Re: [squid-users] Sizing / Configuration Squid

From: Henrik Nordstrom <hno@dont-contact.us>
Date: Tue, 17 Dec 2002 22:11:36 +0100

Be sure to read the Squid FAQ chapter on memory usage.

For such relatively small population as 400 users memory usage is mainly
the only thing that might get you into a bottleneck, unless ofcourse if
these 400 is really heavy surfers like an internet cafe only providing
surfing and no gaming or something similar.

Regards
Henrik

"Sturgis, Grant" wrote:
>
> Greetings all,
>
> My apologize if this is covered in the FAQ or on a regular basis on this
> list; I have done <some> research.
>
> I am interested in knowing if I have sized my squid server appropriately for
> deployment. In particular I am interested in memory utilization and
> redirectors spawned. I will be deploying the proxy server to a user base of
> around 400 PCs, but am currently testing with about 20 users.
>
> I understand that paging is a very bad thing for performance in general and
> is especially important for squid. I have played with cache_mem quite a bit
> to make it as large as possible without getting into swapping. I have gone
> everywhere from default to 128 MB and am currently running at 96 MB and
> squid process has grown to 120 MB.
>
> The second question has to do with the number of redirectors spawned. I am
> currently using adzapper (perl) and am spawning 16 process at startup (RSS =
> 3168 for EACH - yikes). I am just outside the "WARNING: All redirector
> processes are busy" threshold, and am prepared to up that number as needed.
>
> Does anyone have any rough numbers to talk about in these areas (including
> numbers of users supported)? Is there a doc about this that I have missed?
>
> TIA all,
>
> Grant
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Received on Tue Dec 17 2002 - 14:43:00 MST

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