On 20/01/2016 06:08, Roman Mamedov wrote: > I don't get any ENOSPC errors on the host, also it doesn't seem to > be a slowdown caused by disk I/O searching for free space, just a > complete lock-up: I monitor the guest with 'ping', and when it > happens, the ping responses stop immediately and do not return, > also there is no reaction to any keypress in the KVM VNC window. Can you go to the QEMU monitor (Ctrl-Alt-F2 typically, or just add "-monitor stdio" to the QEMU command line) and type "info status"? Paolo -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html