On Thu, Jun 09, 2011 at 11:54:26AM +0800, Wu Fengguang wrote: > Oh it's not sync(1) in Carlos' case, but random commands like man/dd > as well as > > task xfssyncd:451 blocked for more than 120 seconds. > > It looks more like XFS related livelock, because I ran into similar > problem in a very simple XFS setup on some plain disk partition. Care to explain what issues you saw, and with what setup and kernel version? Also usually the task blocked more than 120 seconds display should come with a stacktrace, how does it look like? -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html