Thanks, Henrik pal! 
I want all the traffic to be cached. (Not a part of them.) 
> What is the expected bandwidth that will be proxied by Squid?
If the bandwidth will be increased by 10%, I will be satisfied with 
Squid. What about your opinion? I just want to have a normal 
configuration that user will feel that the network is faster when using 
Squid. I will not ask too much for Squid. :-) 
Another question, what means "bursty usage" in your reply? 
What means "ca" in your reply? Can you give me a simple 
explanation? 
Cheers, 
Erik 
-----  Original Message  -----
From: Squid Support (Henrik Nordstrom) 
To: maillist151@sohu.com 
Cc: squid-users@squid-cache.org 
Subject: Re:Re: RE: [squid-users] What hardware shou
Sent: Sat Jul 13 18:44:11 CST 2002
> On Saturday 13 July 2002 06.10, maillist151@sohu.com wrote:
> 
> > The average band with of our university is about 20Mbps, and
> > the highest band width is about 35Mbps. We use MRTG to get the
> > result. The two numbers seems stable for the last two months.
> 
> Is all of that web traffic that should be proxied by Squid, or is 
> there other traffic as well that won't involve Squid?
> 
> What is the expected bandwidth that will be proxied by Squid?
> 
> > The second question, I want to keep Squid cache as much as I can.
> > Maybe for more than 3 years.
> 
> 3 years of 20 Mbps is not realistic on any budget.
> 
> 20 Mbps is roughtly 2MByte/second. Assuming you have a bursty usage 
> making the link ca 33% used on average over the day this is ca 56GB 
> per day. Counting low with only 40 weeks of activity per year, 5 days 
> per week this is 11 TB of content per year..
> 
> Assuming 30% of the content is cacheable and stays in the cache it 
> still is 3.6TByte per year..
> 
> Note: Most people find that the increase in hit ratio diminishes after 
> about 1 week worth of cache..
> 
> -- 
> MARA Systems AB, Giving you basic free Squid support
> Customized solutions, packaged solutions and priority support
> available on request
Received on Sat Jul 13 2002 - 05:53:29 MDT
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