true" > >>>> keepAliveTimeout="80000" > >>>> keepAliveMaxRequestCount="-1" /> > >>>> > >>>> </Host> > >>>> </Engine> > >>>> </Service> > >>>> </Server> > >>>> > >>>> > >>>> ovea-inspiron (IP : 192.168.2.103) > >>>> <Server port="9005" shutdown="SHUTDOWN"> > >>>> > >>>> <GlobalNamingResources> > >>>> <Resource name="UserDatabase" auth="Container" > >>>> type="org.apache.catalina.UserDatabase" > >>>> description="User database that can be updated > and > >>>> saved" > >>>> factory=" > >>>> org.apache.catalina.users.MemoryUserDatabaseFactory" > >>>> pathname="conf/tomcat-users.xml" /> > >>>> </GlobalNamingResources> > >>>> > >>>> <Service name="Catalina"> > >>>> > >>>> <Connector port="9080" maxHttpHeaderSize="8192" > >>>> maxThreads="150" minSpareThreads="25" > >>>> maxSpareThreads="75" > >>>> enableLookups="false" redirectPort="8443" > >>>> acceptCount="100" > >>>> connectionTimeout="20000" > >>>> disableUploadTimeout="true" > >>>> /> > >>>> > >>>> <Connector port="9009" enableLookups="false" > >>>> redirectPort="8443" protocol="AJP/1.3" /> > >>>> > >>>> <Engine name="Catalina" defaultHost="localhost" jvmRoute="node02" > > > >>>> <Realm className="org.apache.catalina.realm.UserDatabaseRealm" > >>>> resourceName="UserDatabase"/> > >>>> > >>>> <Host name="localhost" appBase="webapps" > >>>> unpackWARs="true" autoDeploy="true" > >>>> xmlValidation="false" xmlNamespaceAware="false"> > >>>> > >>>> <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="true" > >>>> manager.notifySessionListenersOnReplication="true" > >>>> manager.sendAllSessions="true" > >>>> manager.sendAllSessionsSize="500" > >>>> manager.sendAllSessionsWaitTime="20"> > >>>> > >>>> <Membership className=" > >>>> org.apache.catalina.cluster.mcast.McastService" > >>>> mcastBindAddress="192.168.2.103" > >>>> mcastAddr="224.0.0.1" > >>>> mcastPort="45564" > >>>> mcastFrequency="1000" > >>>> mcastDropTime="30000"/> > >>>> > >>>> <Receiver className=" > >>>> org.apache.catalina.cluster.tcp.ReplicationListener" > >>>> tcpListenAddress="192.168.2.103" > >>>> tcpListenPort="4000" > >>>> tcpSelectorTimeout="100" > >>>> tcpThreadCount="6" /> > >>>> > >>>> <Sender className=" > >>>> org.apache.catalina.cluster.tcp.ReplicationTransmitter" > >>>> replicationMode="fastasyncqueue" > >>>> doTransmitterProcessingStats="true" > >>>> doProcessingStats="true" > >>>> doWaitAckStats="true" > >>>> queueTimeWait="true" > >>>> queueDoStats="true" > >>>> queueCheckLock="true" > >>>> ackTimeout="15000" > >>>> waitForAck="true" > >>>> keepAliveTimeout="80000" > >>>> keepAliveMaxRequestCount="-1" /> > >>>> > >>>> </Host> > >>>> </Engine> > >>>> </Service> > >>>> </Server> > >>>> > >>>> > >>>> I'm user linux so i've compiled my kernel with multicat kernel option > >>>> I add the rout like rooute add -host 224.0.0.1 dev eth0 > >>>> > >>>> N.B : why 224.0.0.1 => > >>>> http://www.iana.org/assignments/multicast-addresses > >>>> > >>>> So route is : > >>>> ALL-SYSTEMS.MCA * 255.255.255.255 UH 0 0 0 eth0 > >>>> 192.168.2.0 * 255.255.255.0 U 0 > >>>> 0 0 > >>>> eth0 > >>>> loopback * 255.0.0.0 U 0 0 > >>>> 0 lo > >>>> default . 0.0.0.0 > UG 0 0 > >>>> 0 eth0 > >>>> > >>>> now i start the two tomcat with the same application in webapp > >>>> directories > >>>> with tcpdump i verify the multicasting btewen my server .. so : > >>>> > >>>> 19:39:17.809978 IP 192.168.2.102.45564 > > >>>> all-systems.mcast.net.45564:UDP, > >>>> length 56 > >>>> 19:39:18.546034 IP ovea-inspiron.45564 > > >>>> all-systems.mcast.net.45564:UDP, > >>>> length 56 > >>>> 19:39:18.814418 IP 192.168.2.102.45564 > > all-systems.mcast.net.45564UDP > >>>> > >> , > >> > >>>> length 56 > >>>> 19:39:19.790470 IP ovea-inspiron.45564 > > >>>> all-systems.mcast.net.45564:UDP, > >>>> length 56 > >>>> 19:39:19.818691 IP 192.168.2.102.45564 > > >>>> all-systems.mcast.net.45564:UDP, > >>>> length 56 > >>>> 19:39:20.826650 IP 192.168.2.102.45564 > > >>>> all-systems.mcast.net.45564:UDP, > >>>> length 56 > >>>> 19:39:20.943933 IP ovea-inspiron.45564 > > >>>> all-systems.mcast.net.45564:UDP, > >>>> length 56 > >>>> 19:39:21.806813 arp who-has . tell 192.168.2.102 > >>>> 19:39:21.806972 arp reply . is-at 00:04:e2:b6:65:0a (oui Unknown) > >>>> 19:39:21.831048 IP 192.168.2.102.45564 > > >>>> all-systems.mcast.net.45564:UDP, > >>>> length 56 > >>>> 19:39:22.164812 IP ovea-inspiron.45564 > > >>>> all-systems.mcast.net.45564:UDP, > >>>> length 56 > >>>> 19:39:22.835240 IP 192.168.2.102.45564 > > >>>> all-systems.mcast.net.45564:UDP, > >>>> length 56 > >>>> > >>>> So all semms to be OK but i've > >>>> > >>>> Feb 14, 2006 6:33:26 PM > >>>> org.apache.catalina.cluster.tcp.SimpleTcpCluster st > >>>> art > >>>> INFO: Cluster is about to start > >>>> Feb 14, 2006 6:33:26 PM > >>>> > >>>> > >> > org.apache.catalina.cluster.tcp.SimpleTcpClustercreateDefaultClusterValves > >> > >>>> INFO: Add Default ClusterValves at cluster localhost > >>>> Feb 14, 2006 6:33:26 PM > >>>> > >>>> > >> > org.apache.catalina.cluster.tcp.SimpleTcpClustercreateDefaultClusterListener > >> > >>>> INFO: Add Default ClusterListener at cluster localhost > >>>> Feb 14, 2006 6:33:26 PM > >>>> org.apache.catalina.cluster.tcp.ReplicationTransmitter start > >>>> INFO: Start ClusterSender at cluster > >>>> Catalina:type=3DCluster,host=3Dlocalhost > >>>> with name Catalina:type=3DClusterSender,host=3Dlocalhost > >>>> Feb 14, 2006 6:33:26 PM > >>>> org.apache.catalina.cluster.mcast.McastServiceImplsetupSocket > >>>> INFO: Setting multihome multicast interface to:/192.168.2.102 > >>>> Feb 14, 2006 6:33:26 PM > >>>> org.apache.catalina.cluster.mcast.McastService start > >>>> INFO: Sleeping for 4000 secs to establish cluster membership > >>>> Feb 14, 2006 6:33:30 PM > >>>> org.apache.catalina.cluster.mcast.McastServiceregisterMBean > >>>> INFO: membership mbean registered > >>>> (Catalina:type=3DClusterMembership,host=3Dlocalhost) > >>>> Feb 14, 2006 6:33:31 PM > org.apache.catalina.startup.HostConfigdeployWAR > >>>> INFO: Deploying web application archive cluster-1.0-SNAPSHOT.war > >>>> Feb 14, 2006 6:33:31 PM > >>>> org.apache.catalina.cluster.session.DeltaManager st > >>>> art > >>>> INFO: Register manager /cluster-1.0-SNAPSHOT to cluster element Host > >>>> with > >>>> name localhost > >>>> Feb 14, 2006 6:33:31 PM > >>>> org.apache.catalina.cluster.session.DeltaManager st > >>>> art > >>>> INFO: Starting clustering manager at /cluster-1.0-SNAPSHOT > >>>> Feb 14, 2006 6:33:31 PM > >>>> org.apache.catalina.cluster.session.DeltaManagergetAllClusterSessions > >>>> INFO: Manager [/cluster-1.0-SNAPSHOT]: skipping state transfer. No > >>>> members > >>>> active in cluster group. > >>>> > >>>> As you can see in the last line cluster member are not found !!!! > >>>> > >>>> What's the hell ;) > >>>> > >>>> When i test my application i've always the sequences : > >>>> > >>>> This page is rendered on server : *Cluster Node - 01 (One) New > >>>> session is > >>>> created with saved value ....UserId : 123456 > >>>> This page is rendered on server : *Cluster Node - 02 (Two) New > >>>> session is > >>>> created with saved value ....UserId : 123456 > >>>> This page is rendered on server : *Cluster Node - 01 (One) New > >>>> session is > >>>> created with saved value ....UserId : 123456 > >>>> > >>>> So the request is well balanced but a new session is alway created > >>>> > >> !!!!! > >> > >>>> Some ideas ... > >>>> > >>>> Thank you guys > >>>> > >>> --------------------------------------------------------------------- > >>> To unsubscribe, e-mail: [EMAIL PROTECTED] > >>> For additional commands, e-mail: [EMAIL PROTECTED] > >>> > >>> > >> --------------------------------------------------------------------- > >> To unsubscribe, e-mail: [EMAIL PROTECTED] > >> For additional commands, e-mail: [EMAIL PROTECTED] > >> > >> > >> > > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > >
