I've found place in logs where fail occures:

I'm writing value under node /subscriber/user/2642, then trying to commit:


  | 2005-08-31 13:25:22,892 tcpConnection-6802-11  DEBUG 
[rrent.locks.dist.AbstractDLock] (t:3624064 u:2642 s:subscriber b:jbroke
  | r) Writing value for FQN=/subscriber/user/2642
  | 2005-08-31 13:25:22,892 tcpConnection-6802-11  DEBUG 
[.jboss.cache.lock.IdentityLock] (t:3624064 u:2642 s:subscriber b:jbroke
  | r) acquireReadLock(): caller <10.0.20.90:45654>:9 already owns lock for 
/subscriber
  | 2005-08-31 13:25:22,892 tcpConnection-6802-11  DEBUG 
[.jboss.cache.lock.IdentityLock] (t:3624064 u:2642 s:subscriber b:jbroke
  | r) acquireReadLock(): caller <10.0.20.90:45654>:9 already owns lock for 
/subscriber/user
  | 2005-08-31 13:25:22,893 tcpConnection-6802-11  DEBUG 
[.jboss.cache.lock.IdentityLock] (t:3624064 u:2642 s:subscriber b:jbroke
  | r) upgrading RL to WL for <10.0.20.90:45654>:9, timeout=15000, locks: Read 
lock owners: [<10.0.20.90:45654>:9]
  | Write lock owner: null
  | 2005-08-31 13:25:22,893 tcpConnection-6802-11  DEBUG 
[.jboss.cache.lock.IdentityLock] (t:3624064 u:2642 s:subscriber b:jbroke
  | r) upgrading lock for /subscriber/user/2642
  | 2005-08-31 13:25:22,893 tcpConnection-6802-11  DEBUG 
[rrent.locks.dist.AbstractDLock] (t:3624064 u:2642 s:subscriber b:jbroke
  | r) Value written for FQN=/subscriber/user/2642
  | 2005-08-31 13:25:22,893 tcpConnection-6802-11  DEBUG 
[rrent.locks.dist.AbstractDLock] (t:3624064 u:2642 s:subscriber b:jbroke
  | r) Commiting TX
  | 
  | // 10 seconds pause...
  | 
  | 2005-08-31 13:25:32,898 tcpConnection-6802-11   WARN 
[ceptors.ReplicationInterceptor] (t:3624064 u:2642 s:subscriber b:jbroke
  | r) runPreparePhase() failed. Transaction is marked as rolled back
  | org.jboss.cache.lock.TimeoutException: rsp=sender=10.0.20.91:34864, 
retval=null, received=false, suspected=false
  |         at org.jboss.cache.TreeCache.callRemoteMethods(TreeCache.java:2205)
  |         at org.jboss.cache.TreeCache.callRemoteMethods(TreeCache.java:2227)
  |         at 
org.jboss.cache.interceptors.ReplicationInterceptor.runPreparePhase(ReplicationInterceptor.java:478)
  |         at 
org.jboss.cache.interceptors.ReplicationInterceptor$SynchronizationHandler.beforeCompletion(ReplicationInterceptor
  | .java:382)
  |         at 
org.jboss.cache.interceptors.OrderedSynchronizationHandler.beforeCompletion(OrderedSynchronizationHandler.java:72)
  |         at 
org.objectweb.jotm.SubCoordinator.doBeforeCompletion(SubCoordinator.java:1487)
  |         at 
org.objectweb.jotm.SubCoordinator.commit_one_phase(SubCoordinator.java:416)
  |         at 
org.objectweb.jotm.TransactionImpl.commit(TransactionImpl.java:239)
  |         at org.objectweb.jotm.Current.commit(Current.java:488)
  |         at 
vc.xsys.common.concurrent.locks.dist.AbstractDLock.acquireLock(AbstractDLock.java:201)
  |         at 
vc.xsys.common.concurrent.locks.dist.RWWriteLock.tryLock(RWWriteLock.java:75)
  |         at 
vc.xsys.ui.subscriber.mail.MailUserSaveCommand.execute(MailUserSaveCommand.java:65)
  |         at 
vc.xsys.ui.subscriber.SubscriberCommand.execute(SubscriberCommand.java:78)
  |         at vc.xsys.framework.servlet.Action.execute(Action.java:250)
  |         at 
vc.xsys.framework.servlet.AbstractActionConfiguration.executeAction(AbstractActionConfiguration.java:191)
  |         at 
vc.xsys.framework.servlet.ControllerServlet.doRequest(ControllerServlet.java:240)
  |         at 
vc.xsys.framework.servlet.ControllerServlet.doGet(ControllerServlet.java:170)
  |         at javax.servlet.http.HttpServlet.service(HttpServlet.java:126)
  |         at javax.servlet.http.HttpServlet.service(HttpServlet.java:103)
  |         at 
com.caucho.server.http.FilterChainServlet.doFilter(FilterChainServlet.java:96)
  |         at com.caucho.server.http.Invocation.service(Invocation.java:315)
  |         at 
com.caucho.server.http.CacheInvocation.service(CacheInvocation.java:135)
  |         at 
com.caucho.server.http.RunnerRequest.handleRequest(RunnerRequest.java:346)
  |         at 
com.caucho.server.http.RunnerRequest.handleConnection(RunnerRequest.java:274)
  |         at com.caucho.server.TcpConnection.run(TcpConnection.java:139)
  |         at java.lang.Thread.run(Thread.java:534)
  | 2

There was no '/subscriber/user/2642' entry in the cache on 10.0.20.91.

Regards,
Eugene aka Skipy

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