Re: Ext3 vs NTFS performance

Andi Kleen
2007-05-02T17:42:59Z

Theodore Tso <tytso@mit.edu> writes:

> On Wed, May 02, 2007 at 02:21:40PM +0200, Andi Kleen wrote:
> > Andrew Morton <akpm@linux-foundation.org> writes:
> > >
> > > Conceivably we could address this in the filesystem without mucking other
> > > things up. But I'd have thought the simplest damage-control would be to
> > > detect this pattern in samba and to then use glibc's fallocate().
> >
> > The advantage of detecting it in kernel would be that it would handle
> > Linux applications that do this (I suspect there are some) too.
>
> Um, which applications do you suspect? So we can hunt down those user
> space applications programmers and slap them silly? Or rather,
> unsilly, since that there's no good reason to ever suspect that
> writing a byte every 128k would result in a good allocation layout on disk?

Anything that uses glibc fallocate() ?

-Andi