On Wed, Dec 19, 2012 at 06:14:01PM +0100, Jan Kara wrote: > I agree. Just I'm still somewhat puzzled by those two reports pointed to > by Eric. In both cases stored tids were 0 and I cannot see how that happens > (well how it could happen in a reasonably likely way). I'm also really puzzled about how Eric's patch makes a 10% different on the AIM7 benchmark; as you've pointed out, that will just cause an extra wakeup of the jbd/jbd2 thread, which should then quickly check and decide to go back to sleep. - Ted -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html