[+] Re: Breaking Varnish

Poul-Henning Kamp phk at phk.freebsd.dk
Wed Jan 28 19:52:00 CET 2009

In message <20090128183618.GE28138 at digdug.corp.631h.metaweb.com>, Niall O'Higgi
ns writes:
>On Wed, Jan 28, 2009 at 10:18:48AM -0800, Michael S. Fischer wrote:
>> On Jan 28, 2009, at 10:04 AM, Niall O'Higgins wrote:
>Varnish is running on a dual CPU (amd64) Linux 2.6 machine.  We have
>pushed it up to 6701 t/sec with multiple load-generation machines.  We
>see the same child-restart behaviour whether we use a single
>load-generation machine, or three.

As I said, increase the cli_timeout parameter, it is probably
to short for that kind of scenario.

Also, you should probably set srcaddr_ttl to zero, to disable
the (effectively unused) per source-IP statistics.

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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