[jboss-jira] [JBoss JIRA] (WFLY-10265) UT005028 ClosedChannelException in load balancer

[Radoslav Husar (JIRA)]

     [ https://issues.jboss.org/browse/WFLY-10265?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Radoslav Husar reassigned WFLY-10265:
-------------------------------------

    Component/s: Web (Undertow)
                     (was: Clustering)
       Assignee: Stuart Douglas  (was: Paul Ferraro)


> UT005028 ClosedChannelException in load balancer
> ------------------------------------------------
>
>                 Key: WFLY-10265
>                 URL: https://issues.jboss.org/browse/WFLY-10265
>             Project: WildFly
>          Issue Type: Bug
>          Components: Web (Undertow)
>    Affects Versions: 11.0.0.Final
>         Environment: Windows 10 or Windows Server 2016
>            Reporter: Robert Van Loenhout
>            Assignee: Stuart Douglas
>
> I have installed Keycloak 3.4.3. I use a configuration with a load balancer with 2 (local) server instances.
> On a Linux machine (CentOS 7) I do not see any errors in the load balancer log. However on Windows (10 and 2016) I see the following errors in the load balancer log:
> {code}
> 2018-04-18 17:35:48,367 ERROR [io.undertow.proxy] (default I/O-4) UT005028: Proxy request to /auth/resources/3.4.3.final/admin/keycloak/templates/kc-paging.html failed: java.nio.channels.ClosedChannelException
> 	at io.undertow.client.ajp.AjpClientConnection$3.handleEvent(AjpClientConnection.java:122)
> 	at io.undertow.client.ajp.AjpClientConnection$3.handleEvent(AjpClientConnection.java:109)
> 	at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)
> 	at io.undertow.server.protocol.framed.AbstractFramedChannel$FrameCloseListener.handleEvent(AbstractFramedChannel.java:1045)
> 	at io.undertow.server.protocol.framed.AbstractFramedChannel$FrameCloseListener.handleEvent(AbstractFramedChannel.java:959)
> 	at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)
> 	at org.xnio.conduits.ReadReadyHandler$ChannelListenerHandler.terminated(ReadReadyHandler.java:71)
> 	at org.xnio.nio.NioSocketConduit.readTerminated(NioSocketConduit.java:332)
> 	at org.xnio.nio.NioSocketStreamConnection.notifyReadClosed(NioSocketStreamConnection.java:148)
> 	at org.xnio.Connection.close(Connection.java:139)
> 	at org.xnio.IoUtils.safeClose(IoUtils.java:152)
> 	at io.undertow.server.protocol.framed.AbstractFramedChannel.close(AbstractFramedChannel.java:793)
> 	at io.undertow.client.ajp.AjpClientConnection.close(AjpClientConnection.java:304)
> 	at org.xnio.IoUtils.safeClose(IoUtils.java:152)
> 	at io.undertow.server.handlers.proxy.ProxyHandler$IoExceptionHandler.handleException(ProxyHandler.java:770)
> 	at org.xnio.ChannelListeners.invokeChannelExceptionHandler(ChannelListeners.java:126)
> 	at io.undertow.util.Transfer$TransferListener.handleEvent(Transfer.java:193)
> 	at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)
> 	at io.undertow.channels.DetachableStreamSourceChannel$SetterDelegatingListener.handleEvent(DetachableStreamSourceChannel.java:231)
> 	at io.undertow.channels.DetachableStreamSourceChannel$SetterDelegatingListener.handleEvent(DetachableStreamSourceChannel.java:218)
> 	at org.xnio.ChannelListeners.invokeChannelListener(ChannelListeners.java:92)
> 	at io.undertow.server.protocol.framed.AbstractFramedStreamSourceChannel$1.run(AbstractFramedStreamSourceChannel.java:282)
> 	at io.undertow.server.protocol.framed.AbstractFramedChannel$3.run(AbstractFramedChannel.java:231)
> 	at org.xnio.nio.WorkerThread.safeRun(WorkerThread.java:612)
> 	at org.xnio.nio.WorkerThread.run(WorkerThread.java:479)
> {code}
> The application does actually seem to work fine.



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