On Wed, Jul 27, 2011 at 9:05 AM, Gregory Farnum <[email protected]> wrote: > The doubled writes can be annoying, but it's really the only safe > thing to do. Perhaps we could do something with btrfs and snapshots to > avoid using a journal, but I'd have to look into it some more. Actually this already works -- you are data safe if you run btrfs without a journal. Apparently it's even slower, though -- you need to go through a lot more syncs to guarantee your data safety.
So your best bet if it's a real problem is to add a fast disk to use as your journaling device. -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
