Dear all
What do you think about the VM clone creation which happens very slowly
even though the domain data is fibre channel ?
with vproect it would be faster because it does not use this mechanism
to make backups?
Enrico
Il 04/02/25 15:24, Giulio Casella ha scritto:
Same here.
We happily use storware vprotect, performing full backups during the
weekend and a couple of incremental backups every other day (for some
VM 4 backups a day), for every VM living in our cluster.
Full backup is quite slow (obviously proportional to VM size), but
incremental backup is a matter of (few) minutes.
An export domain is not the right choice for backups, I think you
should look at it as a storage to move around VMs (between
datacenters) when you need.
HTH,
gc
On 04/02/2025 15:11, Jayme wrote:
> I've always found the same personally. You'd be much better off if
> you could implement an incremental backup solution. vProtect is one
> option that might do the job
>
>
> On Tue, Feb 4, 2025 at 9:44 AM Enrico Becchetti via Users
> <users(a)ovirt.org <mailto:users@ovirt.org>> wrote:
>
> Dear all,
> I have an Ovirt cluster with 3 Dell R7525 nodes and about 70 virtual
> machines. I have been using ovirtbackup (python) for a long time to
> save
> the VMs.
>
> Unfortunately it has always been a very slow process that with
> time and
> the ever-increasing size of the VMs has become unusable.
>
> The oVirt cluster has two storage domains. "DATA" is a the fibre
> channel
> type (8Gbs) with 18TB and an EXPORT domain NFS managed by a
> dual-processor server HPE Proliant with 4x1Gbs.
>
> I'll give you an example. I have a vm with four vdisk for a 1.8TB
> and
> these are the steps performed to backup this VM.
> As you will see it takes many hours to get the clone from the
> snapshot
> and then many hours to copy the clone to the NFS storage.
> How can I reduce the time needed to save ?
> Thank you !
> Best Regards
> Enrico
>
> -----------------------------------------------------------------
> Feb 2, 2025, 6:26:47 AM
> Snapshot 'Snapshot for backup script' creation for VM 'GRAYLOG-9'
> was
> initiated by admin@internal-authz.
> 45
> admin@internal-authz
> infn-vm10.management
> GRAYLOG-9
> Blank
> INFNPG
> DELL
> 70bbb81b-ed44-4700-839a-96c1df8daeea
> oVirt
> -----------------------------------------------------------------
>
> Feb 2, 2025, 6:27:22 AM
> Snapshot 'Snapshot for backup script' creation for VM 'GRAYLOG-9'
> has
> been completed.
> 68
> admin@internal-authz
> infn-vm10.management
> GRAYLOG-9
> Blank
> INFNPG
> DELL
> 70bbb81b-ed44-4700-839a-96c1df8daeea
> oVirt
> -----------------------------------------------------------------
>
> Feb 2, 2025, 6:27:37 AM
> VM GRAYLOG-9_BCK_020244 creation was initiated by
> admin@internal-authz.
> 37
> admin@internal-authz
> GRAYLOG-9_BCK_020244
> Blank
> INFNPG
> DATA_FC_P2050
> DELL
> edde40d9-2a26-4d88-8a02-bd928c1ded4a
> oVirt
> -----------------------------------------------------------------
>
> Feb 2, 2025, 1:59:30 PM
> VM GRAYLOG-9_BCK_020244 creation has been completed.
> 53
> admin@internal-authz
> GRAYLOG-9_BCK_020244
> Blank
> INFNPG
> DATA_FC_P2050
> DELL
> edde40d9-2a26-4d88-8a02-bd928c1ded4a
> oVirt
> -----------------------------------------------------------------
>
> Feb 2, 2025, 1:59:34 PM
> Snapshot 'Snapshot for backup script' deletion for VM 'GRAYLOG-9'
> was
> initiated by admin@internal-authz.
> 342
> admin@internal-authz
> infn-vm10.management
> GRAYLOG-9
> Blank
> INFNPG
> DELL
> fcfc6291-a55f-431a-8b4c-87cb8e3615ff
> oVirt
> -----------------------------------------------------------------
>
> Feb 2, 2025, 2:04:00 PM
> Snapshot 'Snapshot for backup script' deletion for VM 'GRAYLOG-9'
> has
> been completed.
> 356
> admin@internal-authz
> infn-vm10.management
> GRAYLOG-9
> Blank
> INFNPG
> DELL
> fcfc6291-a55f-431a-8b4c-87cb8e3615ff
> oVirt
> -----------------------------------------------------------------
>
> Feb 2, 2025, 2:04:08 PM
> Starting export Vm GRAYLOG-9_BCK_020244 to VMS_EXPORT
> 1162
> admin@internal-authz
> GRAYLOG-9_BCK_020244
> INFNPG
> VMS_EXPORT
> DELL
> b964e3b3-df13-4b82-8128-00984eea380b
> oVirt
> -----------------------------------------------------------------
>
> Feb 4, 2025, 5:27:50 AM
> Vm GRAYLOG-9_BCK_020244 was exported successfully to VMS_EXPORT
> 1150
> admin@internal-authz
> GRAYLOG-9_BCK_020244
> INFNPG
> VMS_EXPORT
> DELL
> b964e3b3-df13-4b82-8128-00984eea380b
> oVirt
> -----------------------------------------------------------------
>
> Feb 4, 2025, 5:27:53 AM
> VM GRAYLOG-9_BCK_020244 configuration was updated by admin@internal-
> authz.
> 35
> admin@internal-authz
> GRAYLOG-9_BCK_020244
> Blank
> INFNPG
> DELL
> 44480c68-10ad-4660-bd9b-297043210503
> oVirt
> -----------------------------------------------------------------
>
> Feb 4, 2025, 5:28:00 AM
> VM GRAYLOG-9_BCK_020244 was successfully removed by admin@internal-
> authz.
> 113
> admin@internal-authz
> GRAYLOG-9_BCK_020244
> Blank
> INFNPG
> DELL
> d141ad60-6cf8-4e77-b438-26b5481f4256
> oVirt
> -----------------------------------------------------------------
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--
__________________________________________________________________________
Enrico Becchetti Servizio di Calcolo e Reti
Istituto Nazionale di Fisica Nucleare - Sezione di Perugia
Via Pascoli,c/o Dipartimento di Fisica 06123 Perugia (ITALY)
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