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https://issues.apache.org/jira/browse/SYNAPSE-86?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Asankha C. Perera updated SYNAPSE-86:
-------------------------------------

    Attachment: pipefix.patch

This is a quick fix to the problem, re-using the buffered pipe code already 
available in the JDK through the PipedInputStream and PipedOutputStream. This 
patch would use the above pure Java pipe implementation on Windows but continue 
to use the native Pipe implementations on other operating systems where there 
are no issues. 

This patch is for review and comment by the community - as I know this is a 
simple and quick fix. Also this needs to be tested on Windows - Probably by 
Indika/Ant under load.

> Overcome resource limitations in Windows systems due to use of Pipes when the 
> NIO transport is used under load
> --------------------------------------------------------------------------------------------------------------
>
>                 Key: SYNAPSE-86
>                 URL: https://issues.apache.org/jira/browse/SYNAPSE-86
>             Project: Synapse
>          Issue Type: Improvement
>          Components: Transports
>    Affects Versions: 1.0-RC1-B2
>         Environment: Windows
>            Reporter: Asankha C. Perera
>         Assigned To: Asankha C. Perera
>         Attachments: pipefix.patch
>
>
> On Windows Systems the java.nio.channels.Pipe implementation 
> (sun.nio.ch.PipeImpl) uses a socket connection which is both expensive and 
> resource intensive. This causes TCP ports to be exhausted when the NIO 
> transport is being used under load. Linux and Solaris systems optimize this 
> to native calls.
> However, Synapse NIO transport must be able to perform well and unhindered 
> even on operating systems like Windows ;-)

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