On Nov 3, 2011, Mandell Degerness <mandell@xxxxxxxxxxxxxxx> wrote: > We are currently running all services on each of the three nodes. > (mon, mds, and several osd processes). Do you also happen to have a ceph.ko mount on the node that showed the problem? If so, you may be running into a deadlock in which ceph.ko is waiting for a response from the mon to complete a sync and release some pages, but mon is waiting for a sync to complete before it will respond. -- Alexandre Oliva, freedom fighter http://FSFLA.org/~lxoliva/ You must be the change you wish to see in the world. -- Gandhi Be Free! -- http://FSFLA.org/ FSF Latin America board member Free Software Evangelist Red Hat Brazil Compiler Engineer -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html