Hi,

vma backup only work on running vm (attached disk),
so no, it's not possible currently.

Currently, I'm doing ceph backup to another remote ceph backup cluster
with custom script


* Start 
* guest-fs-freeze 
* rbd snap $image@vzdump_$timstamp 
* guest-fs-thaw 
* rbd export $image@vzdump_$timstamp  | rbd import ....
....

works very fine. (with incremental backup)


I'll try to put my code on github soon.

(I have a nice gui/cli too, to restore a full vm, or some files inside the 
backup)





----- Mail original -----
De: "Mark Schouten" <[email protected]>
À: "proxmoxve" <[email protected]>
Envoyé: Mardi 28 Août 2018 16:27:42
Objet: [PVE-User] VZDump and Ceph Snapshots

Hi, 

I'm currently using vzdump with the snapshot method to periodically 
generate vma-files for disasterrecovery. vzdump in snapshot mode 
instructs Qemu to start backing up the disk to a specific location, and 
while doing so, VM users can suffer poor performance. 

We run practically all VMs on Ceph storage, which has snapshot 
functionality. 

Would it be feasable to alter VZDump to use the following flow: 

* Start 
* guest-fs-freeze 
* rbd snap $image@vzdump_$timstamp 
* guest-fs-thaw 
* qemu-img convert -O raw rbd:$image@vzdump_$timstamp $tmpdir 
* vma create 
* rbd snap rm $image@vzdump_$timstamp 
* Done 

Regards, 

-- 
Kerio Operator in de Cloud? https://www.kerioindecloud.nl/ 
Mark Schouten | Tuxis Internet Engineering 
KvK: 61527076 | http://www.tuxis.nl/ 
T: 0318 200208 | [email protected] 


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