RE: [squid-users] Sizing a pretty Large Squid Install

From: Robert Collins <robert.collins@dont-contact.us>
Date: Fri, 11 May 2001 13:00:46 +1000

good morning
 

> -----Original Message-----
> From: Chemolli Francesco (USI) [mailto:ChemolliF@GruppoCredit.it]
> Sent: Friday, May 11, 2001 4:03 AM
> To: 'wojtek@3miasto.net'; Chemolli Francesco (USI)
> Cc: 'Joe Cooper'; squid-users@squid-cache.org
> Subject: RE: [squid-users] Sizing a pretty Large Squid Install
>
>
> > > so the actual peak is higher). Hardware specs:
> > > dual PIII/450
> > > 1 Gb RAM
> > > 6 9.1Gb (not sure about RPM, might even be 7.2k)
> > Ultra2-wide spindles,
> > > 1 for system, 5 for diskd-based (10 cache_dirs) cache on ext2
> >
> > you do 2 cache_dirs per drive????
>
> Yes.
> The idea is to exploit (if possible) elevator optimization in moving
> the drive heads, which requires having multiple outstanding
> requests on the same drive. Diskd only has one active disk operation
> at any given moment AFAIK.
> Probably mostly irrelevant under normal conditions, but it can help
> decrease consistency checks and crash recovering.
>
> As you could have noticed from the text you didn't quote,
> the squid version I'm using is 2.3DEVEL4-NTLM, which is broken in
> a few ways (thus the need to recover from time to time), but
> I NEED the NTLM and 2.5 is not yet ready - currently
> my test setup crashes after (on average) .5M hits - it wouldn't
> last 40 minutes under my load. Robert and I have been chasing
> this bug for way too long now, and still haven't got a solution.
>
> --
> /kinkie
>
Received on Thu May 10 2001 - 21:09:02 MDT

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