[ovirt-users] Live Migration / Snapshots- CentOS 6.5

Brad Bendy brad.bendy at gmail.com
Sat Jul 5 10:51:48 EDT 2014


There we go, sorry about that! Ill give these a test then. Thanks for the help

On Sat, Jul 5, 2014 at 7:39 AM, Karli Sjöberg <Karli.Sjoberg at slu.se> wrote:
>
> Den 5 jul 2014 16:22 skrev Brad Bendy <brad.bendy at gmail.com>:
>
>
>>
>> Haha, yeah never have been a Fedora fan, and nothing has changed. Is
>> the only big feature im missing out on is snapshots? From what I can
>> tell, and in my testing, everything else seems to work. Was deploying
>> GlusterFS but without the live migration to another host that is
>> somewhat defeated.
>
> VM live migration works, live _disk_ migration does not.
>
>> Only way to get that is with RHEL really then?
>
> No, as I earlier pointed out, there is a place you can get the packages you
> need for CentOS:
> http://jenkins.ovirt.org/view/All/job/qemu-kvm-rhev_create-rpms_el6/lastStableBuild/
>
> You'll have to download- and force install them over the already installed
> versions of those packages on all Hosts and then it'll work.
>
> Though, next time there are updates, yum will update from the standard repos
> and it just stops working again until you repeat the procedure.
>
> /K
>
>>
>> On Sat, Jul 5, 2014 at 7:05 AM, Karli Sjöberg <Karli.Sjoberg at slu.se>
>> wrote:
>> >
>> > Den 5 jul 2014 15:57 skrev Brad Bendy <brad.bendy at gmail.com>:
>> >
>> >
>> >>
>> >> If I use Fedora will "everything" work? I had numerous issues, IIRC I
>> >> could not even get the ovirtmgmt switch to install and a few other
>> >> things. What version of Fedora do you recommend then?
>> >
>> > None:) We switched long ago to CentOS and have never looked back, even
>> > with
>> > these issues. Not worth the headache that is Fedora.
>> >
>> > /K
>> >
>> >> Ill do another
>> >> install and give that a whirl again.
>> >>
>> >> Thanks!
>> >>
>> >> On Fri, Jul 4, 2014 at 10:33 PM, Karli Sjöberg <Karli.Sjoberg at slu.se>
>> >> wrote:
>> >> >
>> >> > Den 5 jul 2014 07:04 skrev Brad Bendy <brad.bendy at gmail.com>:
>> >> >>
>> >> >> Hi,
>> >> >>
>> >> >> Ive seeing conflicting info with what version of qemu rpms are
>> >> >> needed
>> >> >> to do live migration under CentOS. It appears the stock ones will
>> >> >> not
>> >> >> work and the RHEV ones are required. All the mailing list post I see
>> >> >> are from 3-4 months ago, so not sure.
>> >> >>
>> >> >> Im getting VDSGenericException: VDSErrorException: Failed to
>> >> >> SnapshotVDS, error = Snapshot failed, code = 48 (Failed with error
>> >> >> SNAPSHOT_FAILED and code 48)
>> >> >>
>> >> >> I also saw this thread:
>> >> >> http://comments.gmane.org/gmane.linux.centos.general/138593
>> >> >>
>> >> >> Ive been having issues getting those to install, but before I spent
>> >> >> to
>> >> >> much more time I wanted to really see if I was on the right track.
>> >> >>
>> >> >> Is there a better OS choice? I first started trying with Fedora 19
>> >> >> and
>> >> >> 20 and has major issues, went to CentOS 6.5 and this is the first
>> >> >> and
>> >> >> only issue so far ive ran into.
>> >> >>
>> >> >> Thanks!
>> >> >> _______________________________________________
>> >> >> Users mailing list
>> >> >> Users at ovirt.org
>> >> >> http://lists.ovirt.org/mailman/listinfo/users
>> >> >
>> >> > Well, going with Fedora would at least get you the snapshots working,
>> >> > if
>> >> > I remember correctly, but that's not something you run in production.
>> >> > As you
>> >> > said, "major issues".
>> >> >
>> >> > For CentOS, you need "special" versions of certain packages, since
>> >> > RedHat wants you to pay for RHEV, they have chosen to cripple the
>> >> > standard
>> >> > packages so those features won't work:
>> >> > http://lists.ovirt.org/pipermail/devel/2014-June/007735.html
>> >> >
>> >> > And here you can find the packages you need:
>> >> >
>> >> >
>> >> > http://jenkins.ovirt.org/view/All/job/qemu-kvm-rhev_create-rpms_el6/lastStableBuild/
>> >> >
>> >> > /K


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