[PVE-User] What effect would changing the motherboard have on Proxmox?

Robert Fantini robertfantini at gmail.com
Wed May 18 17:00:48 CEST 2011


also see man pages for  qmrestore and vzrestore

On Wed, May 18, 2011 at 10:59 AM, Robert Fantini
<robertfantini at gmail.com> wrote:
> 1- in the 8 installs I have done, there has never been software raid.
> I suppose that could happen if you setup software raid in the bios .
> But software raid or the semi raid chips on some motherboards are
> something I've read should be avoided.
>
> 2- to copy containers,  we  make backups , scp them to new system [ or
> use a usb disk ] and restore.
>
>  the 1-st time you start a restored container, do so from cli . as
> some error messages - like a different iso storage name - will cause a
> KVM to not start.  that is simple to fix - just use the same storage
> names on the target.
>
>  to start a kvm:
>  qm start <VMID>
>
>
> On Wed, May 18, 2011 at 10:43 AM, Bruce B <bruceb444 at gmail.com> wrote:
>> Thanks guys. Great tips.
>> 1- I am not sure if FakeRaid was used or not because I think that didn't
>> work for me so I had Proxmox to do the Raid - I thought Proxmox did that
>> during the first phase of installation - or could I be wrong and Proxmox
>> .iso doesn't do a SoftRaid?
>> 2- Is there a safer way of doing this as well? Let's say I buy two new hard
>> drives and just transfer VMs and KVMs somehow?
>> Thanks again,
>>
>> On Wed, May 18, 2011 at 4:34 AM, Felix Krohn <felix.krohn at ovh.net> wrote:
>>>
>>> * Bruce B <bruceb444 at gmail.com> [2011-05-17 17:54]:
>>> >    So, if I take out the HDDs and attach to the new board, should I
>>> > expect
>>> >    Proxmox to come up fine and all the KVMs and VMs to run smoothly
>>> > after it
>>> >    finds the new board?
>>>
>>> In my experience yes, although udev might rename your network
>>> interfaces, thus breaking vmbridge connectivity.
>>> Cleaning up /etc/udev/rules.d/*persistent-net.rules (removing the lines
>>> with the old MAC address) should be enough to fix or prevent this (be
>>> careful, this line will be re-created during boot-up)
>>>
>>> About the raid thing: don't use fakeraid :)
>>>
>>> As Martin says, real hardware RAID is the best option, but that doesn't
>>> mean that regular Linux SoftRaid (mdadm) won't work - it does work, but
>>> isn't supported officially.
>>>
>>> Best regards,
>>> Felix
>>
>>
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>>
>



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