Re: [squid-users] squid deployment

On Mon, 29 Mar 2010 15:18:24 +0200, guest01 <guest01_at_gmail.com> wrote:
> Hi guys,
>
> We want to replace our current proxy solution (crappy commercial
> product which is way too expensive) and thought about Squid, which is
> a great product.I already found a couple of example configurations,
> basically for reverse proxying. What we are looking for is a caching
> and authentication (LDAP and NTLM) only solution with content
> filtering via ICAP. We have following configuration in mind (firewalls
> omitted):
>
> Clients
> |
> |
> v
> Loadbalancer
> |
> |
> v
> Squid-Proxies <----> ICAP-Server
> |
> |
> v
> INTERNET
>
> We are expecting approx. 4500 requests per second average (top 6000
> RPS) and 150Mbit/s, so I suppose we need a couple of Squids. The

Yes, around 5-7 would be my first-glance guess.
Instances that is, not boxes. Since a quad-core box can run 3 Squid and an
8-core box can run 6 or 7 Squid.

> preferable solution would be big servers with a lot of memory and
> Squid 3.0 on a 64Bit RHEL5.
> Does anybody know any similar scenarios? Any suggestions? What are
> your experiences?

For a combo of ICAP and speed 3.1 is what you want to be looking at.
3.0 is not really in speed the race.

>
> The ICAP Servers are commercial ones (at least at the beginning), but
> I have following problem. I want to use multiple ICAP Servers in each
> Squid configuration with loadbalancing, unfortunately it is not
> supported and does not work in Squid 3.

Definitely 3.1 with ICAP service sets.
 http://wiki.squid-cache.org/Features/AdaptationChain

Amos
Received on Mon Mar 29 2010 - 22:20:31 MDT