[ovirt-users] How to execute Virsh command after ovirt installation ?

Wed Jan 4 12:17:56 UTC 2017

Sorry, I not understood "oVirt required storage rearrangement".
Would you please provide some more input on this ?

Thanks,
~Rohit

On Wed, Jan 4, 2017 at 5:06 PM, Yaniv Kaul <ykaul at redhat.com> wrote:

>
>
> On Jan 4, 2017 1:34 PM, "Pavel Gashev" <Pax at acronis.com> wrote:
>
> It's interesting, I have an opposite opinion. I don’t see why oVirt
> reinvents its own HA instead of using Pacemaker. And it’s not old, it’s
> mature ;)
>
>
>
> I my case, I had no option to setup Hosted Engine since migration to oVirt
> required storage rearrangement. Now I have to run HA oVirt VM using
> Pacemaker + DRBD. Works great.
>
>
> Would be great if you can share more information about your setup.
> It's a great topic for an ovirt.org blog post, for example.
> Y.
>
>
>
>
>
> *From: *<users-bounces at ovirt.org> on behalf of Fernando Frediani <
> fernando.frediani at upx.com.br>
> *Date: *Tuesday 3 January 2017 at 15:38
> *To: *"users at ovirt.org" <users at ovirt.org>
> *Subject: *Re: [ovirt-users] How to execute Virsh command after ovirt
> installation ?
>
>
>
> Honestlly I don't see why in 2017 people still using the old DRBD +
> Pacemaker solution for virtualization stuff.
>
>
>
> On 03/01/2017 10:35, TranceWorldLogic . wrote:
>
> Thanks, I agree bad idea to execute virsh command without knowing vdsm and
> engine.
>
> Is their any plan in ovirt to support *drbd + Pacemaker* ?
>
>
>
>
>
> On Tue, Jan 3, 2017 at 4:29 PM, Michal Skrivanek <
> michal.skrivanek at redhat.com> wrote:
>
>
>
> On 3 Jan 2017, at 11:55, Nathanaël Blanchet <blanchet at abes.fr> wrote:
>
>
>
> except for quickly get RO informations like "virsh capabilities".
>
> When you come from libvirt and you know what to do, you might not want to
> find/read a dedicated documentation for such a little query.
>
>
>
> yes, sure, for read-only
>
> but for any modification, no matter how minimal, it’s almost always needed
> to inform vdsm/engine to know about it to prevent corner cases,
> misdetections, etc...
>
>
>
>
>
> Le 03/01/2017 à 11:19, Michal Skrivanek a écrit :
>
>
>
> On 3 Jan 2017, at 11:15, Nathanaël Blanchet <blanchet at abes.fr> wrote:
>
>
>
> Use at your own risks:
>
> vdsm at ovirt:shibboleth
>
> But, you may unsynchronize your host HW with engine database.
>
>
>
> it is almost always a bad idea to do that
>
> hooks are exactly for the cases like below, just in a cleaner way
>
>
>
>
>
> Le 03/01/2017 à 11:09, Yaniv Dary a écrit :
>
> It is preferable you use VDSM hooks to add devices to VMs.
>
>
> Yaniv Dary
>
> Technical Product Manager
>
> Red Hat Israel Ltd.
>
> 34 Jerusalem Road
>
> Building A, 4th floor
>
> Ra'anana, Israel 4350109
>
>
>
> Tel : +972 (9) 7692306 <+972%209-769-2306>
>
>         8272306
>
> Email: ydary at redhat.com
>
> IRC : ydary
>
>
>
> On Tue, Jan 3, 2017 at 10:58 AM, TranceWorldLogic . <
> tranceworldlogic at gmail.com> wrote:
>
> Hi Joop,
>
> I want to add drdb device in vm instance hence would like to execute virsh
> command.
>
> Is it possible ?
>
>
>
> Thanks,
>
> ~Rohit
>
>
>
>
>
> On Tue, Jan 3, 2017 at 1:26 PM, jvandewege <jvandewege at nieuwland.nl>
> wrote:
>
> On 3-1-2017 8:32, TranceWorldLogic . wrote:
> > Hi,
> >
> > I tried execution below virsh command after ovirt installation.
> > but it requesting username and password.
> >
> > ~# virsh list --all
> > Please enter your authentication name:
> >
> > Please let me know which username and password I have to provide ?
> If you only need read access then you need to supply -r as an additional
> argument.
>
> Why do you need virsh because that will only give you the info on that
> host, using ovirt-shell gives you the info for all hosts.
>
> Joop
>
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>
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>
>
>
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>
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>
> Supervision réseau
>
> Pôle Infrastrutures Informatiques
>
> 227 avenue Professeur-Jean-Louis-Viala
>
> 34193 MONTPELLIER CEDEX 5
>
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>
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