[Libguestfs] P2V conversion failed with "/run/lvm/lvmetad.socket: connect failed: No such file or directory"

Ravi Chaudhary rc.chaudhary at gmail.com
Mon Nov 2 13:21:20 UTC 2015


Sorry, attached herein is the screenshot

On Mon, Nov 2, 2015 at 6:50 PM, Ravi Chaudhary <rc.chaudhary at gmail.com>
wrote:

> Greetings Richard,
>
> Thanks for the pointer. It was helpful. (Note: We have 2 physical
> machines, one is p2v machine & the other is conversion server. Both the
> machines have been updated with  "*yum install qemu libvirt-client
> virt-manager   virt-viewer guestfish libguestfs-tools virt-top*")
>
> We have couple of questions for the exact functioning of virt-p2v:
>
>    1. We are unable to locate the following command for injecting the ssh
>    private key of p2v machine:
>
>    *virt-p2v-make-kickstart p2v.ks --inject-ssh-identity id_rsa*
>
>    *virt-p2v-make-kickstart: unrecognized option '--inject-ssh-identity'*
>
>    *virt-p2v-make-kickstart: problem parsing the command line arguments*
>    2. *Further we are also unable to find any executable "virt-p2v" on
>    the p2v machine*
>    3. *We are able to view the virt-p2v in GUI mode, only after booting
>    the hardware using the ISO image, generated on p2v machine (The hardware
>    used for booting is the same physical p2v machine). Is this the right way?
>    We are observing the following error:*
>
>
> *Would you be able to provide us with exact steps required to implement
> the virt-p2v? *
>
> On Mon, Nov 2, 2015 at 2:18 PM, Richard W.M. Jones <rjones at redhat.com>
> wrote:
>
>> On Mon, Nov 02, 2015 at 12:06:41AM +0530, Ravi Chaudhary wrote:
>> > Greetings Richard,
>> >
>> > To add to the above information, we are following the understated steps:
>> >
>> >    1. We have 2 BL460c (Gen8) with Fedora 21 installed. Both the
>> >    machines(BL1 & BL2) have been updated with virt-v2v packages
>> >    2. On BL1, we execute the following commands:
>> >    1. virt-p2v-make-kickstart fedora
>> >       2. livecd-creator p2v.ks
>> >    3. After creating the "livecd-p2v-2xxxxxx.iso" file, we launch the
>> >    'virt-manager', from BL1
>>
>> So hang on, you're running virt-p2v in a VM?
>>
>> While we do sometimes run virt-p2v in a VM do operational testing of
>> P2V, this isn't the way to convert a physical machine.  You have to
>> burn the ISO to a CD and boot the physical machine using it.
>>
>> (Alternatives exist: use livecd-iso-to-pxeboot; or possibly your blade
>> hardware will let you use the ISO directly as a virtual CD-ROM)
>>
>> Anyway, running virt-p2v in a VM isn't going to work ...
>>
>> Rich.
>>
>> >    4. Create a new virtual machine using the 'File' option
>> >    5. Click on 'Begin Installation' after step 4
>> >    6. User is shown the 'Conversion Server' GUI login screen
>> >    7. Enter the credentials & click on 'Test Connection with Conversion
>> >    Server'
>> >    8. 'Next' button is enabled
>> >    9. Click on 'Create p2v' and after sometime, the process is exited
>> with
>> >    status "-1"
>> >    10. The earlier attached log file is generated in BL2 (conversion
>> >    server) under /tmp/virt-XXXX directory
>> >
>> > Hope it helps to solve the issue.
>> >
>> >
>> > Regards,
>> >
>> > Ravi Chaudhary
>> >
>> > On Sun, Nov 1, 2015 at 9:23 AM, Tejas Gadaria <refond.gmrt at gmail.com>
>> wrote:
>> >
>> > > Hi Richard,
>> > >
>> > > Thanks for your replay,
>> > >
>> > > We are using Fedora 21 with SAS drive and RAID 0 config on both
>> Physical
>> > > and conversion server.
>> > >
>> > >
>> > > Thanks,
>> > > Tejas
>> > >
>> > > On Sat, Oct 31, 2015 at 11:50 PM, Richard W.M. Jones <
>> rjones at redhat.com>
>> > > wrote:
>> > >
>> > >> On Sat, Oct 31, 2015 at 06:11:05PM +0000, Richard W.M. Jones wrote:
>> > >> >
>> > >> > On Sat, Oct 31, 2015 at 10:14:32PM +0530, Tejas Gadaria wrote:
>> > >> > > Hi,
>> > >> > >
>> > >> > > We are trying to do P2V conversion with virt-p2v.
>> > >> > >
>> > >> > > we have conversion server (virt-p2v) and physical server
>> (virt-p2v)
>> > >> server
>> > >> > > configured as per below documentation.
>> > >> > >
>> > >> > >
>> > >>
>> http://libguestfs.org/virt-p2v.1.html#kernel-command-line-configuration
>> > >> > >
>> > >> > > After "Start Conversion" from GUI interface, we are conversion
>> fails
>> > >> with
>> > >> > > "/run/lvm/lvmetad.socket: connect failed: No such file or
>> directory"
>> > >> Error.
>> > >> > >
>> > >> > > Logs are attached for more details. Also FYI, we are using
>> BL460c Gen8
>> > >> > > server.
>> > >> >
>> > >> > The actual error is:
>> > >> >
>> > >> > > virt-v2v: error: no root device found in this operating system
>> image.
>> > >> >
>> > >> > What operating system / distro / version are you trying to convert?
>> > >>
>> > >> Looking a bit more closely, virt-v2v seems to have trouble seeing
>> > >> anything at all on the source disk.  So something may have gone badly
>> > >> wrong.  Tell me about what OS you expect the source (physical)
>> machine
>> > >> to have, and also something about what hardware it is using for its
>> > >> disks (SCSI? RAID? etc).
>> > >>
>> > >> Rich.
>> > >>
>> > >> --
>> > >> Richard Jones, Virtualization Group, Red Hat
>> > >> http://people.redhat.com/~rjones
>> > >> Read my programming and virtualization blog:
>> http://rwmj.wordpress.com
>> > >> virt-builder quickly builds VMs from scratch
>> > >> http://libguestfs.org/virt-builder.1.html
>> > >>
>> > >
>> > >
>>
>> --
>> Richard Jones, Virtualization Group, Red Hat
>> http://people.redhat.com/~rjones
>> Read my programming and virtualization blog: http://rwmj.wordpress.com
>> virt-df lists disk usage of guests without needing to install any
>> software inside the virtual machine.  Supports Linux and Windows.
>> http://people.redhat.com/~rjones/virt-df/
>>
>
>
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