Re: [libvirt-users] unable to edit existing snapshot

2015-04-29 Thread NoxDaFox
Sorry for the lack of information, my bad. The snapshot is an internal one and the machine is running. The whole thing was set-up by another person and left to me to cope with. The typo is mine, as the machine is isolated I cannot actually copy-paste it so have to do it in the traditional way.

[libvirt-users] Sometimes libvirt fails to update domain block file after blockcommit.

2015-04-29 Thread Matthew Schumacher
re are the details: I wrote this test script to snapshot and commit over and over: #!/bin/sh while [ 1 ]; do echo "Starting snapshot test `date`" virsh snapshot-create-as test 20150429 20150429-backup --disk-only --atomic virsh domblklist test virsh blockcommit test vda --acti

Re: [libvirt-users] non failover equivalent to "virsh migrate --copy-storage-all"

2015-04-29 Thread Kashyap Chamarthy
On Wed, Apr 29, 2015 at 10:30:09AM -0600, Eric Blake wrote: > On 04/29/2015 09:47 AM, Andreas Buschmann wrote: > > Hello, > > > > I have two servers where I can push VMs from one to the other by issuing > > the command > > > > virsh migrate --live --persistent --copy-storage-all --verbose \ > >

Re: [libvirt-users] non failover equivalent to "virsh migrate --copy-storage-all"

2015-04-29 Thread Eric Blake
On 04/29/2015 10:30 AM, Eric Blake wrote: >> Is there a way to just copy the data file over to the second server, >> without moving the VM? >> I want the equivalent of doing these two migrations is sequence, but >> without moving the VM. > > Yes - 'virsh blockcopy' can be used for creating a live

Re: [libvirt-users] Semantics of "virsh migrate --copy-storage-all" vs. --copy-storage-inc

2015-04-29 Thread Eric Blake
On 04/29/2015 10:09 AM, Andreas Buschmann wrote: > Hello, > > what is really the difference between > virsh migrate --copy-storage-all > and > virsh migrate --copy-storage-inc > ? If you use qcow2 backing chains for thin provisioning, as in: base.qcow2 <- active.qcow2 then --copy-storage-

Re: [libvirt-users] non failover equivalent to "virsh migrate --copy-storage-all"

2015-04-29 Thread Eric Blake
On 04/29/2015 09:47 AM, Andreas Buschmann wrote: > Hello, > > I have two servers where I can push VMs from one to the other by issuing > the command > > virsh migrate --live --persistent --copy-storage-all --verbose \ > test6 qemu+ssh://kvmhost2/system > > on kvmhost1. I can get the VM

[libvirt-users] Semantics of "virsh migrate --copy-storage-all" vs. --copy-storage-inc

2015-04-29 Thread Andreas Buschmann
Hello, what is really the difference between virsh migrate --copy-storage-all and virsh migrate --copy-storage-inc ? There are some documents talking about NBD snapshots, but the user visible semantics are incomplete. Where does the incremental stuff happen? Does it require qcow2 files? Do

[libvirt-users] non failover equivalent to "virsh migrate --copy-storage-all"

2015-04-29 Thread Andreas Buschmann
Hello, I have two servers where I can push VMs from one to the other by issuing the command virsh migrate --live --persistent --copy-storage-all --verbose \ test6 qemu+ssh://kvmhost2/system on kvmhost1. I can get the VM back by issuing the equivalent command on kvmhost2: virsh migrate

Re: [libvirt-users] unable to edit existing snapshot

2015-04-29 Thread Eric Blake
On 04/29/2015 01:08 AM, NoxDaFox wrote: > Greetings, > > due to hardware failure I had to replace my workstation which has a > different CPU. I have a VM with several snapshots and I need to revert to a > specific one. > > While reverting to it, I get an error due to unsupported CPU features. > T

Re: [libvirt-users] Virtual Smartcard GPG

2015-04-29 Thread Daniel P. Berrange
On Wed, Apr 29, 2015 at 01:26:31AM +, r...@openmailbox.org wrote: > Hi. Is is possible to use GPG on the host instead of NSS with virtual > smartcards? Please document how or add support for it. > > Can a virtual smartcard make the host less secure? If there are bugs in > GPG/NSS backend on th

Re: [libvirt-users] unable to edit existing snapshot

2015-04-29 Thread Kashyap Chamarthy
On Wed, Apr 29, 2015 at 10:08:54AM +0300, NoxDaFox wrote: > Greetings, > > due to hardware failure I had to replace my workstation which has a > different CPU. I have a VM with several snapshots and I need to revert > to a specific one. I'll assume these are external snapshots? You might want to

Re: [libvirt-users] Disable weak ciphers in vnc_tls

2015-04-29 Thread Daniel P. Berrange
On Tue, Apr 28, 2015 at 01:16:52PM +0200, Matthias Fenner wrote: > Dear libvirt team, > > we a currently in a pci-dss certification process and our security > scanner found weak ciphers in the vlc_tls service on our centos6 box: > > When I scan using sslscan I can see that sslv3 and rc4 is accept

[libvirt-users] unable to edit existing snapshot

2015-04-29 Thread NoxDaFox
Greetings, due to hardware failure I had to replace my workstation which has a different CPU. I have a VM with several snapshots and I need to revert to a specific one. While reverting to it, I get an error due to unsupported CPU features. Therefore, I try to edit the snapshot XML through the com