[ovirt-users] Re: export very slow

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 >>   ----------------------------------------------------------------- >>     _______________________________________________ >>     Users mailing list -- users(a)ovirt.org <mailto:users@ovirt.org> >>     To unsubscribe send an email to users-leave(a)ovirt.org <mailto:users- >>     leave(a)ovirt.org&gt; 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