Hi all, It seems live snapshot is available in the Fedora 17 qemu-kvm. On my laptop with kvm, virt-manager, libvirt, virsh etc. I created a virtual machine and tried to make a live snapshot:
virsh -c qemu:///system Welcome to virsh, the virtualization interactive terminal. Type: 'help' for help with commands 'quit' to quit virsh # list Id Name State ---------------------------------------------------- 1 RHEL55_NTP running virsh # snapshot-create RHEL55_NTP Domain snapshot 1340871802 created virsh # snapshot-list RHEL55_NTP Name Creation Time State ------------------------------------------------------------ 1340871724 2012-06-28 10:22:04 +0200 running 1340871802 2012-06-28 10:23:22 +0200 running Both my laptop and the Virtio vdsm machine are using the same package: [root@kvm ~]# rpm -qf `which qemu-kvm` qemu-system-x86-1.0-17.fc17.x86_64 [wdh@laptop-winfried ~]$ rpm -qf `which qemu-kvm` qemu-system-x86-1.0-17.fc17.x86_64 Op 28-06-12 03:29, Itamar Heim schreef: > On 06/27/2012 10:47 AM, Winfried de Heiden wrote: >> Hi all, >> >> >> Trying to create an online (vm still running) fails; attachted is de >> vdsm logfile trying to create a live snapshot. >> >> Some details: >> >> hypervisor = Fedora 17 + vdsm, all the latest updates etc. >> >> [root@kvm vdsm]# rpm -qi vdsm >> Name : vdsm >> Version : 4.10.0 >> Release : 2.fc17 >> Architecture: x86_64 >> Install Date: wo 27 jun 2012 12:08:20 CEST >> Group : Applications/System >> Size : 2425943 >> License : GPLv2+ >> Signature : (none) >> Source RPM : vdsm-4.10.0-2.fc17.src.rpm >> Build Date : vr 22 jun 2012 12:52:54 CEST >> Build Host : x86-11.phx2.fedoraproject.org >> Relocations : (not relocatable) >> Packager : Fedora Project >> Vendor : Fedora Project >> URL : http://www.ovirt.org/wiki/Vdsm >> Summary : Virtual Desktop Server Manager >> Description : >> The VDSM service is required by a Virtualization Manager to manage the >> Linux hosts. VDSM manages and monitors the host's storage, memory and >> networks as well as virtual machine creation, other host administration >> tasks, statistics gathering, and log collection. >> >> BTL, sanlock is disabled in qemu.conf (#lock_manager="sanlock"), I >> cannot install a vm when it's enabled. Is that related? > > this is the relevant error coming from libvirt. > maybe fedora 17 qemu-kvm does not have live snapshot support? > > Thread-306::ERROR::2012-06-27 > 12:46:40,178::libvirtvm::1782::vm.Vm::(snapshot) > vmId=`ef978066-09c8-40aa-8e0b-4accfacc15bd`::Unable to take snapshot > Traceback (most recent call last): > File "/usr/share/vdsm/libvirtvm.py", line 1780, in snapshot > libvirt.VIR_DOMAIN_SNAPSHOT_CREATE_REUSE_EXT)) > File "/usr/share/vdsm/libvirtvm.py", line 491, in f > ret = attr(*args, **kwargs) > File "/usr/lib/python2.7/site-packages/vdsm/libvirtconnection.py", > line 82, in wrapper > ret = f(*args, **kwargs) > File "/usr/lib64/python2.7/site-packages/libvirt.py", line 1443, in > snapshotCreateXML > if ret is None:raise libvirtError('virDomainSnapshotCreateXML() > failed', dom=self) > libvirtError: unsupported configuration: reuse is not supported with > this QEMU binary _______________________________________________ Users mailing list Users@ovirt.org http://lists.ovirt.org/mailman/listinfo/users