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From Daan Hoogland <daan.hoogl...@gmail.com>
Subject Re: CS 4.2..1 hypervisor KVM migrate to CS 4.4 hyper-visor XenServer 6.2
Date Mon, 04 Aug 2014 07:46:45 GMT
Motty,

Before you upgrade read Eric's gist on this first:
https://gist.github.com/terbolous/102ae8edd1cda192561c

On Mon, Aug 4, 2014 at 1:25 AM, motty cruz <motty.cruz@gmail.com> wrote:
> Thank you Andrei,
> I will do look that up, I am nervous about this operation. I wonder why did
> you go to KVM hypervisor? we're having issues, our network is not stable. I
> could not take snapshots of VMs. At this point we build a cluster with
> XenServer hypervisor and we really like to go into production.
>
> Any advise? by the way our current version is CloudStack 4.2.1, I believe
> snapshots are working in 4.3. I may try to upgrade to Cloudstack 4.4. Do
> you know if we can upgrade from 4.2 to 4.4? (skip a version)
>
> Thanks,
>
>
> On Sat, Aug 2, 2014 at 3:29 AM, Andrei Mikhailovsky <andrei@arhont.com>
> wrote:
>
>> Hi,
>>
>> I have migrated the other way without any issues. The fastest way for me
>> to do it was to create identical vms on the other hypervisor (including
>> same disk volume sizes, etc). Once the vms are created I would stop them.
>> Using the qemu-img I would convert the disk image format, upload the
>> converted image to the primary storage and replace the newly created disk
>> volumes with the converted once. After that you should be okay to start.
>>
>> You might also want to try the citrix app for vm migration, it might
>> support kvm format. Just google for it, I can't recall its name.
>>
>> Andrei
>>
>> --
>> Andrei Mikhailovsky
>> Director
>> Arhont Information Security
>>
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>>
>> ----- Original Message -----
>>
>> From: "Soeren Malchow" <soeren.malchow@mcon.net>
>> To: users@cloudstack.apache.org
>> Sent: Friday, 1 August, 2014 8:01:05 PM
>> Subject: RE: CS 4.2..1 hypervisor KVM migrate to CS 4.4 hyper-visor
>> XenServer 6.2
>>
>> Hi,
>>
>> i am running 4.3 right now with KVM and snapshots do work
>>
>> cheers
>> soeren
>>
>> -----Original Message-----
>> From: motty cruz [mailto:motty.cruz@gmail.com]
>> Sent: Freitag, 1. August 2014 20:09
>> To: users@cloudstack.apache.org
>> Subject: CS 4.2..1 hypervisor KVM migrate to CS 4.4 hyper-visor XenServer
>> 6.2
>>
>> All,
>> I am figuring out best possible way to migrate from CS 4.2.1 hyper-visor
>> KVM to CS 4.4 hyper-visor XenServer 6.2
>>
>> any suggestions? We're having issues with KVM, snapshot don't work, I have
>> a testing cluster for CS 4.4 with hyper-visor Xen and seem to be a lot
>> better than KVM
>>
>> Thanks,
>>
>>



-- 
Daan

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