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https://issues.apache.org/jira/browse/QPID-142?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Robbie Gemmell updated QPID-142:
--------------------------------

    Component/s:     (was: Dot Net Client)

Removing .net client from components, as this related to the old 0-8 / 0-10 
.Net clients which were removed from the repository months ago, and not the 
current .Net bindings for the C++ messaging API.

> Transactions not atomic in the face of fail over
> ------------------------------------------------
>
>                 Key: QPID-142
>                 URL: https://issues.apache.org/jira/browse/QPID-142
>             Project: Qpid
>          Issue Type: Bug
>          Components: Java Client
>    Affects Versions: M3
>            Reporter: Steven Shaw
>
> When some messages are already published in a transaction when fail over 
> occurs, those messages will be lost.
> Options seem to be:
>   1. Remembering and replaying sent messages (in a Tx)
>   2. Aborting any in-flight transactions on failover
> 1 could be costly in terms of memory for applications using transaction. 2 
> could be annoying for applications requiring the use of retry loops (however 
> these retry loops are often necessary in any case and can sometimes be 
> injected via AOP).
> I asked Gordon's opinion and he favored (2) as well.
> In addition to this we need to ensure that the broker issues a Channel.Close 
> when it gets a Tx.Commit without a prior Tx.Select. It's not clear what error 
> code should be used. Invalid-command (503) looks close but is a hard-error. 
> Check the amqp-dev list for discussion on this topic.

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