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Posted to proton@qpid.apache.org by "ASF subversion and git services (JIRA)" <ji...@apache.org> on 2013/09/30 15:00:25 UTC
[jira] [Commented] (PROTON-200) [Proton-c] Credit distribution by
messenger is not balanced across all links
[ https://issues.apache.org/jira/browse/PROTON-200?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13781780#comment-13781780 ]
ASF subversion and git services commented on PROTON-200:
--------------------------------------------------------
Commit 1527535 from rhs@apache.org in branch 'proton/trunk'
[ https://svn.apache.org/r1527535 ]
Modified the engine to track how much credit is drained vs used. This should simplify PROTON-200.
> [Proton-c] Credit distribution by messenger is not balanced across all links
> ----------------------------------------------------------------------------
>
> Key: PROTON-200
> URL: https://issues.apache.org/jira/browse/PROTON-200
> Project: Qpid Proton
> Issue Type: Bug
> Components: proton-c
> Affects Versions: 0.3
> Reporter: Ken Giusti
> Assignee: Ken Giusti
> Attachments: proton-200.patch, upstream-credit.patch
>
>
> The method used to distribute credit to receiving links may lead to starvation when the number of receiving links is > the available credit.
> The distribution algorithm always starts with the same link - see messenger.c::pn_messenger_flow()
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