[jboss-jira] [JBoss JIRA] Updated: (JBMESSAGING-1558) Order of Delivery is not being respected on backup node after ServerConsumerImpl.close is called with pending deliveries
Clebert Suconic (JIRA)
jira-events at lists.jboss.org
Mon May 11 12:22:02 EDT 2009
[ https://jira.jboss.org/jira/browse/JBMESSAGING-1558?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Clebert Suconic updated JBMESSAGING-1558:
-----------------------------------------
Attachment: diagram2.png
#www.websequencediagrams.com
URL for regeneration:
http://www.websequencediagrams.com/?lz=cGFydGljaXBhbnQgQ29uc3VtZXIoQSkKAAMVQikKCiNTZWNvbmQgZGlhZ3JhbQoAKgstPlNlcnZlcgA9CzogY2xvc2UKYWN0aXZhdGUgABERCgAjEQA3EEJhY2t1cABDCiAgIChSZWZlcmVuY2UgKEEpADQQACgJAHwVZG9uZQpkZQB3GwCBcA0AgUQPQgCCDQ4AgRUVQgA0D1F1ZXVlSW1wbACBfQoACQoAFAktPgAfCTogcHJvbXB0RGVsaXZlcnkgAIFmCShBKQpub3RlIG92ZXIATgtTb21ldGhpbmcgd2lsbCAAgmYJADoOCmVuZCBub3RlCgCDLQpCAIMlEkIAgmEJAIJcDEIpKQoAgSIMAIJHFACBKgYAgSENAIEaFUF0IHRoaXMgcG9pbnQgdG9wIG9mIHRoZSBsaXN0IG9uIExpdmUgaXMAgW8KQQCBMQsAgzILAIJRCgoAhDkQAIFHEgCDFgkAgU0SAIFYBgCEXyxyZXBsaWNhdGUAgxwJAEMLQSkAgxsMAIU4FwpFeGNlcHRpb24hIFQAgXQPaXMgcgCBEQsgYQCDMwYACgtBKQCDQwsK&s=napkin
Syntax:
____________________________________________________________
participant Consumer(A)
participant Consumer(B)
#Second diagram
Consumer(A)->ServerConsumer(A): close
activate ServerConsumer(A)
ServerConsumer(A)->ServerConsumerBackup(A): close (Reference (A))
ServerConsumerBackup(A)->ServerConsumer(A): done
deactivate ServerConsumer(A)
participant ServerConsumer(B)
participant ServerConsumerBackup(B)
participant QueueImpl
activate QueueImpl
QueueImpl->QueueImpl: promptDelivery Reference(A)
note over QueueImpl
Something will activate promptDelivery
end note
Consumer(B)->ServerConsumer(B): close (Reference (B))
QueueImpl->ServerConsumer(A): deliverReference(A)
note over QueueImpl
At this point top of the list on Live is ReferenceA
end note
deactivate QueueImpl
ServerConsumer(B)->ServerConsumerBackup(B): close (Reference(B))
ServerConsumer(A)->ServerConsumerBackup(A): replicateDelivery (Reference(A))
note over ServerConsumerBackup(A)
Exception! Top of the list is reference(B) and not reference(A)
end note
> Order of Delivery is not being respected on backup node after ServerConsumerImpl.close is called with pending deliveries
> ------------------------------------------------------------------------------------------------------------------------
>
> Key: JBMESSAGING-1558
> URL: https://jira.jboss.org/jira/browse/JBMESSAGING-1558
> Project: JBoss Messaging
> Issue Type: Bug
> Reporter: Clebert Suconic
> Assignee: Clebert Suconic
> Fix For: 2.0.0 Beta
>
> Attachments: diagram1.png, diagram2.png, diff-6724.patch
>
>
> The order of queues is not being respected between backup and livenode after ServerConsumerImpl.close is called.
> ServerConsumerImpl::close will call QueueImpl::cancel for every delivering reference, and the order of the Queues will be different between backup and live node after that operation.
> Next time deliveries are replicated they will be in different orders between the two nodes and several issues will happen after that.
> You will see exceptions like:
> throw new IllegalStateException("Cannot find ref " + messageID +
> " in queue " +
> messageQueue.getName());
> As this opertaion will fail:
> public void deliverReplicated(final long messageID) throws Exception
> {
> MessageReference ref = messageQueue.removeFirstReference(messageID);
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