[jboss-jira] [JBoss JIRA] (WFLY-4936) JGroups: failed setting ip_ttl

[Tomaz Cerar (JIRA)]

    [ https://issues.jboss.org/browse/WFLY-4936?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13090008#comment-13090008 ] 

Tomaz Cerar commented on WFLY-4936:
-----------------------------------

https://github.com/belaban/JGroups/wiki/FAQ

> JGroups: failed setting ip_ttl
> ------------------------------
>
>                 Key: WFLY-4936
>                 URL: https://issues.jboss.org/browse/WFLY-4936
>             Project: WildFly
>          Issue Type: Bug
>          Components: Clustering
>            Reporter: Jeff Mesnil
>            Assignee: Paul Ferraro
>
> The org.jboss.as.test.clustering.messaging.ClusteredMessagingTestCase.testClusteredQueue test fails on our CI[1].
> The messaging resources are using the udp stack from JGroups but JGroups logs a SEVERE message:
> {noformat}
> 10:18:14,721 SEVERE [org.jgroups.protocols.UDP] (Thread-0 (ActiveMQ-server-ActiveMQServerImpl::serverUUID=34818b2c-2b93-11e5-aeb7-199c6bd1db3c-31443612)) failed setting ip_ttl: java.lang.reflect.InvocationTargetException
>     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>     at java.lang.reflect.Method.invoke(Method.java:497)
>     at org.jgroups.protocols.UDP.setTimeToLive(UDP.java:339)
>     at org.jgroups.protocols.UDP.createSockets(UDP.java:368)
>     at org.jgroups.protocols.UDP.start(UDP.java:270)
>     at org.jgroups.stack.ProtocolStack.startStack(ProtocolStack.java:965)
>     at org.jgroups.JChannel.startStack(JChannel.java:891)
>     at org.jgroups.JChannel._preConnect(JChannel.java:553)
>     at org.jgroups.JChannel.connect(JChannel.java:288)
>     at org.jgroups.JChannel.connect(JChannel.java:279)
>     at org.apache.activemq.artemis.api.core.JGroupsBroadcastEndpoint$JChannelWrapper.connect(JGroupsBroadcastEndpoint.java:211)
>     at org.apache.activemq.artemis.api.core.JGroupsBroadcastEndpoint.internalOpen(JGroupsBroadcastEndpoint.java:115)
>     at org.apache.activemq.artemis.api.core.JGroupsBroadcastEndpoint.openClient(JGroupsBroadcastEndpoint.java:92)
>     at org.apache.activemq.artemis.core.cluster.DiscoveryGroup.start(DiscoveryGroup.java:105)
>     at org.apache.activemq.artemis.core.client.impl.ServerLocatorImpl.initialise(ServerLocatorImpl.java:380)
>     at org.apache.activemq.artemis.core.client.impl.ServerLocatorImpl.createSessionFactory(ServerLocatorImpl.java:846)
>     at org.apache.activemq.artemis.core.client.impl.ServerLocatorImpl.connect(ServerLocatorImpl.java:687)
>     at org.apache.activemq.artemis.core.client.impl.ServerLocatorImpl.connect(ServerLocatorImpl.java:671)
>     at org.apache.activemq.artemis.core.server.cluster.ClusterController$ConnectRunnable.run(ClusterController.java:448)
>     at org.apache.activemq.artemis.utils.OrderedExecutorFactory$OrderedExecutor$1.run(OrderedExecutorFactory.java:105)
>     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>     at java.lang.Thread.run(Thread.java:745)
> Caused by: java.io.IOException: Method not implemented!
>     at java.net.DualStackPlainDatagramSocketImpl.setTimeToLive(DualStackPlainDatagramSocketImpl.java:236)
>     ... 25 more
> {noformat}
> I'm not sure whether this is the root cause of the failure but there looks to be an issue with setting up the UDP stack on our CI.
> [1] http://brontes.lab.eng.brq.redhat.com/viewLog.html?buildId=60815&buildTypeId=WF_PullRequest_Windows



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