Am Freitag, 8. Juni 2012, 14:55:44 schrieb Guido Winkelmann: > I did not change anything else in the setup. In particular, the OSDs still > use btrfs. One of the OSD has been restarted, though. I will run another > test with a VM without rbd caching, to make sure it wasn't by random chance > restarting that one osd that made the real difference. Did that now, the problem is still reproducable: Start a VM normally -> Lots and lots of data corruption (and it seems to be getting worse...) Start a VM with rbd caching -> No data corruption Guido -- 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