[ovirt-users] Reinstalling a new oVirt Manager
VONDRA Alain
AVONDRA at unicef.fr
Wed Mar 18 13:51:53 UTC 2015
> 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.
> If no other engine is managing them, you can safely import the existing storage domain.
> As usual, is always a good idea to keep a backup.
There is no other engine anymore, when you say to keep a backup, you talk about the engine or ???
What I am afraid is about the Data in the iSCSI SAN, I can't make a backup of this.
>
>
> 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 : users-bounces at ovirt.org [mailto:users-bounces at ovirt.org] De la
> part de VONDRA Alain Envoyé : mardi 17 mars 2015 23:33 À : Simone
> Tiraboschi Cc : users at ovirt.org 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 at 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 at 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 at 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 at 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 at 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 at 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 at 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 at unc-srv-hyp1 ~]$ vdsClient -s 0 getVmsList
> c58a44b1-1c98-450e-97e1-3347eeb28f86
> 1f6dec51-12a6-41ed-9d14-8f0ad4e062d2
> No VMs found.
>
> [root at 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 at 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 : users at ovirt.org
> > 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 : users at ovirt.org
> > 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:stirabos at redhat.com] Envoyé : mardi
> > > 17 mars 2015 12:04 À : VONDRA Alain Cc : users at ovirt.org Objet : Re:
> > > [ovirt-users] Reinstalling a new oVirt Manager
> > >
> > >
> > >
> > > ----- Original Message -----
> > > > From: "VONDRA Alain" <AVONDRA at unicef.fr>
> > > > To: "VONDRA Alain" <AVONDRA at unicef.fr>, "Simone Tiraboschi"
> > > > <stirabos at redhat.com>
> > > > Cc: users at ovirt.org
> > > > 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 : users-bounces at ovirt.org [mailto:users-bounces at ovirt.org] De
> > > > la part de VONDRA Alain Envoyé : lundi 16 mars 2015 13:52 À :
> > > > Simone Tiraboschi Cc : users at ovirt.org 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:stirabos at redhat.com] Envoyé : lundi
> > > > 16 mars
> > > > 2015 11:55 À : VONDRA Alain Cc : Roy Golan; users at ovirt.org Objet : Re:
> > > > [ovirt-users] Reinstalling a new oVirt Manager
> > > >
> > > >
> > > >
> > > > ----- Original Message -----
> > > > > From: "VONDRA Alain" <AVONDRA at unicef.fr>
> > > > > To: "Roy Golan" <rgolan at redhat.com>
> > > > > Cc: users at ovirt.org
> > > > > 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
> > > > > Users at ovirt.org
> > > > > http://lists.ovirt.org/mailman/listinfo/users
> > > > >
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> > > > Users at ovirt.org
> > > > http://lists.ovirt.org/mailman/listinfo/users
> > > >
> > >
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