1 Reply Latest reply on Sep 26, 2006 10:50 AM by manik

    Jgroup exception while not connected to the interent

    mrohad
    mrohad Sep 22, 2006 7:00 AM

      i am using jboss 2nd level cache to cahce my entity beans
      but now after I added jgroups.jar to my project and the xml below i am getting many excpetion everytime i am not connected:

      14:56:35,103 ERROR [UDP] failed sending message
java.lang.Exception: dest=/224.0.0.36:55566 (63 bytes)
 at org.jgroups.protocols.UDP._send(UDP.java:358)
 at org.jgroups.protocols.UDP.sendToAllMembers(UDP.java:302)
 at org.jgroups.protocols.TP.doSend(TP.java:947)
 at org.jgroups.protocols.TP.send(TP.java:936)
 at org.jgroups.protocols.TP.down(TP.java:725)
 at org.jgroups.stack.DownHandler.run(Protocol.java:121)
Caused by: java.net.NoRouteToHostException: No route to host: Datagram send failed
 at java.net.PlainDatagramSocketImpl.send(Native Method)
 at java.net.DatagramSocket.send(DatagramSocket.java:612)
 at org.jgroups.protocols.UDP._send(UDP.java:332)
 ... 5 more


      here is also my ejb3-entity-cache-service.xml: 

      <?xml version="1.0" encoding="UTF-8"?>
<server>

 <!-- ==================================================================== -->
 <!-- Defines TreeCache configuration -->
 <!-- ==================================================================== -->
 <mbean code="org.jboss.cache.TreeCache" name="jboss.cache:service=EJB3EntityTreeCache">
 <depends>jboss:service=Naming</depends>
 <depends>jboss:service=TransactionManager</depends>

 <!-- uncomment next three statements if using JGroups multiplexer,
 requires JGroups 2.3 or later, JBossCache 1.4 or later -->
 <!--
 <depends>jgroups.mux:name=Multiplexer</depends>
 <attribute name="MultiplexerService">jgroups.mux:name=Multiplexer</attribute>
 <attribute name="MultiplexerStack">fc-fast-minimalthreads</attribute>
 -->

 <!-- Configure the TransactionManager -->
 <attribute name="TransactionManagerLookupClass">org.jboss.cache.JBossTransactionManagerLookup</attribute>

 <!--
 Node locking level : SERIALIZABLE
 REPEATABLE_READ (default)
 READ_COMMITTED
 READ_UNCOMMITTED
 NONE
 -->
 <attribute name="IsolationLevel">REPEATABLE_READ</attribute>

 <!-- Valid modes are LOCAL
 REPL_ASYNC
 REPL_SYNC
 -->
 <attribute name="CacheMode">REPL_SYNC</attribute>

 <!-- Name of cluster. Needs to be the same for all clusters, in order
 to find each other -->
 <attribute name="ClusterName">EJB3-entity-cache-ohad</attribute>

 <attribute name="ClusterConfig">
 <config>
 <!-- UDP: if you have a multihomed machine,
 set the bind_addr attribute to the appropriate NIC IP address
 -->
 <!-- UDP: On Windows machines, because of the media sense feature
 being broken with multicast (even after disabling media sense)
 set the loopback attribute to true
 -->
 <UDP mcast_addr="${jboss.partition.udpGroup:228.1.2.3}" mcast_port="43333" ip_ttl="2" ip_mcast="true"
 mcast_send_buf_size="150000" mcast_recv_buf_size="80000" ucast_send_buf_size="150000"
 ucast_recv_buf_size="80000" loopback="false" />
 <PING timeout="2000" num_initial_members="3" up_thread="false" down_thread="false" />
 <MERGE2 min_interval="10000" max_interval="20000" />
 <FD shun="true" up_thread="true" down_thread="true" />
 <VERIFY_SUSPECT timeout="1500" up_thread="false" down_thread="false" />
 <pbcast.NAKACK gc_lag="50" max_xmit_size="8192" retransmit_timeout="600,1200,2400,4800" up_thread="false"
 down_thread="false" />
 <UNICAST timeout="600,1200,2400" window_size="100" min_threshold="10" down_thread="false" />
 <pbcast.STABLE desired_avg_gossip="20000" up_thread="false" down_thread="false" />
 <FRAG frag_size="8192" down_thread="false" up_thread="false" />
 <pbcast.GMS join_timeout="5000" join_retry_timeout="2000" shun="true" print_local_addr="true" />
 <pbcast.STATE_TRANSFER up_thread="false" down_thread="false" />
 </config>
 </attribute>

 <!-- The max amount of time (in milliseconds) we wait until the
 initial state (ie. the contents of the cache) are retrieved from
 existing members in a clustered environment
 -->
 <attribute name="InitialStateRetrievalTimeout">5000</attribute>

 <!-- Number of milliseconds to wait until all responses for a
 synchronous call have been received.
 -->
 <attribute name="SyncReplTimeout">10000</attribute>

 <!-- Max number of milliseconds to wait for a lock acquisition -->
 <attribute name="LockAcquisitionTimeout">15000</attribute>

 <!-- Name of the eviction policy class. -->
 <attribute name="EvictionPolicyClass">org.jboss.cache.eviction.LRUPolicy</attribute>

 <!-- Specific eviction policy configurations. This is LRU -->
 <attribute name="EvictionPolicyConfig">
 <config>
 <attribute name="wakeUpIntervalSeconds">5</attribute>
 <!-- Cache wide default -->
 <region name="/_default_">
 <attribute name="maxNodes">5000</attribute>
 <attribute name="timeToLiveSeconds">1000</attribute>
 </region>
 </config>
 </attribute>

 </mbean>

</server>


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