[ovirt-users] disk not bootable
Fernando Fuentes
ffuentes at darktcp.net
Tue Jul 19 13:54:52 UTC 2016
Nir,
Thanks for all the help!
I am on it and will reply with the requested info asap.
Regards,
--
Fernando Fuentes
ffuentes at txweather.org
http://www.txweather.org
On Tue, Jul 19, 2016, at 07:16 AM, Nir Soffer wrote:
> On Mon, Jul 18, 2016 at 11:16 PM, Fernando Fuentes <ffuentes at darktcp.net>
> wrote:
> > Ops... forgot the link:
> >
> > http://pastebin.com/LereJgyw
> >
> > The requested infor is in the pastebin.
>
> So the issue is clear now, the template on NFS is using raw format, and
> on block
> stoage, qcow format:
>
> NFS:
>
> root at zeta ~]# cat
> /rhev/data-center/mnt/172.30.10.5\:_opt_libvirtd_images/ecfaf7ac-5459-4c83-bd97-2bb448e38526/images/3b7d9349-9eb1-42f8-9e04-7bbb97c02b98/25b6b0fe-d416-458f-b89f-
> ...
> FORMAT=RAW
> ...
>
> [root at alpha ~]# qemu-img info
> /opt/libvirtd/images/ecfaf7ac-5459-4c83-bd97-2bb448e38526/images/3b7d9349-9eb1-42f8-9e04-7bbb97c02b98/25b6b0fe-d416-458f-b89f-363338ee0c0e
> image:
> /opt/libvirtd/images/ecfaf7ac-5459-4c83-bd97-2bb448e38526/images/3b7d9349-9eb1-42f8-9e04-7bbb97c02b98/25b6b0fe-d416-458f-b89f-363338ee0c0e
> ...
> file format: raw
> ...
>
> iSCSI:
>
> [root at zeta ~]# qemu-img info
> /dev/0ef17024-0eae-4590-8eea-6ec8494fe223/25b6b0fe-d416-458f-b89f-363338ee0c0e
> image:
> /dev/0ef17024-0eae-4590-8eea-6ec8494fe223/25b6b0fe-d416-458f-b89f-363338ee0c0e
> ...
> file format: qcow2
> ...
>
> [root at zeta ~]# dd
> if=/dev/0ef17024-0eae-4590-8eea-6ec8494fe223/metadata bs=512 skip=4
> count=1 iflag=direct
> ...
> FORMAT=COW
> ...
>
> This format conversion is expected, as we don't support raw/sparse on
> block storage.
>
> It looks like the vm is started with the template disk as "raw"
> format, which is expected
> to fail when the format is actually "qcow2". The guest will see the
> qcow headers instead
> of the actual data.
>
> The next step to debug this is:
>
> 1. Copy a disk using this template to the block storage domain
> 2. Create a new vm using this disk
> 3. Start the vm
>
> Does it start? if not, attach engine and vdsm logs from this timefame.
>
> If this works, you can try:
>
> 1. Move vm disk from NFS to block storage
> 2. Start the vm
>
> Again, it it does not work, add engine and vdsm logs.
>
> Nir
>
> >
> > Regards,
> >
> >
> > --
> > Fernando Fuentes
> > ffuentes at txweather.org
> > http://www.txweather.org
> >
> >
> >
> > On Mon, Jul 18, 2016, at 03:16 PM, Fernando Fuentes wrote:
> >
> > Nir,
> >
> > After some playing around with pvscan I was able to get all of the need it
> > information.
> >
> > Please see:
> >
> >
> > --
> > Fernando Fuentes
> > ffuentes at txweather.org
> > http://www.txweather.org
> >
> >
> >
> > On Mon, Jul 18, 2016, at 02:30 PM, Nir Soffer wrote:
> >
> > On Mon, Jul 18, 2016 at 6:48 PM, Fernando Fuentes <ffuentes at darktcp.net>
> > wrote:
> >> Nir,
> >>
> >> As requested:
> >>
> >> [root at gamma ~]# lsblk
> >> NAME MAJ:MIN RM
> >> SIZE RO TYPE MOUNTPOINT
> >> sda 8:0 0
> >> 557G 0 disk
> >> ├─sda1 8:1 0
> >> 500M 0 part /boot
> >> └─sda2 8:2 0
> >> 556.5G 0 part
> >> ├─vg_gamma-lv_root (dm-0) 253:0 0
> >> 50G 0 lvm /
> >> ├─vg_gamma-lv_swap (dm-1) 253:1 0
> >> 4G 0 lvm [SWAP]
> >> └─vg_gamma-lv_home (dm-2) 253:2 0
> >> 502.4G 0 lvm /home
> >> sr0 11:0 1
> >> 1024M 0 rom
> >> sdb 8:16 0
> >> 2T 0 disk
> >> └─36589cfc000000881b9b93c2623780840 (dm-4) 253:4 0
> >> 2T 0 mpath
> >> sdc 8:32 0
> >> 2T 0 disk
> >> └─36589cfc00000050564002c7e51978316 (dm-3) 253:3 0
> >> 2T 0 mpath
> >> ├─3ccb7b67--8067--4315--9656--d68ba10975ba-metadata (dm-5) 253:5 0
> >> 512M 0 lvm
> >> ├─3ccb7b67--8067--4315--9656--d68ba10975ba-outbox (dm-6) 253:6 0
> >> 128M 0 lvm
> >> ├─3ccb7b67--8067--4315--9656--d68ba10975ba-leases (dm-7) 253:7 0
> >> 2G 0 lvm
> >> ├─3ccb7b67--8067--4315--9656--d68ba10975ba-ids (dm-8) 253:8 0
> >> 128M 0 lvm
> >> ├─3ccb7b67--8067--4315--9656--d68ba10975ba-inbox (dm-9) 253:9 0
> >> 128M 0 lvm
> >> └─3ccb7b67--8067--4315--9656--d68ba10975ba-master (dm-10) 253:10 0
> >> 1G 0 lvm
> >> sdd 8:48 0
> >> 4T 0 disk
> >> └─36589cfc00000059ccab70662b71c47ef (dm-11) 253:11 0
> >> 4T 0 mpath
> >> ├─4861322b--352f--41c6--890a--5cbf1c2c1f01-metadata (dm-12) 253:12 0
> >> 512M 0 lvm
> >> ├─4861322b--352f--41c6--890a--5cbf1c2c1f01-ids (dm-13) 253:13 0
> >> 128M 0 lvm
> >> ├─4861322b--352f--41c6--890a--5cbf1c2c1f01-leases (dm-14) 253:14 0
> >> 2G 0 lvm
> >> ├─4861322b--352f--41c6--890a--5cbf1c2c1f01-outbox (dm-15) 253:15 0
> >> 128M 0 lvm
> >> ├─4861322b--352f--41c6--890a--5cbf1c2c1f01-inbox (dm-16) 253:16 0
> >> 128M 0 lvm
> >> └─4861322b--352f--41c6--890a--5cbf1c2c1f01-master (dm-17) 253:17 0
> >> 1G 0 lvm
> >
> > So you have 2 storage domains:
> >
> > - 3ccb7b67-8067-4315-9656-d68ba10975ba
> > - 4861322b-352f-41c6-890a-5cbf1c2c1f01
> >
> > But most likely both of them are not active now.
> >
> > Can you share the output of:
> >
> > iscsiadm -m session
> >
> > On a system connected to iscsi storage you will see something like:
> >
> > # iscsiadm -m session
> > tcp: [5] 10.35.0.99:3260,1 iqn.2003-01.org.dumbo.target1 (non-flash)
> >
> > The special lvs (ids, leases, ...) should be active, and you should see also
> > regular disks lvs (used for snapshot for vm disks).
> >
> > Here is an example from machine connected to active iscsi domain:
> >
> > # lvs
> > LV VG
> > Attr LSize
> > 27c4c795-bca4-4d7b-9b40-cda9098790f5 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi------- 1.00g
> > 35be1f52-5b28-4c90-957a-710dbbb8f13f 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi------- 8.00g
> > 36d9b41b-4b01-4fc2-8e93-ccf79af0f766 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi------- 128.00m
> > 4fda3b44-27a5-4ce4-b8c3-66744aa9937b 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi------- 2.12g
> > c2e78f72-d499-44f0-91f5-9930a599dc87 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi------- 128.00m
> > d49919b4-30fc-440f-9b21-3367ddfdf396 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi------- 4.00g
> > f3b10280-43ed-4772-b122-18c92e098171 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi------- 1.00g
> > f409cc48-8248-4239-a4ea-66b0b1084416 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi------- 1.00g
> > ids 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi-ao---- 128.00m
> > inbox 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi-a----- 128.00m
> > leases 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi-a----- 2.00g
> > master 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi-a----- 1.00g
> > metadata 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi-a----- 512.00m
> > outbox 5f35b5c0-17d7-4475-9125-e97f1cdb06f9
> > -wi-a----- 128.00m
> >
> >
> >
> >> [root at gamma ~]#
> >>
> >> Regards,
> >>
> >> --
> >> Fernando Fuentes
> >> ffuentes at txweather.org
> >> http://www.txweather.org
> >>
> >> On Mon, Jul 18, 2016, at 07:43 AM, Nir Soffer wrote:
> >>> Can you share output of lsblk on this host?
> >>>
> >>> On Mon, Jul 18, 2016 at 3:52 AM, Fernando Fuentes <ffuentes at darktcp.net>
> >>> wrote:
> >>> > Nir,
> >>> >
> >>> > That's odd. gamma is my iscsi host, its in up state and it has active
> >>> > VM's.
> >>> > What am I missing?
> >>> >
> >>> > Regards,
> >>> >
> >>> > --
> >>> > Fernando Fuentes
> >>> > ffuentes at txweather.org
> >>> > http://www.txweather.org
> >>> >
> >>> > On Sun, Jul 17, 2016, at 07:24 PM, Nir Soffer wrote:
> >>> >> On Sun, Jul 17, 2016 at 1:24 AM, Fernando Fuentes
> >>> >> <ffuentes at darktcp.net>
> >>> >> wrote:
> >>> >> > Nir,
> >>> >> >
> >>> >> > Ok I got the uuid but I am getting the same results as before.
> >>> >> > Nothing comes up.
> >>> >> >
> >>> >> > [root at gamma ~]# pvscan --cache
> >>> >> > [root at gamma ~]# lvs -o vg_name,lv_name,tags | grep
> >>> >> > 3b7d9349-9eb1-42f8-9e04-7bbb97c02b98
> >>> >> > [root at gamma ~]#
> >>> >> >
> >>> >> > without the grep all I get is:
> >>> >> >
> >>> >> > [root at gamma ~]# lvs -o vg_name,lv_name,tags
> >>> >> > VG LV LV Tags
> >>> >> > vg_gamma lv_home
> >>> >> > vg_gamma lv_root
> >>> >> > vg_gamma lv_swap
> >>> >>
> >>> >> You are not connected to the iscsi storage domain.
> >>> >>
> >>> >> Please try this from a host in up state in engine.
> >>> >>
> >>> >> Nir
> >>> >>
> >>> >> >
> >>> >> > On the other hand an fdisk shows a bunch of disks and here is one
> >>> >> > example:
> >>> >> >
> >>> >> > Disk /dev/mapper/36589cfc00000050564002c7e51978316: 2199.0 GB,
> >>> >> > 2199023255552 bytes
> >>> >> > 255 heads, 63 sectors/track, 267349 cylinders
> >>> >> > Units = cylinders of 16065 * 512 = 8225280 bytes
> >>> >> > Sector size (logical/physical): 512 bytes / 32768 bytes
> >>> >> > I/O size (minimum/optimal): 32768 bytes / 1048576 bytes
> >>> >> > Disk identifier: 0x00000000
> >>> >> >
> >>> >> >
> >>> >> > Disk /dev/mapper/36589cfc000000881b9b93c2623780840: 2199.0 GB,
> >>> >> > 2199023255552 bytes
> >>> >> > 255 heads, 63 sectors/track, 267349 cylinders
> >>> >> > Units = cylinders of 16065 * 512 = 8225280 bytes
> >>> >> > Sector size (logical/physical): 512 bytes / 32768 bytes
> >>> >> > I/O size (minimum/optimal): 32768 bytes / 1048576 bytes
> >>> >> > Disk identifier: 0x00000000
> >>> >> >
> >>> >> >
> >>> >> > Disk /dev/mapper/3ccb7b67--8067--4315--9656--d68ba10975ba-metadata:
> >>> >> > 536
> >>> >> > MB, 536870912 bytes
> >>> >> > 255 heads, 63 sectors/track, 65 cylinders
> >>> >> > Units = cylinders of 16065 * 512 = 8225280 bytes
> >>> >> > Sector size (logical/physical): 512 bytes / 32768 bytes
> >>> >> > I/O size (minimum/optimal): 32768 bytes / 1048576 bytes
> >>> >> > Disk identifier: 0x00000000
> >>> >> >
> >>> >> > Disk /dev/mapper/4861322b--352f--41c6--890a--5cbf1c2c1f01-master:
> >>> >> > 1073
> >>> >> > MB, 1073741824 bytes
> >>> >> > 255 heads, 63 sectors/track, 130 cylinders
> >>> >> > Units = cylinders of 16065 * 512 = 8225280 bytes
> >>> >> > Sector size (logical/physical): 512 bytes / 32768 bytes
> >>> >> > I/O size (minimum/optimal): 32768 bytes / 1048576 bytes
> >>> >> > Disk identifier: 0x00000000
> >>> >> >
> >>> >> > Regards,
> >>> >> >
> >>> >> > --
> >>> >> > Fernando Fuentes
> >>> >> > ffuentes at txweather.org
> >>> >> > http://www.txweather.org
> >>> >> >
> >>> >> > On Sat, Jul 16, 2016, at 04:25 PM, Fernando Fuentes wrote:
> >>> >> >> Nir,
> >>> >> >>
> >>> >> >> Ok ill look for it here in a few.
> >>> >> >> Thanks for your reply and help!
> >>> >> >>
> >>> >> >> --
> >>> >> >> Fernando Fuentes
> >>> >> >> ffuentes at 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
> >>> >> >> > <ffuentes at 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
> >>> >> >> > > ffuentes at 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
> >>> >> >> > >> <melissa at 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
> >>> >> >> > >> >> ffuentes at 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
> >>> >> >> > >> >> > <fromani at redhat.com>
> >>> >> >> > >> >> > wrote:
> >>> >> >> > >> >> > > ----- Original Message -----
> >>> >> >> > >> >> > >> From: "Nir Soffer" <nsoffer at redhat.com>
> >>> >> >> > >> >> > >> To: "Fernando Fuentes" <ffuentes at darktcp.net>
> >>> >> >> > >> >> > >> Cc: "Francesco Romani" <fromani at redhat.com>, "users"
> >>> >> >> > >> >> > >> <users at 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
> >>> >> >> > >> >> > >> <ffuentes at 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 at ovirt.org
> >>> >> >> > >> >> http://lists.ovirt.org/mailman/listinfo/users
> >>> >> >> > >> >
> >>> >> >> > >> > _______________________________________________
> >>> >> >> > >> > Users mailing list
> >>> >> >> > >> > Users at ovirt.org
> >>> >> >> > >> > http://lists.ovirt.org/mailman/listinfo/users
> >>> >> >> > >> >
> >>> >> >> _______________________________________________
> >>> >> >> Users mailing list
> >>> >> >> Users at ovirt.org
> >>> >> >> http://lists.ovirt.org/mailman/listinfo/users
> >>> >> > _______________________________________________
> >>> >> > Users mailing list
> >>> >> > Users at ovirt.org
> >>> >> > http://lists.ovirt.org/mailman/listinfo/users
> >
> >
> >
> >
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