Re: [squid-users] Performance tuning Squid box for ISP traffic

On Wed, 2004-12-08 at 19:22, Milind Nanal wrote:
> My squid cache (with WCCP2) is running on FreeBSD 5.2 operating system for
> an ISP. This is running fine but I want to tune it for better performance.
> I have used HP DL 140 hardware with 80 GB IDE hard disk & 512 MB RAM.

Try using Either SATA or Scsi disk if you are able to.

>
> 1) How do I check the HIT rate of my Squid BOX. Any utility. I have tried
> couple of access log analyzer but those are taking long time processing &
> scanning the log files ?

Calamaris is a good one, alternative is to use squid's cachemgr.cgi

> 2) Any fine tune parameters for better performance rather than using default
> values in squid.conf ?

There are lots. depends on whether you want more speed or more bandwidth
savings.

use Reiserfs for the file-system w/ notail/noatime
Do not use RAID.
make sure your Cache vs. RAM is optimum
~10MB Ram per 1GB Cache

> 3)would like to explore more on different cache replacement policies LUR,
> GDSF, LFUDA which one is suitable of an ISP class SQUID box ?
NOt exprimented yet. Can't comment

>
> Regards,
>
> Milind
>
> ****************************************************************************
> *************
> NOTHING IS IMPOSSIBLE, Because Impossible itself says - I'M POSSIBLE
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Ow Mun Heng
Gentoo/Linux on D600 1.4Ghz 
Neuromancer 10:22:16 up 48 min, 5 average: 0.40, 0.74, 0.80