503 errors using Citrix Netscaler

[Pablo García]

Look at the logs in the netscaler for service or vserver down, it seems to
me that the vserver you're pointing the varnish to, is going up and down and
that's why the 503 response from the netscaler.

Regards, Pablo


On Thu, Jan 15, 2009 at 5:08 AM, Naama Bamberger <naama at answers.com> wrote:

>  We're using Varnish 2.0.1 on our site, with Citrix Netscaler between
> Varnish and our Apache Web machines.
>
> We're getting hundreds of sporadic 503 errors an hour.
>
> When I let Varnish round-robin between our web machines, bypassing the load
> balancer, the problem disappears.
>
> (We don't want to use this as a permanent solution, though, for failover
> and maintenability reasons).
>
>
>
> Are there any known issues regarding Varnish and Citrix Netscaler?
>
>
>
> Thanks,
>
> Naama
>
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>
>
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