On Sun, Jan 27, 2013 at 2:52 PM, Andrey Korolyov <andrey@xxxxxxx> wrote: > Ahem. once on almost empty node same trace produced by qemu > process(which was actually pinned to the specific numa node), so seems > that`s generally is a some scheduler/mm bug, not directly related to > the osd processes. In other words, the less percentage of memory > actually is an RSS, the more is a probability of such allocation > failure. This might be a known bug in xen for your kernel? The xen users list might be able to help. -sam -- 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