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From Mark Thomas <ma...@apache.org>
Subject Re: APR/native and per socket timeouts.
Date Sun, 20 May 2012 18:58:45 GMT
On 20/05/2012 19:46, Henri Gomez wrote:
> And what about using pollsets with specific timeout and associate sockets to pollset
according to their timeout needs ?

That is what we do currently. I'm not convinced that is a scalable long
term solution as the number of things that need different time outs
increases.

Mark


> 
> Just an idea. 
> 
> Le 20 mai 2012 à 20:37, Mark Thomas <markt@apache.org> a écrit :
> 
>> Currently, time outs for APR/native sockets are managed at the Pollset
>> level. This means all sockets in a single Pollset must have the same
>> time out. This is starting to become a nuisance.
>>
>> I have already had to add a second Pollset to AprEndpoint to handle
>> separate connection and keep-alive time outs. Now I need to be able to
>> handle infinite time outs for WebSocket and I do not want to have to add
>> a third Pollset.
>>
>> Therefore, I intend modifying the APR/native code to support per socket
>> time outs. I would be grateful if those of you with more C knowledge
>> than I (which is most people on this list) could:
>> a) tell me now if this is a crazy idea (and why)
>> b) keep an extra close eye on any commit of mine that touches the C code.
>>
>> I intend to retain backwards compatibility so newer versions of the
>> native connector will work with older Tomcat versions but Tomcat 7 will
>> have a new minimum native version so that this feature is available.
>> This means that the next Tomcat 7 release is likely to have to wait for
>> the next native release.
>>
>> Looking at the code so far, I am likely to start with some renaming to
>> clarify the current code before actually changing anything functional.
>>
>> Mark
>>
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