> >                          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:" 
> > 
> > 
> 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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