mod_proxy buffering small chunks

On 04/11/2007 06:42 PM, Filipe wrote:
> I'm trying to use apache to proxy a push application,
using chunked
> transfer
> encoding. The problem is that the mod_proxy buffers the
server response
> internally and only sends the data to the client when
the buffer is filled
> or the connection with the server is terminated.
> 
> This behavior is not adequate for push applications,
where the response
> must
> be redirected instantly to the http client.
> 
> This problem was discussed a year ago:
> http://mail-archives
.apache.org/mod_mbox/httpd-dev/200602.mbox/raw/%3C2006021320
4845.GA29907maribor.izzy.net%3E/

This is only fixed in trunk so far. See
http://issues.apache.org/bugzilla/show_bug.cgi?id=41056
and
http://svn.apache.org/viewvc?view=rev&revision=4801
35

Regards

Rüdiger

On Apr 11, 2007, at 3:34 PM, Ruediger Pluem wrote:

>
>
> On 04/11/2007 06:42 PM, Filipe wrote:
>> I'm trying to use apache to proxy a push
application, using chunked
>> transfer
>> encoding. The problem is that the mod_proxy buffers
the server  
>> response
>> internally and only sends the data to the client
when the buffer  
>> is filled
>> or the connection with the server is terminated.
>>
>> This behavior is not adequate for push
applications, where the  
>> response
>> must
>> be redirected instantly to the http client.
>>
>> This problem was discussed a year ago:
>> http://mail-archives.apache.org/mod_mbox/http
d-dev/200602.mbox/raw/ 
>> %3C20060213204845.GA29907maribor.izzy.net%3E/
>
> This is only fixed in trunk so far. See
> http://issues.apache.org/bugzilla/show_bug.cgi?id=41056
> and
> http://svn.apache.org/viewvc?view=rev&revision=4801
35
>

Hmmm. Looks like a backport candidate... I'll likely
do some testing and propose if it works 

Jim Jagielski wrote:
> 
>>
>> This is only fixed in trunk so far. See
>> http://issues.apache.org/bugzilla/show_bug.cgi?id=41056
>> and
>> http://svn.apache.org/viewvc?view=rev&revision=4801
35
>>
> 
> Hmmm. Looks like a backport candidate... I'll likely
> do some testing and propose if it works 
> 

I have another one that fixes this issues for non-chunked
content.

I've tested this and a flushwait=timeout can work very well
with
mod_proxy_http. The principle is the same as Rudiger did for
ajp.

Regards,
Mladen.