Messages in this thread | | | Date | Wed, 25 Oct 2006 17:13:41 -0400 | From | Josef Sipek <> | Subject | Re: rename() contention (BUG?) |
| |
On Wed, Oct 25, 2006 at 03:56:34PM -0500, lkml@pengaru.com wrote: > Hello, > > I have seen some scalability problems with Maildir-based mail systems running on > Linux (debian sarge, 2.6.8), and after much investigation I found a large part > of the problem was rename() contention.
Just FYI, around 2.6.15 the i_sem was replace with i_mutex which is much better/faster. (And I would strongly suggest you upgrade.) I would actually like to know how much the lock contention decresed for your case.
(I'm going to read the rest when I get back.)
Josef "Jeff" Sipek.
-- In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. - Linus Torvalds - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |