Re: [squid-users] SQUID 2.4STABLE 6 and 7 strange CPU usage

From: Joel Jaeggli <joelja@dont-contact.us>
Date: Fri, 26 Jul 2002 11:11:46 -0700 (PDT)

Also the newer celeron PIII's have a 256Kb on die cache like the older
pentium III's while the 1.13ghz and faster PIII's have 512k. so a new
celeron looks comparable to a 100mhz fsb PIII these days...

All things being equal they should outperform the 850mhz pIII's in our
circa 2000 cache boxes...

joelja

On Fri, 26 Jul 2002, Joe Cooper wrote:

> I would disagree. There is no fundamental difference in the core of a
> Celeron that makes it unsuitable for high demand work. A Celeron at
> 1GHz today is a far more powerful CPU than the PII 300MHz CPUs that were
> in use just three years ago in high end Squid machines.
>
> A Celeron is a fine choice for many server situations, as is the AMD
> Duron. A smaller on-die cache (the only major difference between the
> Celeron/Duron and the PIII|P4/Athlon) makes very little difference to
> the performance of Squid, as Squid isn't really the type of workload
> that benefits from a large on-die cache. I've benchmarked a 1GHz PIII
> against a 1GHz Celeron, and the performance difference was about 5%.
>
> Mark Tinka wrote:
> > i think it's because u are running a Celeron.. in my
> > experience, with using Celerons on UNIX and Windows, i
> > have discovered that the processor does not operate
> > cleanly.. once in a while, it will shoot up to maximum
> > use, even when nothing is happenning..
> >
> > Celeron is really not intended for hard work like what
> > squid is doing.. it's not that reliable.. it's mainly
> > for single-user, single-task, operating systems, such
> > as Windows 9x/ME.. to use it on UNIX or Windows 2000
> > would not yield the kind of performance u're looking
> > for...
> >
> > going for a Pentium or Athlon would give u better
> > performance, at even a lower cycle rate than the
> > Celeron...
> >
> > good luck..
> >
> > AKNIT
>
>

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Joel Jaeggli	      Academic User Services   joelja@darkwing.uoregon.edu    
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Received on Fri Jul 26 2002 - 12:11:54 MDT

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