Filip

So here is what i do not understand , and i appreciate your help.
1) I have completely swapped out the hardware. Entirely new box.
2) completely new OS, FC4 to centos 5
3) same version of tomcat and same config files.
4) tried two different switches.
5) no fw or iptables currently running.

that is what is so confusing . The other servers seem to bee running fine.

Randy

On Jan 15, 2008 12:27 PM, Filip Hanik - Dev Lists <[EMAIL PROTECTED]> wrote:
> question is, why are you using tcpdump, when you need to track down UDP
> packets :)
>
> the reason there is no membership established is because the machine is
> not receiving multicast packets (UDP), so that's what you need to track down
>
>
> Filip
>
> Randy Paries wrote:
> > On Jan 7, 2008 2:49 PM, Filip Hanik - Dev Lists <[EMAIL PROTECTED]> wrote:
> >
> >> easiest way to see your packets fly by, is to use wireshark and just
> >> sniff UDP packets
> >>
> >> Filip
> >>
> >>
> >> Randy Paries wrote:
> >>
> >>> On Jan 7, 2008 1:55 PM, Filip Hanik - Dev Lists <[EMAIL PROTECTED]> wrote:
> >>>
> >>>
> >>>> org.apache.catalina.cluster.session.DeltaManager getAllClusterSessions
> >>>> INFO: Manager []: skipping state transfer. No members active in cluster 
> >>>> group.
> >>>>
> >>>> this indicates that the box not working, is not receiving multicast
> >>>> messages from the other nodes.
> >>>> you'd need to look into the multicasting configuration in server.xml and
> >>>> also on your box/network
> >>>>
> >>>> Filip
> >>>>
> >>>>
> >>>> Randy Paries wrote:
> >>>>
> >>>>
> >>>>> Hello,
> >>>>> I need some help.
> >>>>> I rolled out a new version of my web app last night
> >>>>> Stopped and started tomcat and now one of my boxes (they all have the
> >>>>> same webapp) will not attach(if that is the correct term) to the
> >>>>> cluster. I am doing session sharing between three tomcat servers.  I
> >>>>> did not change any of the server.xml stuff
> >>>>> I am running tomcat 5.5.15
> >>>>>
> >>>>> Please help ASAP, this is a production box and not sure what to do.
> >>>>>
> >>>>> this is from the catalina.out on a working Box.
> >>>>>
> >>>>>
> >>> ///--------------------Stuff Deleted ---------------------------////
> >>>
> >>> Filip,
> >>>
> >>> thanks for responding.
> >>>
> >>> All three boxes have this in the server.xml
> >>>
> >>> Any ideas on how to test to see if this one box is recieving multicast 
> >>> messages?
> >>>
> >>>         <Cluster 
> >>> className="org.apache.catalina.cluster.tcp.SimpleTcpCluster"
> >>>
> >>> managerClassName="org.apache.catalina.cluster.session.DeltaManager"
> >>>                  expireSessionsOnShutdown="false"
> >>>                  useDirtyFlag="true"
> >>>                  notifyListenersOnReplication="true">
> >>>
> >>>             <Membership
> >>>                 className="org.apache.catalina.cluster.mcast.McastService"
> >>>                 mcastAddr="228.0.0.9"
> >>>                 mcastPort="45564"
> >>>                 mcastFrequency="500"
> >>>                 mcastDropTime="3000"/>
> >>>
> >>>             <Receiver
> >>>                 
> >>> className="org.apache.catalina.cluster.tcp.ReplicationListener"
> >>>                 tcpListenAddress="auto"
> >>>                 tcpListenPort="4001"
> >>>                 tcpSelectorTimeout="100"
> >>>                 tcpThreadCount="35"/>
> >>>
> >>>             <Sender
> >>>
> >>> className="org.apache.catalina.cluster.tcp.ReplicationTransmitter"
> >>>                 replicationMode="pooled"
> >>>                 ackTimeout="15000"/>
> >>>
> >>>             <Valve 
> >>> className="org.apache.catalina.cluster.tcp.ReplicationValve"
> >>>
> >>> filter=".*\.gif;.*\.js;.*\.jpg;.*\.png;.*\.htm;.*\.html;.*\.css;.*\.txt;.*\.pdf;\*.wav;\*.mp3;"/>
> >>>
> >>>             <Deployer
> >>> className="org.apache.catalina.cluster.deploy.FarmWarDeployer"
> >>>                       tempDir="/tmp/war-temp/"
> >>>                       deployDir="/tmp/war-deploy/"
> >>>                       watchDir="/tmp/war-listen/"
> >>>                       watchEnabled="false"/>
> >>>
> >>>             <ClusterListener
> >>> className="org.apache.catalina.cluster.session.ClusterSessionListener"/>
> >>>         </Cluster>
> >>>
> >>>
> >
> >
> > Hello,
> >
> > So here is an update, still struggling  with this problem.
> > if I do a tcpdump port 4001, i can see lots of traffic on box2 and
> > box3 but none on box 1
> >
> > so tonight i swapped out eth1 (i was told that maybe a nic card could
> > not transmit UDP)
> > i also went into the server.xml and forced tcpListenAddress to eth1 on each 
> > box.
> > tcpdump port 4001 -i eth1 gives me traffic on box2 and box3 but not box1
> >
> > i am no longer getthing the exception on boot up, all get now is:
> > INFO: Cluster is about to start
> > Jan 8, 2008 11:06:08 PM
> > org.apache.catalina.cluster.tcp.ReplicationTransmitter start
> > INFO: Start ClusterSender at cluster
> > Catalina:type=Cluster,host=localhost with name
> > Catalina:type=ClusterSender,host=localhost
> > Jan 8, 2008 11:06:08 PM org.apache.catalina.cluster.mcast.McastService start
> > INFO: Sleeping for 2000 secs to establish cluster membership
> > Jan 8, 2008 11:06:10 PM org.apache.catalina.cluster.mcast.McastService
> > registerMBean
> > INFO: membership mbean registered
> > (Catalina:type=ClusterMembership,host=localhost)
> > Jan 8, 2008 11:06:10 PM org.apache.catalina.cluster.deploy.FarmWarDeployer 
> > start
> > INFO: Cluster FarmWarDeployer started.
> > Jan 8, 2008 11:06:11 PM org.apache.catalina.cluster.session.DeltaManager 
> > start
> > INFO: Register manager  to cluster element Host with name localhost
> > Jan 8, 2008 11:06:11 PM org.apache.catalina.cluster.session.DeltaManager 
> > start
> > INFO: Starting clustering manager at
> > Jan 8, 2008 11:06:11 PM
> > org.apache.catalina.cluster.session.DeltaManager getAllClusterSessions
> > INFO: Manager []: skipping state transfer. No members active in cluster 
> > group.
> >

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