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From Parin Shah <>
Subject Re: mod-cache-requestor plan
Date Sat, 16 Jul 2005 02:57:34 GMT
On 7/15/05, Colm MacCarthaigh <> wrote:
> On Fri, Jul 15, 2005 at 01:23:29AM -0500, Parin Shah wrote:
> > - we need to maintain a counter for url in this case which would
> > decide the priority of the url. But mainting this counter should be a
> > low overhead operation, I believe.
> Is a counter strictly speaking the right approach? Why not a time of
> last access?
> I havn't run a statistical analysis but based on my logs the likelyhood
> of a url being accessed is very highly correlated to how recently it has
> been accessed before. A truly popular page will always have been
> accessed recently, a page that is becoming popular (and therefore very
> likely to get future hits) will have been accessed recently and a page
> who's popularity is rapidly diminishing will not have been accessed
> recently.

Last Access Time is definetaly better solution when compared to
counter mechanism. Would like to know other ppl's opinion too.


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