Output Buffering with Varnish

Paul A. Procacci pprocacci at datapipe.com
Fri Aug 31 16:58:33 CEST 2012

`man vcl`

          Deliver  the  object to the client directly without fetching the
          whole object into varnish. If this request is  pass'ed  it  will
          not be stored in memory. As of Varnish Cache 3.0 the object will
          marked as busy as it is delivered so only client can access  the

This probably does what you want.


On Fri, Aug 31, 2012 at 04:39:11PM +0200, Christoph Mitasch wrote:
> Hello,
> I'm using Varnish 3.0.2-2~bpo60+1 on Debian Squeeze.
> The following PHP code behaves differently when Varnish is used. The output is returned after 10 seconds at once. When Varnish is not used, an output is returned every second.
> <?
> echo "started";
> for ($i=0;$i<10;$i++) {
>  echo "+++";
>  echo str_repeat(" ", 4096);
>  sleep(1);
>  flush();
>  ob_flush();
> }
> echo "stopped";
> ?>
> How can Varnish be configured that scripts making use of output buffering are working as expected?
> Thank you,
> Christoph
> _______________________________________________
> varnish-misc mailing list
> varnish-misc at varnish-cache.org
> https://www.varnish-cache.org/lists/mailman/listinfo/varnish-misc


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