On Wed, 30 Nov 2011, Amon Ott wrote: > Hi! > > With some kernel debug options for soft and hard lockup detection, I got some > fine traces. My kernel is a 3.1.4 to which I have ported from ceph-client > for-linus branch what is suitable for 3.1. If needed, I can make my exact > ceph code available. > > Traces are attached. It seems that two depending locks can be acquired in > different order at different parts of the code, and thus lead to a deadlock. > Additionally, I am still trying to reproduce a partial lockup of single dirs > with this debugging. Those are likely to be related to mutex locking dirs > without unlocking properly.
Thanks, put these in the tracker at http://tracker.newdream.net/issues/1762. sage -- 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
