Load Balancing and Varnish

[Jean-Christian BEDIER]

Real loadbalancer offer more functionality, like hash uri for sticky
on specific varnish and reduce cache objet redundancy.

On Tue, Jun 26, 2012 at 7:57 PM, Allan Brand <allan.brand at gmail.com> wrote:
> Thanks!  Does Varnish support least-connections or weighted
> least-connections load balancing?
>
> Also, in the scenario of placing a LB in front of Varnish, is the
> Varnish host a dedicated machine or is it running locally on the web
> servers?
>
> Allan
>
> On Tue, Jun 26, 2012 at 12:40 PM, Hugo Cisneiros (Eitch)
> <hugo.cisneiros at gmail.com> wrote:
>> On Tue, Jun 26, 2012 at 1:46 PM, Allan Brand <allan.brand at gmail.com> wrote:
>>> I'm new to Varnish and I've seen a number of discussions where Varnish
>>> is used in conjunction with a load balancer in the following manner:
>>> [LB] -> [Varnish] -> [www 1-n]
>>>
>>> I'm guessing that Varnish is running locally on the www hosts?  If
>>> not, Is there any reason why placing Varnish in front of the load
>>> balancers instead would not be ideal?
>>> [Varnish] -> [LB} -> [www 1-n]
>>
>> Usually you use LB in front of varnish for high availability cases.
>> Then, if a varnish fails, the other will take over all the work.
>>
>> But there's no problem using Varnish as a load balancer as it does a
>> great job, as others said in this thread. But you must pay attention
>> to the fail over/load balancing on the varnish as well :-)
>>
>> --
>> []'s
>> Hugo
>> www.devin.com.br
>>
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>
>
>
> --
> ---------------------------------------
> Allan
> (208) 977-6014 (eFax)
>
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