Nir, Ok ill look for it here in a few. Thanks for your reply and help!
-- Fernando Fuentes ffuen...@txweather.org http://www.txweather.org On Sat, Jul 16, 2016, at 04:16 PM, Nir Soffer wrote: > On Fri, Jul 15, 2016 at 3:50 PM, Fernando Fuentes <ffuen...@darktcp.net> > wrote: > > Nir, > > > > I try to follow your steps but I cant seem to find the ID of the > > template. > > The image-uuid of the template is displayed in the Disks tab in engine. > > To find the volume-uuid on block storage, you can do: > > pvscan --cache > lvs -o vg_name,lv_name,tags | grep image-uuid > > > > > Regards, > > > > -- > > Fernando Fuentes > > ffuen...@txweather.org > > http://www.txweather.org > > > > On Sun, Jul 10, 2016, at 02:15 PM, Nir Soffer wrote: > >> On Thu, Jul 7, 2016 at 7:46 PM, Melissa Mesler <meli...@justmelly.com> > >> wrote: > >> > All, I did a test for Fernando in our ovirt environment. I created a vm > >> > called win7melly in the nfs domain. I then migrated it to the iscsi > >> > domain. It booted without any issue. So it has to be something with the > >> > templates. I have attached the vdsm log for the host the vm resides on. > >> > >> The log show a working vm, so it does not help much. > >> > >> I think that the template you copied from the nfs domain to the block > >> domain is > >> corrupted, or the volume metadata are incorrect. > >> > >> If I understand this correctly, this started when Fernando could not copy > >> the vm > >> disk to the block storage, and I guess the issue was that the template > >> was missing > >> on that storage domain. I assume that he copied the template to the > >> block storage > >> domain by opening the templates tab, selecting the template, and choosing > >> copy > >> from the menu. > >> > >> Lets compare the template on both nfs and block storage domain. > >> > >> 1. Find the template on the nfs storage domain, using the image uuid in > >> engine. > >> > >> It should be at > >> > >> > >> /rhev/data-center/mnt/server:_path/domain-uuid/images/image-uuid/volume-uuid > >> > >> 2. Please share the output of: > >> > >> cat /path/to/volume.meta > >> qemu-img info /path/to/volume > >> qemu-img check /path/to/volume > >> > >> 4. Find the template on the block storage domain > >> > >> You should have an lv using the same volume uuid and the image-uuid > >> should be in the lv tag. > >> > >> Find it using: > >> > >> lvs -o vg_name,lv_name,tags | grep volume-uuid > >> > >> 5. Activate the lv > >> > >> lvchange -ay vg_name/lv_name > >> > >> 6. Share the output of > >> > >> qemu-img info /dev/vg_name/lv_name > >> qemu-img check /dev/vg_name/lv_name > >> > >> 7. Deactivate the lv > >> > >> lvchange -an vg_name/lv_name > >> > >> 8. Find the lv metadata > >> > >> The metadata is stored in /dev/vg_name/metadata. To find the correct > >> block, > >> find the tag named MD_N in the lv tags you found in step 4 > >> > >> The block we need is located at offset N from start of volume. > >> > >> 9. Share the output of: > >> > >> dd if=/dev/vg_name/metadata bs=512 skip=N count=1 iflag=direct > >> > >> The output of this command should show the image-uuid. > >> > >> Nir > >> > >> > > >> > - MeLLy > >> > > >> > On Mon, Jul 4, 2016, at 11:52 PM, Fernando Fuentes wrote: > >> >> Nir, > >> >> > >> >> That's exactly how I did it Nir. > >> >> I will test tomorrow with a new Windows VM and report back. > >> >> > >> >> Regards, > >> >> > >> >> -- > >> >> Fernando Fuentes > >> >> ffuen...@txweather.org > >> >> http://www.txweather.org > >> >> > >> >> On Mon, Jul 4, 2016, at 10:48 AM, Nir Soffer wrote: > >> >> > On Mon, Jul 4, 2016 at 6:43 PM, Francesco Romani <from...@redhat.com> > >> >> > wrote: > >> >> > > ----- Original Message ----- > >> >> > >> From: "Nir Soffer" <nsof...@redhat.com> > >> >> > >> To: "Fernando Fuentes" <ffuen...@darktcp.net> > >> >> > >> Cc: "Francesco Romani" <from...@redhat.com>, "users" > >> >> > >> <users@ovirt.org> > >> >> > >> Sent: Saturday, July 2, 2016 11:18:01 AM > >> >> > >> Subject: Re: [ovirt-users] disk not bootable > >> >> > >> > >> >> > >> On Sat, Jul 2, 2016 at 1:33 AM, Fernando Fuentes > >> >> > >> <ffuen...@darktcp.net> > >> >> > >> wrote: > >> >> > >> > Nir, > >> >> > >> > > >> >> > >> > Ok I ran another test and this one I moved from NFS domain to > >> >> > >> > iSCSI and > >> >> > >> > stop working than I moved it back and still unable to run... > >> >> > >> > Windows VM > >> >> > >> > is saying "no available boot disk" > >> >> > >> > VM: Win7-Test > >> >> > >> > Host: Zeta > >> >> > >> > Info as requested: http://pastebin.com/1fSi3auz > >> >> > >> > >> >> > >> We need a working xml to compare to. > >> >> > > > >> >> > > [snip expected changes] > >> >> > > > >> >> > > > >> >> > >> <entry name="manufacturer">oVirt</entry> > >> >> > >> <entry name="product">oVirt Node</entry> > >> >> > >> <entry name="version">6-5.el6.centos.11.2</entry> > >> >> > >> - <entry name="serial">C938F077-55E2-3E50-A694-9FCB7661FD89</entry> > >> >> > >> + <entry name="serial">735C7A01-1F16-3CF0-AF8C-A99823E95AC0</entry> > >> >> > >> > >> >> > >> Not expected - maybe this is confusing windows? > >> >> > >> > >> >> > >> Francesco, why vm serial has changed after moving disks from one > >> >> > >> storage > >> >> > >> domain > >> >> > >> to another? > >> >> > > > >> >> > > We put in serial either > >> >> > > 1. the UUID Engine send to us > >> >> > > 2. the host UUID as returned by our getHostUUID utility function > >> >> > > > >> >> > > the latter is unlikely to change, even after this disk move. > >> >> > > >> >> > Fernando, can you describe exactly how you moved the disk? > >> >> > > >> >> > I assume that you selected the vm in the virtual machines tab, then > >> >> > selected > >> >> > disks from the sub tab, then selected move, and selected the target > >> >> > storage domain. > >> >> > > >> >> > Also, can you reproduce this with a new vm? (create vm with disk nfs, > >> >> > stop vm, > >> >> > move disk to iscsi, start vm). > >> >> > > >> >> > > So the first suspect in line is Engine > >> >> > > > >> >> > > Arik, do you know if Engine is indeed supposed to change the UUID > >> >> > > in this flow? > >> >> > > That seems very surprising. > >> >> > > > >> >> > > Thanks and bests, > >> >> > > > >> >> > > -- > >> >> > > Francesco Romani > >> >> > > RedHat Engineering Virtualization R & D > >> >> > > Phone: 8261328 > >> >> > > IRC: fromani > >> >> _______________________________________________ > >> >> Users mailing list > >> >> Users@ovirt.org > >> >> http://lists.ovirt.org/mailman/listinfo/users > >> > > >> > _______________________________________________ > >> > Users mailing list > >> > Users@ovirt.org > >> > http://lists.ovirt.org/mailman/listinfo/users > >> > _______________________________________________ Users mailing list Users@ovirt.org http://lists.ovirt.org/mailman/listinfo/users