[.....]
> > The second improvement, contributed by
> > [EMAIL PROTECTED], is a new directory allocation policy (codenamed
> > "dirpref"). Coupled with soft updates, the new dirpref code offers up
> > to a 60x speed increase in gluk's tests, documented here:"
> >
> >
>http://groups.google.com/groups?q=dirpref&num=100&hl=en&lr=&safe=off&rnum=2&seld=905073910&ic=1
>
>
> I do like the dirpref stuff, but I can't comment much on it
> except that it looks like a good change that should be fairly easy to
> bring into FreeBSD.
>
> I'm not 100% convinced about the algorithm to avoid clusters filling
> up with directory-only entries (it looks like a worst-case would fill
> a cluster with 50% directories and 50% files leaving a bad layout when
> the directories are populated further), but then the non-dirpref
> scheme has some far worse worst-case scenarios ;-)
Just to follow up on myself... it seems the dirpref stuff was
committed to FreeBSD this morning :-]
--
Brian <[EMAIL PROTECTED]> <brian@[uk.]FreeBSD.org>
<http://www.Awfulhak.org> <brian@[uk.]OpenBSD.org>
Don't _EVER_ lose your sense of humour !
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