Re: How is squid performing?

From: Henrik Nordstrom <>
Date: Wed, 17 May 2000 07:52:42 +0200 wrote:

> 1) Is there any tool to view how squid caching is performing?
> I have no Parent/Siblings and I'm using squid as a http accelerator.

For "real-time" graphs, MRTG is a good tool.

> 2) In my access.log, as you can see below, I'm getting the NONE variable,
> does this mean
> something to do with the object being cached?
> 0 TCP_MEM_HIT/200 1355 GET
> GCSECon4886Img937.gif - NONE/- image/gif
NONE in the hierarchy tag means Squid did not need to contact someone
else to solve the request.

> 3) Is there any software to tell, on average or even just for the most
> frequent objects cached, how long objects are being
> cached before they are replaced?
> As this will indicate if there are any problems with the expires headers in
> the ASP pages and the squid
> server won't be blamed it objects arn't cached.

Non exactly, but there is a good tool for checking if a object can be
cached or not, with descriptive comments. I never seem to remember the
URL but it has been posted on squid-users numerous times (last time
yesterday I think..). Should also be a link from

Henrik Nordstrom
Squid hacker
Received on Wed May 17 2000 - 00:08:30 MDT

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