Peter Svensson <petersv@df.lth.se> writes:

> On Wed, 11 Jun 1997, Ken Hornstein wrote:
> 
> > Depends what the definition of "better" is.  Linux advocates claim
> > that non-synchronous metadata writes is a feature, and is a big
> > performance gain.  I'm not a filesystem guru, nor do I claim to be
> > one on TV, so I can't evaluate this claim on any technical merits.
> > What do other people think?
> 
> It does give a nice performance boost on most filesystems (on
> Solaris we see a 20-40% gain on our newsserver). I have not checked
> the kernel sources, but the linux man pages say that they support
> sychronous writes on ext2fs, if mounted with that option.

Wasn't there some patches for FreeBSD to do semi-asynchronous metadata
operations? IIRC it was about as fast as ext2.

/Johan