RE: How to optimize cacheing

From: Walter Klomp <wklomp@dont-contact.us>
Date: Sat, 25 Jan 1997 01:46:13 +0800

Hi,

I have on average around 60% cache efficiency. I do that by caching also wav files, midi, gif's etc... but these for a very long time as they hardly change. I don't cache html for a long time, but minimum 4 hours which is sufficient for most purposes... Even Microsoft gets cache properly... More harddisk space and internal memory will help also...

Check out my settings for refresh pattern... It saves my bandwidth a lot...

refresh_pattern/i \.mov$ 10080 90% 43200
refresh_pattern/i \.qtm$ 10080 90% 43200
refresh_pattern/i \.mid$ 10080 90% 43200
refresh_pattern/i \.wav$ 10080 90% 43200
refresh_pattern/i \.viv$ 4320 90% 43200
refresh_pattern/i \.mpg$ 4320 90% 43200
refresh_pattern/i \.gif$ 10080 90% 43200
refresh_pattern/i \.jpg$ 10080 90% 43200
refresh_pattern ^http:// 240 40% 20160
refresh_pattern ^ftp:// 240 50% 20160
refresh_pattern ^gopher:// 240 40% 20160
refresh_pattern /cgi-bin/ 0 0% 30
refresh_pattern . 240 40% 20160

Hope it helps

Walter Klomp
Systems Administrator
Swiftech Internet
http://www.swiftech.com.sg

-----Original Message-----
From: Carmine Di Biase [SMTP:carmine@true.net]
Sent: Saturday, January 25, 1997 1:27 AM
To: squid-users@nlanr.net
Subject: How to optimize cacheing

        Hi all,

        Has anyone achieved more that .39 cache efficiency?

        This is maximun. Average is .26

        Our cache size is 4Mb but almost never is used for
more than 2Mb.

        we tried a lot of refresh patterns but it looks like that

        refresh_pattern . 30 80% 40320

        worked better.

        I'm not sure how can I increase this performance, but I
would like your advice, tips, eng. analysis and whatever methods
might help. Our Bandwith is going to collapse and our PTT+Int'l
carrier needs at least 2 month to upgrade it

        Thank you all in advance

        Best Regards,

        Carmine Di Biase
        carmine@true.net

Carmine Di Biase TRUEnet, Red Internacional de Informacion
carmine@true.net +58-2-2392544, Fax +58-2-2397919
Received on Fri Jan 24 1997 - 10:02:01 MST

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