Re: multiply files in one (was GNU/Linux stance by Richard Stallman)

yodaiken@chelm.cs.nmt.edu
Tue, 30 Mar 1999 06:11:36 -0700


On Tue, Mar 30, 1999 at 04:56:06PM +1000, Richard Gooch wrote:
> Larry McVoy writes:
> Hm. OK, maybe the problem is that you're thinking about typically
> small files. Unfortunately I can't find your original message with the
> histogram in my archives. For my /usr/bin, the median file size is
> 9216 bytes, which, IIRC, is larger than the median you measured.

The interesting thing about Larry's numbers is that they are not on-disk
numbers.

> - a modest read-ahead (hundreds of kBytes) of the inode blocks will
> halve the number of seeks, and will make the remaining seeks
> generally less expensive (no need to seek between two different
> areas on the disc)

Only if the directory contents are grouped together on the disk.

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