Varnish replication?

[Dridi Boukelmoune]

You can use a director to have the other varnish as a fallback of your
real backends, and maybe play with the weights and retries to keep you
varnishes warm.

Best Regards,
Dridi


On Mon, Feb 18, 2013 at 2:46 PM, Rafał Radecki <radecki.rafal at gmail.com> wrote:
> Interesting, what if one of the servers goes down? Should the backends
> be defined in order? For example:
> - varnish1 asks varnish2
> - if varnish2 does not answer it asks backend directly
> ?
>
> 2013/2/18 Dridi Boukelmoune <dridi.boukelmoune at zenika.com>:
>> Hi,
>>
>> Does this help ?
>> https://www.varnish-cache.org/trac/wiki/VCLExampleHashIgnoreBusy
>>
>> Best Regards,
>> Dridi
>>
>> On Mon, Feb 18, 2013 at 1:37 PM, Rafał Radecki <radecki.rafal at gmail.com> wrote:
>>> Hi all.
>>>
>>> I have a two node pacemaker cluster. If primary node goes down then
>>> secondary node takes its role.
>>> I use varnish on both nodes. When I switch to the secondary node the
>>> cache needs to be regenerated (as expected). Is there a way to
>>> replicate varnish cache between two servers? Something like conntrackd
>>> for iptables?
>>>
>>> Best regards,
>>> Rafal Radecki.
>>>
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