Re: [PATCH] 2.2.17pre7 VM enhancement Re: I/O performance on

["Scott F. Kaplan" <sfkaplan@cs.amherst.edu>]

Alan Cox wrote:
> Modern OS designers are consistently seeing LFU work better. In our case this
> is partly theory in the FreeBSD case its proven by trying it.

Have any of the FreeBSD people compiled some results to this effect? 
I'd be interested to see under what circumstances LFU works better, and
just what approximations of both LRU and LFU are being used.  There
could be something interesting in such results, as years of other
experiments have shown otherwise.

Scott Kaplan
sfkaplan@cs.amherst.edu
http://www.cs.amherst.edu/~sfkaplan
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