varnish is using all file descriptors

Darvin Denmian darvin.denmian at
Mon Jun 20 22:01:13 CEST 2011

What OS are you using?

On Mon, Jun 20, 2011 at 4:31 PM, Vince <cooltechemail at> wrote:

> Hi,
> We had a problem with our varnish server recently that sometimes the server
> will use all file descriptors available to it, which is set to 65536, and
> start refusing connections. I am wondering how to find out what's the real
> problem behind it.
> The only thing I can think of is that I configured max_restarts=2 and we
> have 3 backends. When the the first backend returns a 404, varnish will try
> the second, and when the second backend returns 404 again, varnish will try
> the third one. Will this be a problem or cause any dead loops?
> I would appreciate if anyone would shed some light on it problem. Basically
> when we encounter this problem everything seems fine and it is hard for us
> to diagnose the problem
> Thank you very much
> Vince
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