[jboss-user] [JBoss Cache Users] - Re: Buddy location issue

[thogha]

Sorry, I wiped out my original post in the preview.

I'm trying to get buddy replication working. I'm running two servers, each with one instance of 3.1.0 inside Tomcat. Here is the error (from catalina.out):


  | Oct 25, 2009 7:26:45 PM org.jgroups.JChannel init
  | INFO: JGroups version: 2.6.7.GA
  | 
  | -------------------------------------------------------
  | GMS: address is 127.0.1.1:7800
  | -------------------------------------------------------
  | Oct 25, 2009 7:26:48 PM org.jboss.cache.RPCManagerImpl$MembershipListenerAdaptor viewAccepted
  | INFO: Received new cluster view: [127.0.1.1:7800|0] [127.0.1.1:7800]
  | Oct 25, 2009 7:26:48 PM org.jboss.cache.RPCManagerImpl start
  | INFO: Cache local address is 127.0.1.1:7800
  | Oct 25, 2009 7:26:48 PM org.jboss.cache.buddyreplication.NextMemberBuddyLocator locateBuddies
  | INFO: Expected to look for 1 buddies but could only find 0 suitable candidates - trying with colocated buddies as well.
  | Oct 25, 2009 7:26:48 PM org.jboss.cache.buddyreplication.NextMemberBuddyLocator locateBuddies
  | INFO: Expected to look for 1 buddies but could only find 0 suitable candidates - trying again, ignoring buddy pool hints.
  | Oct 25, 2009 7:26:48 PM org.jboss.cache.buddyreplication.NextMemberBuddyLocator locateBuddies
  | INFO: Expected to look for 1 buddies but could only find 0 suitable candidates - trying with colocated buddies as well.
  | Oct 25, 2009 7:26:48 PM org.jboss.cache.buddyreplication.NextMemberBuddyLocator locateBuddies
  | INFO: Expected to look for 1 buddies but could only find 0 suitable candidates!
  | 

And here is JBossCacheConfiguration.xml

  | <?xml version="1.0" encoding="UTF-8"?>
  | <jbosscache xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="urn:jboss:jbosscache-core:config:3.1">
  | 	<eviction wakeUpInterval="500">
  | 		<default algorithmClass="org.jboss.cache.eviction.LFUAlgorithm" eventQueueSize="1000000">
  | 			<property name="minNodes" value="1000000" />
  | 			<property name="maxNodes" value="2000000" />
  | 		</default>
  | 	</eviction>
  | 
  | 	<clustering mode="invalidation" clusterName="cluster1">
  | 		<sync />
  | 
  | 		<buddy enabled="true" poolName="buddyPool1" communicationTimeout="2000">
  | 			<dataGravitation auto="false" removeOnFind="false" searchBackupTrees="false" />
  | 			<locator class="org.jboss.cache.buddyreplication.NextMemberBuddyLocator">
  | 				<properties>
  | 					numBuddies = 1
  | 					ignoreColocatedBuddies = true
  | 				</properties>
  | 			</locator>
  | 		</buddy>
  | 
  | 		<jgroupsConfig>
  | 			<TCP
  | 				start_port="7800"
  | 				discard_incompatible_packets="true"
  | 				enable_bundling="false"
  | 				enable_diagnostics="true"
  | 				enable_unicast_bundling="false"
  | 				loopback="false"
  | 				max_bundle_size="64000"
  | 				max_bundle_timeout="30"
  | 				oob_thread_pool.enabled="true"
  | 				oob_thread_pool.keep_alive_time="10000"
  | 				oob_thread_pool.max_threads="8"
  | 				oob_thread_pool.min_threads="2"
  | 				oob_thread_pool.queue_enabled="false"
  | 				oob_thread_pool.queue_max_size="10"
  | 				oob_thread_pool.rejection_policy="Run"
  | 				recv_buf_size="20000000"
  | 				thread_naming_pattern="pl"
  | 				thread_pool.enabled="true"
  | 				thread_pool.keep_alive_time="30000"
  | 				thread_pool.max_threads="4"
  | 				thread_pool.min_threads="1"
  | 				thread_pool.queue_enabled="true"
  | 				thread_pool.queue_max_size="10000"
  | 				thread_pool.rejection_policy="discard"
  | 				use_concurrent_stack="true"
  | 				use_send_queues="false" />
  | 			<MPING mcast_addr="232.1.2.3" num_initial_members="3" timeout="2000" />
  | 			<MERGE2 max_interval="30000" min_interval="10000" />
  | 			<FD_SOCK />
  | 			<FD max_tries="5" shun="true" timeout="10000" />
  | 			<VERIFY_SUSPECT timeout="1500" />
  | 			<pbcast.NAKACK discard_delivered_msgs="true" gc_lag="0" retransmit_timeout="300,600,1200,2400,4800" use_mcast_xmit="false" />
  | 			<pbcast.STABLE desired_avg_gossip="50000" max_bytes="400000" stability_delay="1000" />
  | 			<pbcast.GMS join_timeout="5000" print_local_addr="true" shun="false" view_ack_collection_timeout="5000" view_bundling="true" />
  | 			<FC max_credits="1000000" min_threshold="0.20" />
  | 			<FRAG2 frag_size="60000" />
  | 			<pbcast.STREAMING_STATE_TRANSFER />
  | 			<pbcast.FLUSH timeout="0" />
  | 		</jgroupsConfig>
  | 	</clustering>
  | </jbosscache>
  | 

How does one diagnose and solve this problem?


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