请教一下这是啥原因javax.transaction.xa.XAException: postgresql:

jacksonlai 2012-11-20 04:28:51

382 com.atomikos.datasource.xa.XAResourceTransaction - postgresql: resource no longer available - recovery might be at risk!
[WARN] 2012-11-20 16:19:42,382 com.atomikos.datasource.xa.XAResourceTransaction - XA resource 'postgresql': rollback for XID '3139322E3136382E312E3132322E746D30303030313030303431:3139322E3136382E312E3132322E746D32' raised -7: the XA resource has become unavailable

javax.transaction.xa.XAException: postgresql: resource no longer available - recovery might be at risk!
at com.atomikos.datasource.xa.XAResourceTransaction.throwXAExceptionForUnavailableResource(XAResourceTransaction.java:313)
at com.atomikos.datasource.xa.XAResourceTransaction.testOrRefreshXAResourceFor2PC(XAResourceTransaction.java:285)
at com.atomikos.datasource.xa.XAResourceTransaction.rollback(XAResourceTransaction.java:696)
at com.atomikos.icatch.imp.RollbackMessage.send(RollbackMessage.java:73)
at com.atomikos.icatch.imp.PropagationMessage.submit(PropagationMessage.java:112)
at com.atomikos.icatch.imp.Propagator$PropagatorThread.run(Propagator.java:89)
at com.atomikos.icatch.imp.Propagator.submitPropagationMessage(Propagator.java:68)
at com.atomikos.icatch.imp.HeurHazardStateHandler.onTimeout(HeurHazardStateHandler.java:125)
at com.atomikos.icatch.imp.CoordinatorImp.alarm(CoordinatorImp.java:1062)
at com.atomikos.timing.PooledAlarmTimer.notifyListeners(PooledAlarmTimer.java:112)
at com.atomikos.timing.PooledAlarmTimer.run(PooledAlarmTimer.java:99)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
用的是AtomikosTransactionsEssentials-3.8.0.M1这个框架

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