Do you think that I can import the SDs in my new Data Center without any risk 
to destroy the VMs inside them ??
Thank you for your advice.







Alain VONDRA
Chargé d'exploitation des Systèmes d'Information
Direction Administrative et Financière
+33 1 44 39 77 76
UNICEF France
3 rue Duguay Trouin  75006 PARIS
www.unicef.fr




-----Message d'origine-----
De : [email protected] [mailto:[email protected]] De la part de 
VONDRA Alain
Envoyé : mardi 17 mars 2015 23:33
À : Simone Tiraboschi
Cc : [email protected]
Objet : Re: [ovirt-users] Reinstalling a new oVirt Manager

Ok great, I can see the different storage that I want to import, but I can't 
see the VMs on the un-connected pool.
So anyway I have to go further and import the storage domain passing the alert 
message.
Am I right ?
No other way to see the VMs in SD :

[root@unc-srv-hyp1  ~]$ vdsClient -s 0 getStorageDomainsList 
7e40772a-fe94-4fb2-94c4-6198bed04a6a
0fec0486-7863-49bc-a4ab-d2c7ac48258a
d7b9d7cc-f7d6-43c7-ae13-e720951657c9
1f6dec51-12a6-41ed-9d14-8f0ad4e062d2
f9a0076d-e041-4d8f-a627-223562b84b90
04d87d6c-092a-4568-bdca-1d6e8f231912

[root@unc-srv-hyp1  ~]$ vdsClient -s 0 getStorageDomainInfo 
7e40772a-fe94-4fb2-94c4-6198bed04a6a
        uuid = 7e40772a-fe94-4fb2-94c4-6198bed04a6a
        vguuid = zwpINw-zgIR-oOjP-6voS-iA2n-zFRB-G76sSQ
        state = OK
        version = 3
        role = Regular
        type = ISCSI
        class = Data
        pool = ['f422de63-8869-41ef-a782-8b0c9ee03c41']
        name = VOL-UNC-PROD-01

[root@unc-srv-hyp1  ~]$ vdsClient -s 0 getStorageDomainInfo 
0fec0486-7863-49bc-a4ab-d2c7ac48258a
        uuid = 0fec0486-7863-49bc-a4ab-d2c7ac48258a
        vguuid = ta2ZFC-UwtO-xANp-ZK19-rWVo-1kBJ-ZrsQrN
        state = OK
        version = 3
        role = Regular
        type = ISCSI
        class = Data
        pool = ['c58a44b1-1c98-450e-97e1-3347eeb28f86']
        name = VOL-UNC-TEST

[root@unc-srv-hyp1  ~]$ vdsClient -s 0 getStorageDomainInfo 
d7b9d7cc-f7d6-43c7-ae13-e720951657c9
        uuid = d7b9d7cc-f7d6-43c7-ae13-e720951657c9
        vguuid = zyiwLa-STgp-v3r8-KJqj-1AIP-rC2k-4NuXqf
        state = OK
        version = 3
        role = Regular
        type = ISCSI
        class = Data
        pool = ['f422de63-8869-41ef-a782-8b0c9ee03c41']
        name = VOL-UNC-PROD-02

[root@unc-srv-hyp1  ~]$ vdsClient -s 0 getStorageDomainInfo 
1f6dec51-12a6-41ed-9d14-8f0ad4e062d2
        uuid = 1f6dec51-12a6-41ed-9d14-8f0ad4e062d2
        vguuid = 6itdyW-WLid-fTu6-HAJd-dpSj-HpbH-T4ZSVA
        state = OK
        version = 3
        role = Regular
        type = ISCSI
        class = Data
        pool = ['c58a44b1-1c98-450e-97e1-3347eeb28f86']
        name = VOL-UNC-NAS-01

[root@unc-srv-hyp1  ~]$ vdsClient -s 0 getStorageDomainInfo 
f9a0076d-e041-4d8f-a627-223562b84b90
        uuid = f9a0076d-e041-4d8f-a627-223562b84b90
        version = 0
        role = Regular
        remotePath = unc-srv-kman:/var/lib/exports/iso
        type = NFS
        class = Iso
        pool = ['c58a44b1-1c98-450e-97e1-3347eeb28f86']
        name = ISO_DOMAIN

[root@unc-srv-hyp1  ~]$ vdsClient -s 0 getStorageDomainInfo 
04d87d6c-092a-4568-bdca-1d6e8f231912
        uuid = 04d87d6c-092a-4568-bdca-1d6e8f231912
        version = 3
        role = Master
        remotePath = unc-srv-hyp1.cfu.local:/exports/import_domain
        type = NFS
        class = Data
        pool = ['c58a44b1-1c98-450e-97e1-3347eeb28f86']
        name = VOL-NFS

[root@unc-srv-hyp1  ~]$ vdsClient -s 0 getVmsList 
c58a44b1-1c98-450e-97e1-3347eeb28f86 1f6dec51-12a6-41ed-9d14-8f0ad4e062d2
No VMs found.

[root@unc-srv-hyp1  ~]$ vdsClient -s 0 getVmsList 
f422de63-8869-41ef-a782-8b0c9ee03c41 d7b9d7cc-f7d6-43c7-ae13-e720951657c9
Unknown pool id, pool not connected: ('f422de63-8869-41ef-a782-8b0c9ee03c41',)

[root@unc-srv-hyp1  ~]$ vdsClient -s 0 getVmsList 
f422de63-8869-41ef-a782-8b0c9ee03c41 7e40772a-fe94-4fb2-94c4-6198bed04a6a
Unknown pool id, pool not connected: ('f422de63-8869-41ef-a782-8b0c9ee03c41',)






>
> Is there any command to verify if the storage domain contains VMs or not ?

You can execute this on one of your hosts.

# vdsClient -s 0 getStorageDomainsList
to get storage domain list, than

# vdsClient -s 0 getStorageDomainInfo <domain UUID> for each of them till you 
identify the domain you are looking for.
You can also find there the pool UUID.

Than
# vdsClient -s 0 getVmsList <pool UUID> <domain UUID> To get the list of VMs on 
that storage.

>
>
> Alain VONDRA
> Chargé d'exploitation des Systèmes d'Information Direction
> Administrative et Financière
> +33 1 44 39 77 76
> UNICEF France
> 3 rue Duguay Trouin  75006 PARIS
> www.unicef.fr
>
>
>
>


Alain VONDRA
Chargé d'exploitation des Systèmes d'Information Direction Administrative et 
Financière
+33 1 44 39 77 76
UNICEF France
3 rue Duguay Trouin  75006 PARIS
www.unicef.fr




> -----Message d'origine-----
> De : VONDRA Alain
> Envoyé : mardi 17 mars 2015 16:41
> À : VONDRA Alain; Simone Tiraboschi
> Cc : [email protected]
> Objet : RE: [ovirt-users] Reinstalling a new oVirt Manager
>
> Hi everybody,
> Is there anyboby who can help me ?
> Thanks
>
>
>
> Alain VONDRA
> Chargé d'exploitation des Systèmes d'Information Direction
> Administrative et Financière
> +33 1 44 39 77 76
> UNICEF France
> 3 rue Duguay Trouin  75006 PARIS
> www.unicef.fr
>
>
>
>
> -----Message d'origine-----
> De : VONDRA Alain
> Envoyé : mardi 17 mars 2015 14:40
> À : VONDRA Alain; Simone Tiraboschi
> Cc : [email protected]
> Objet : RE: [ovirt-users] Reinstalling a new oVirt Manager
>
> To complete my previous post, if this storage domain doesn't contain
> VM, but just Disks attached to other VMs from other Storage Domain.
> How can I check it before breaking the rest of my data importing other SD ???
> Thanks
>
>
> No I don't see any VM images, that the big problem...
>
> > Ok, I've done that action, but after I don't any "Import VMs" and
> > "Import Templates" tabs....
> > What's happening ????
> > Alain
>
> You don't have to explicitly re-import each VM.
> You should find your storage domain with all the preexisting VM images.
>
>
>
> > Alain VONDRA
> > Chargé d'exploitation des Systèmes d'Information Direction
> > Administrative et Financière
> > +33 1 44 39 77 76
> > UNICEF France
> > 3 rue Duguay Trouin  75006 PARIS
> > www.unicef.fr
> >
> >
> >
> >
>
>
> Alain VONDRA
> Chargé d'exploitation des Systèmes d'Information Direction
> Administrative et Financière
> +33 1 44 39 77 76
> UNICEF France
> 3 rue Duguay Trouin  75006 PARIS
> www.unicef.fr
>
>
>
>
>
>
> Alain VONDRA
> Chargé d'exploitation des Systèmes d'Information Direction
> Administrative et Financière
> +33 1 44 39 77 76
> UNICEF France
> 3 rue Duguay Trouin  75006 PARIS
> www.unicef.fr
>
>
>
>
> > -----Message d'origine-----
> > De : Simone Tiraboschi [mailto:[email protected]] Envoyé : mardi
> > 17 mars 2015 12:04 À : VONDRA Alain Cc : [email protected] Objet : Re:
> > [ovirt-users] Reinstalling a new oVirt Manager
> >
> >
> >
> > ----- Original Message -----
> > > From: "VONDRA Alain" <[email protected]>
> > > To: "VONDRA Alain" <[email protected]>, "Simone Tiraboschi"
> > > <[email protected]>
> > > Cc: [email protected]
> > > Sent: Tuesday, March 17, 2015 11:29:23 AM
> > > Subject: RE: [ovirt-users] Reinstalling a new oVirt Manager
> > >
> > > Hi,
> > > The plan using import Domain seems to be OK, but when I finalize
> > > the importation of a Data/iScsi I have this alert :
> > >
> > > Storage Domain(s) are already attached to a Data Center. Approving
> > > this operation might cause data corruption if both Data Centers
> > > are active.
> > >
> > > How can I detach this domain to a non visible old Data Center ??
> > > Can I pass this alert without data lost ?
> >
> > If the old engine is no more active and the new one is using a new
> > database and not an imported one you are safe to proceed.
> >
> > > Thanks
> > > Alain
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > Alain VONDRA
> > > Chargé d'exploitation des Systèmes d'Information Direction
> > > Administrative et Financière
> > > +33 1 44 39 77 76
> > > UNICEF France
> > > 3 rue Duguay Trouin  75006 PARIS
> > > www.unicef.fr
> > >
> > >
> > >
> > >
> > > -----Message d'origine-----
> > > De : [email protected] [mailto:[email protected]] De
> > > la part de VONDRA Alain Envoyé : lundi 16 mars 2015 13:52 À :
> > > Simone Tiraboschi Cc : [email protected] Objet : Re: [ovirt-users]
> > > Reinstalling a new oVirt Manager
> > >
> > > I plan to reinstall on a cloned VM from the original one, I have
> > > cleaned the previous version, and made an engine-setup.
> > > So I have backups from the previous Manager, I can backup to the new one.
> > > But, reading the overt-engine-backup, it seems to be possible only
> > > before doing engine-setup.
> > > Is that right or may I launch a backup after an engine-setup ?
> > > An engine-clean is enough to use engine-backup ?
> > >
> > > Thanks
> > >
> > >
> > >
> > >
> > >
> > > Alain VONDRA
> > > Chargé d'exploitation des Systèmes d'Information Direction
> > > Administrative et Financière
> > > +33 1 44 39 77 76
> > > UNICEF France
> > > 3 rue Duguay Trouin  75006 PARIS
> > > www.unicef.fr
> > >
> > >
> > >
> > >
> > > -----Message d'origine-----
> > > De : Simone Tiraboschi [mailto:[email protected]] Envoyé : lundi
> > > 16 mars
> > > 2015 11:55 À : VONDRA Alain Cc : Roy Golan; [email protected] Objet : Re:
> > > [ovirt-users] Reinstalling a new oVirt Manager
> > >
> > >
> > >
> > > ----- Original Message -----
> > > > From: "VONDRA Alain" <[email protected]>
> > > > To: "Roy Golan" <[email protected]>
> > > > Cc: [email protected]
> > > > Sent: Monday, March 16, 2015 11:14:10 AM
> > > > Subject: [ovirt-users]  Reinstalling a new oVirt Manager
> > > >
> > > > Hi
> > > > I want to reinstall a new clean oVirt Manager, and I have a question :
> > > > If I install a new manager, do I recover the datacenter and all
> > > > the Vms installed in it without any lost of data ?
> > > > What is the best practice to do this safely ?
> > > > Thank you for your help
> > > > Alain
> > >
> > > Are you planning to install on a new host/VM?
> > >
> > > You have basically two alternatives:
> > > A. backup the DB and restore it on the new engine as described here:
> > > http://www.ovirt.org/Ovirt-engine-backup
> > >
> > > B. Start from scratch with a new engine on a new DB and re-import
> > > existing storage domains:
> > > http://www.ovirt.org/Features/ImportStorageDomain
> > >
> > > Option B involves a lot of manual steps but it could be also used
> > > as a disaster recovery flow when the DB is for any reasons lost or
> > > corrupted.
> > >
> > >
> > >
> > > > Alain VONDRA
> > > > Chargé d'exploitation des Systèmes d'Information Direction
> > > > Administrative et Financière
> > > > +33 1 44 39 77 76
> > > > UNICEF France
> > > > 3 rue Duguay Trouin  75006 PARIS www.unicef.fr
> > > >
> > > >
> > > >
> > > >
> > > > _______________________________________________
> > > > Users mailing list
> > > > [email protected]
> > > > http://lists.ovirt.org/mailman/listinfo/users
> > > >
> > > _______________________________________________
> > > Users mailing list
> > > [email protected]
> > > http://lists.ovirt.org/mailman/listinfo/users
> > >
> >
> _______________________________________________
> Users mailing list
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>
>
>
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