On Tue, Jun 20, 2006 at 12:29:10PM +0200, Phil Regnauld wrote: +> On Mon, Jun 19, 2006 at 03:11:01PM +0200, Pawel Jakub Dawidek wrote: +> > +> > Copying one large file: +> > UFS: 8s +> > UFS+SU: 8s +> > gjournal(1): 16s +> > gjournal(2): 14s +> +> This is very very interesting work! +> +> I am definitely going to test this. +> +> I know this is too early to ask considering the optimizations +> that can be done, but do you have any idea how this would perform +> compared to ReiserFS on similar operations as the ones you +> benchmarked ?

No idea. I think ReiserFS is using only metadata journaling, but I don't know for sure.

+> PS: is it me or is the patch missing a gjournal command, as invoked +> in your examples ?

It is you:) gjournal(8) is implemented as shared library for geom(8) command, just like gconcat(8), gstripe(8), gmirror(8), graid3(8), geli(8), gnop(8), glabel(8) and gshsec(8).