Re: [libvirt-users] Problem executing VM backups

2016-06-23 Thread Dominique Ramaekers
>Van: libvirt-users-boun...@redhat.com >[mailto:libvirt-users-boun...@redhat.com] Namens Phill Edwards >Verzonden: vrijdag 24 juni 2016 5:39 >Aan: Kashyap Chamarthy >CC: libvirt-users@redhat.com; Markus Ellinger >Onderwerp: Re: [libvirt-users] Problem executing VM backups > > >> > Does this only

Re: [libvirt-users] Problem executing VM backups

2016-06-23 Thread Phill Edwards
> > Does this only work for qcow2 images, or will it also work for LVM images? > > If your root backing file is raw (I tested this just now, again) or LVM, > it should work just fine. And the overlays will _have_ to be qcow2 > files. All my VM images are raw format on LVM volumes (hope I'm using

Re: [libvirt-users] virt-sparsify changing the apparent-size of files

2016-06-23 Thread libvirt_users
On Thu, 23 Jun 2016 17:57:53 +0100 "Richard W.M. Jones" wrote: > On Thu, Jun 23, 2016 at 10:57:43AM -0500, > libvirt_us...@skagitattic.com wrote: > > Thanks for all the information, I think my last remaining question > > is why the image created with virt-install shows the full apparent > > size

Re: [libvirt-users] virt-sparsify changing the apparent-size of files

2016-06-23 Thread Richard W.M. Jones
On Thu, Jun 23, 2016 at 10:57:43AM -0500, libvirt_us...@skagitattic.com wrote: > Thanks for all the information, I think my last remaining question is > why the image created with virt-install shows the full apparent size > and the image from virt-sparsify does not? (The image testimage1.qcow2 > c

Re: [libvirt-users] virt-sparsify changing the apparent-size of files

2016-06-23 Thread libvirt_users
Hello, Thanks for all the information, I think my last remaining question is why the image created with virt-install shows the full apparent size and the image from virt-sparsify does not? (The image testimage1.qcow2 created with default options). As they are both qcow2 I would expect them both

Re: [libvirt-users] Problem executing VM backups

2016-06-23 Thread Kashyap Chamarthy
On Thu, Jun 23, 2016 at 08:53:08PM +1000, Phill Edwards wrote: > I changed our backup script to use the method explained in > http://wiki.libvirt.org/page/Live-disk-backup-with-active-blockcommit and > this night, everything seems to have worked smoothly. The backup is even > faster now than before

Re: [libvirt-users] Problem executing VM backups

2016-06-23 Thread Phill Edwards
I changed our backup script to use the method explained in http://wiki.libvirt.org/page/Live-disk-backup-with-active-blockcommit and this night, everything seems to have worked smoothly. The backup is even faster now than before. > Does this only work for qcow2 images, or will it also work for LVM

Re: [libvirt-users] Problem executing VM backups

2016-06-23 Thread Kashyap Chamarthy
On Thu, Jun 23, 2016 at 12:17:28PM +0200, Markus Ellinger wrote: > Hello, > > thank you very much for your suggestions. I changed our backup script to use > the method explained in > http://wiki.libvirt.org/page/Live-disk-backup-with-active-blockcommit and > this night, everything seems to have wo

Re: [libvirt-users] Problem executing VM backups

2016-06-23 Thread Markus Ellinger
Hello, thank you very much for your suggestions. I changed our backup script to use the method explained in http://wiki.libvirt.org/page/Live-disk-backup-with-active-blockcommit and this night, everything seems to have worked smoothly. The backup is even faster now than before. Best regards

[libvirt-users] Problem with guest cpu feature

2016-06-23 Thread Laurent Pouilloux
Hello libvirt-users, I have an issue with libvirt on Centos 7.2 regarding CPU features seen by the Guest OS. The physical Host is Dell PowerEdge R730 with Haswell CPU, with the following features $ grep "model name" /proc/cpuinfo | tail -1 model name: Intel(R) Xeon(R) CPU E5-2640 v3 @ 2

Re: [libvirt-users] virt-sparsify changing the apparent-size of files

2016-06-23 Thread Richard W.M. Jones
On Wed, Jun 22, 2016 at 05:56:09PM -0500, libvirt_us...@skagitattic.com wrote: > > Delete what you've done and start from the beginning. Describe > > exactly how you created the guest. Use 'qemu-img info' to show the > > format of the input file. Show precisely the virt-sparsify command > > you

Re: [libvirt-users] virt-sparsify changing the apparent-size of files

2016-06-23 Thread Andrea Bolognani
On Wed, 2016-06-22 at 17:56 -0500, libvirt_us...@skagitattic.com wrote: > If we try it again but specify raw its MUCH faster > > root@testingbox: 09:26 PM # virt-sparsify testimage.qcow2 > testimage2.qcow2 --tmp /bigtmp --format raw Input disk virtual size > = 53687091200 bytes (50.0G)