On Tuesday 24 February 2015 14:56:10 Michal Privoznik wrote:> On 24.02.2015 14:29, Thomas Stein wrote: > > Hola. > > > > Just tried a live migration after fixing the pc-q35-2.1 error. Now i > > have new problem. It seems during live migration only the ram gets > > migrated. I use the following command. > > > > # virsh migrate --live domain qemu+ssh://newhost/system > > > > --copy-storage-all --verbose --persistent > > > > It works without problems. Apart from beeing way to fast. > > > > # virsh migrate --live domain qemu+ssh://newhost/system > > > > --copy-storage-all --verbose --persistent > > Migration: [100 %] > > > > On the destination i can enter the VM but thats it. There is no > > filesystem and so on. > > > > Did the migration syntax change? > > > > I use libvirt 1.2.12 and qemu 2.2.0. Thanks for any hints. > > Only RW disks are copied. You have to copy RO, sourceless or shared > disks yourself.Thanks for your answer. But what do you mean by "rw disks"? I chmod(ed) a+rw all images but the issue still exists. cheers t.> Michal
On 24.02.2015 16:10, Thomas Stein wrote:> On Tuesday 24 February 2015 14:56:10 Michal Privoznik wrote: >> On 24.02.2015 14:29, Thomas Stein wrote: >>> Hola. >>> >>> Just tried a live migration after fixing the pc-q35-2.1 error. Now i >>> have new problem. It seems during live migration only the ram gets >>> migrated. I use the following command. >>> >>> # virsh migrate --live domain qemu+ssh://newhost/system >>> >>> --copy-storage-all --verbose --persistent >>> >>> It works without problems. Apart from beeing way to fast. >>> >>> # virsh migrate --live domain qemu+ssh://newhost/system >>> >>> --copy-storage-all --verbose --persistent >>> Migration: [100 %] >>> >>> On the destination i can enter the VM but thats it. There is no >>> filesystem and so on. >>> >>> Did the migration syntax change? >>> >>> I use libvirt 1.2.12 and qemu 2.2.0. Thanks for any hints. >> >> Only RW disks are copied. You have to copy RO, sourceless or shared >> disks yourself. > > Thanks for your answer. But what do you mean by "rw disks"? I chmod(ed) a+rw > all images but the issue still exists. >Those are two separate things. One is the Linux permissions over a file, the other is disk (which doesn't have to be necessary a regular file) and set of actions guest is allowed to do over it. RO disk contains 'readonly="yes"' in its XML definition in domain XML. If there's none, disk is RW. A sourceless disk contains no <source/>, shared disk contains 'shared="yes"' and so on. Michal
On Tuesday 24 February 2015 16:58:22 you wrote:> On 24.02.2015 16:10, Thomas Stein wrote: > > On Tuesday 24 February 2015 14:56:10 Michal Privoznik wrote: > >> On 24.02.2015 14:29, Thomas Stein wrote: > >>> Hola. > >>> > >>> Just tried a live migration after fixing the pc-q35-2.1 error. Now i > >>> have new problem. It seems during live migration only the ram gets > >>> migrated. I use the following command. > >>> > >>> # virsh migrate --live domain qemu+ssh://newhost/system > >>> > >>> --copy-storage-all --verbose --persistent > >>> > >>> It works without problems. Apart from beeing way to fast. > >>> > >>> # virsh migrate --live domain qemu+ssh://newhost/system > >>> > >>> --copy-storage-all --verbose --persistent > >>> Migration: [100 %] > >>> > >>> On the destination i can enter the VM but thats it. There is no > >>> filesystem and so on. > >>> > >>> Did the migration syntax change? > >>> > >>> I use libvirt 1.2.12 and qemu 2.2.0. Thanks for any hints. > >> > >> Only RW disks are copied. You have to copy RO, sourceless or shared > >> disks yourself. > > > > Thanks for your answer. But what do you mean by "rw disks"? I chmod(ed) > > a+rw all images but the issue still exists. > > Those are two separate things. One is the Linux permissions over a file, > the other is disk (which doesn't have to be necessary a regular file) > and set of actions guest is allowed to do over it. RO disk contains > 'readonly="yes"' in its XML definition in domain XML. If there's none, > disk is RW. A sourceless disk contains no <source/>, shared disk > contains 'shared="yes"' and so on.Okay. Thanks for this information. But i don't think it applies to my case. I think i'll try a downgrade. cheers t.> Michal