Re: Server deadlock

Hard to say. The stack trace looks given suggests you have a version 
taken around the openjms-0.7.7-alpha 1
release. A deadlock was corrected in the alpha-3 release - try upgrading 
to this, or grab the latest from CVS.

-Tim

Marco Lettere wrote:
> We experience a strange behaviour of our openjms 0.7.7-dev server. For a 
> strange reason all receivers registered on any destination stop 
> receiving messages simultaneously. OnMessge method is not called and 
> messages remain on the server (message producers continue working as 
> expected). Only after a complete server restart, messages (also the ones 
> that where lost) get consumed again.
> We use a Athlon SMP (Bi-processor) with Linux Fedora core 4 and java 1.4.
> The only hint we have is related to the fact that this behaviour occurs 
> with intense http-tunnel usage and today, few minutes before the hang-up 
> the exception reported at the end of the mail was logged on console by 
> the server. I cannot understand the nature of this exception and if this 
> can be related to our hang-up problem.
> Any suggestions are warmly welcome!
> Thank you,
> M.
>
> 2006-11-02 12:20:34,087 ERROR [Scheduler-Worker-1] - 
> java.rmi.RemoteException: Connection timed out: connect; nested 
> exception is:
>         java.net.ConnectException: Connection timed out: connect
> java.rmi.RemoteException: Connection timed out: connect; nested 
> exception is:
>         java.net.ConnectException: Connection timed out: connect
>         at 
> org.exolab.jms.client.net.JmsSessionStubImpl__Proxy.onMessage(JmsSessionStubImpl__Proxy.java:249)
>         at 
> org.exolab.jms.server.JmsServerSession.onMessage(JmsServerSession.java:696)
>         at 
> org.exolab.jms.messagemgr.QueueConsumerEndpoint.deliverMessages(QueueConsumerEndpoint.java:266)
>         at 
> org.exolab.jms.messagemgr.AbstractConsumerEndpoint.run(AbstractConsumerEndpoint.java:309)
>         at 
> org.exolab.jms.common.threads.ThreadPoolWorker.runIt(ThreadPoolWorker.java:192)
>         at 
> org.exolab.jms.common.threads.ThreadPoolWorker.runWork(ThreadPoolWorker.java:177)
>         at 
> org.exolab.jms.common.threads.ThreadPoolWorker.access$000(ThreadPoolWorker.java:64)
>         at 
> org.exolab.jms.common.threads.ThreadPoolWorker$1.run(ThreadPoolWorker.java:119)
>         at java.lang.Thread.run(Thread.java:534)
> Caused by: java.net.ConnectException: Connection timed out: connect
>         at java.net.PlainSocketImpl.socketConnect(Native Method)
>         at java.net.PlainSocketImpl.doConnect(Unknown Source)
>         at java.net.PlainSocketImpl.connectToAddress(Unknown Source)
>         at java.net.PlainSocketImpl.connect(Unknown Source)
>         at java.net.Socket.connect(Unknown Source)
>         at java.net.Socket.connect(Unknown Source)
>         at sun.net.NetworkClient.doConnect(Unknown Source)
>         at sun.net.www.http.HttpClient.openServer(Unknown Source)
>         at sun.net.www.http.HttpClient.openServer(Unknown Source)
>         at sun.net.www.http.HttpClient.<init>(Unknown Source)
>         at sun.net.www.http.HttpClient.New(Unknown Source)
>         at sun.net.www.http.HttpClient.New(Unknown Source)
>         at 
> sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(Unknown Source)
>         at 
> sun.net.www.protocol.http.HttpURLConnection.plainConnect(Unknown Source)
>         at sun.net.www.protocol.http.HttpURLConnection.connect(Unknown 
> Source)
>         at 
> sun.net.www.protocol.http.HttpURLConnection.getOutputStream(Unknown Source)
>         at 
> org.exolab.jms.net.http.HTTPOutputStream.doWrite(HTTPOutputStream.java:189)
>         at 
> org.exolab.jms.net.http.HTTPOutputStream.doWrite(HTTPOutputStream.java:166)
>         at 
> org.exolab.jms.net.http.HTTPOutputStream.flush(HTTPOutputStream.java:119)
>         at java.io.DataOutputStream.flush(Unknown Source)
>         at 
> org.exolab.jms.net.multiplexer.Multiplexer.send(Multiplexer.java:292)
>         at 
> org.exolab.jms.net.multiplexer.MultiplexInputStream.notifyRead(MultiplexInputStream.java:383)
>         at 
> org.exolab.jms.net.multiplexer.MultiplexInputStream.copy(MultiplexInputStream.java:369)
> at 
> org.exolab.jms.net.multiplexer.MultiplexInputStream.read(MultiplexInputStream.java:217)
>         at java.io.ObjectInputStream$PeekInputStream.read(Unknown Source)
>         at java.io.ObjectInputStream$PeekInputStream.readFully(Unknown 
> Source)
>         at 
> java.io.ObjectInputStream$BlockDataInputStream.readUTFBody(Unknown Source)
>         at 
> java.io.ObjectInputStream$BlockDataInputStream.readUTF(Unknown Source)
>         at java.io.ObjectInputStream.readString(Unknown Source)
>         at java.io.ObjectInputStream.readObject0(Unknown Source)
>         at java.io.ObjectInputStream.readObject(Unknown Source)
>         at 
> org.exolab.jms.message.TextMessageImpl.readExternal(TextMessageImpl.java:124)
>         at java.io.ObjectInputStream.readExternalData(Unknown Source)
>         at java.io.ObjectInputStream.readOrdinaryObject(Unknown Source)
>         at java.io.ObjectInputStream.readObject0(Unknown Source)
>         at java.io.ObjectInputStream.readObject(Unknown Source)
>         at 
> org.exolab.jms.net.util.SerializationHelper.read(SerializationHelper.java:137)
>         at org.exolab.jms.net.connector.Request.readArgs(Request.java:189)
>         at 
> org.exolab.jms.net.orb.DefaultORB$Handler.invoke(DefaultORB.java:436)
>         at 
> org.exolab.jms.net.orb.DefaultORB$Handler.invoke(DefaultORB.java:468)
>         at 
> org.exolab.jms.net.connector.ContextInvocationHandler.invoke(ContextInvocationHandler.java:108)
>    
> atorg.exolab.jms.net.multiplexer.MultiplexedManagedConnection.request(MultiplexedManagedConnection.java:332)
>         at 
> org.exolab.jms.net.multiplexer.Multiplexer$1.run(Multiplexer.java:653)
>         at 
> EDU.oswego.cs.dl.util.concurrent.PooledExecutor$Worker.run(Unknown Source)
>         at java.lang.Thread.run(Unknown Source)
>   

-------------------------------------------------------------------------
Using Tomcat but need to do more? Need to support web services, security?
Get stuff done quickly with pre-integrated technology to make your job easier
Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo
http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642