RE: [squid-users] Fw: HTTP requests per minute: 507.4

> -----Original Message-----
> From: robin.garner@iname.com [mailto:robin.garner@iname.com]
> Sent: Wednesday, May 16, 2001 2:10 PM
> To: edward@cariaccess.com
> Cc: squid-users@squid-cache.org
> Subject: Re: [squid-users] Fw: HTTP requests per minute: 507.4
>
> Look at the response times in this part of the output. If the "Cache
> Hits" response time increases, then you have a problem. From these
> stats, over a 1-hour period, your cache is giving a 47.7% speedup
> [ (4.30363 - 2.25116)/4.30363 ], which means the cache is paying for
> itself nicely.
>
> (Henrik: I've seen your comment on this statistic, and agree, but I
> think it's safe to assume the cache miss time is a reasonable
> approximation to the response time you would experience if
> squid wasn't there)

It's _not_ a reasonable approximation. A direct connection will not
* use any cache hierarchy that squid may be using,
* use the DNS cache that squid has,
* retry if the server is faulty,
* won't be retrying across round-robin dns servers....

Rob
Received on Tue May 15 2001 - 22:14:49 MDT