Hello again, Am Sonntag, 6. Juli 2008 16:00:32 schrieb Matthias Pfafferodt: > Hello, > > Am Samstag, 5. Juli 2008 18:48:13 schrieb Daniel P. Berrange: > > On Sat, Jul 05, 2008 at 01:59:26PM +0200, Matthias Pfafferodt wrote: > > > Hello, > > > > > > I try to save a KVM domain which has its hard disk on a LVM volume. I > > > can execute the command to save the domain but restore fails > > > > > > # virsh list > > > Id Name State > > > ---------------------------------- > > > 3 kvm-linux03 running > > > 4 kvm-linux01 running > > > > > > # virsh save kvm-linux01 ./kvm-linux01.ram > > > Domain kvm-linux01 saved to ./kvm-linux01.ram > > > > > > # virsh list > > > Id Name State > > > ---------------------------------- > > > 3 kvm-linux03 running > > > > > > # virsh restore ./kvm-linux01.ram > > > libvir: QEMU error : operation failed: failed to start VM > > > error: Failed to restore domain from ./kvm-linux01.ram > > > > You don't mention which version of KVM or libvirt being used, or which > > distro. If its Fedora then plesae file a bug against libvirt or KVM. > > There's one possible issue in KVM that could be causing it depending > > on which version you're using. > > Sorry, I'm using opensuse 10.3 with the following libvirt / kvm packages: > > # rpm -qa | grep libvirt > libvirt-python-0.4.4-12.1 > libvirt-0.4.4-12.1 > libvirt-devel-0.4.4-12.1 > libvirt-doc-0.4.4-12.1 > # rpm -qa | grep kvm > kvm-70.git-2.4 > kvm-kmp-default-70_2.6.22.18_0.2-2.2
I got it running using the right combination of rpms: # rpm -qa | grep kvm kvm-70-8.2 kvm-kmp-default-70_2.6.22.18_0.2-8.2 save / restore is working now. Kind regards Matthias > > > > I tried to save and restore this domain using kvm directly > > > > > > # /usr/bin/qemu-kvm -m 1024 -boot c -drive > > > file=/dev/virtual/kvm_linux01,if=ide,index=0,boot=on -net > > > nic,macaddr=00:16:3e:00:01:02,vlan=0 -net > > > tap,fd=24,script=,vlan=0,ifname=vnet3 > > > (qemu) savevm kvm-linux01.ram > > > Device id0-hd0 does not support VM state snapshots > > > > Libvirt doesn't use savevm - it uses the migration protocol support > > instead. > > So 'virsh save' should work. Is there a possibility to debug this to get > information why it does not restore the vm? Or to test the used migration > protocol using only one computer? > > Matthias > > resend - forgot the list ... > > > Daniel > > -- > Libvir-list mailing list > Libvir-list@redhat.com > https://www.redhat.com/mailman/listinfo/libvir-list -- Matthias Pfafferodt - http://www.mapfa.de Matthias.Pfafferodt <at> mapfa.de -- Libvir-list mailing list Libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list
