[PVE-User] Uncompressed backups are compressed?

Yannis Milios yannis.milios at gmail.com
Thu Nov 13 17:32:14 CET 2014


VMA is the new backup format since PVE 2.3.It is uncompressed and it should
reflect the actual data occupied inside your vm (not raw file size). Gzip
and Lzo are used for compression of this file.

http://pve.proxmox.com/wiki/VMA




On Thu, Nov 13, 2014 at 5:57 PM, Chris Murray <chrismurray84 at gmail.com>
wrote:

> Hi,
>
>
>
> I may be missing the point here, but when choosing to backup a VM with
> compression = none, instead of LZO or GZIP, I’d expect an uncompressed file
> to be produced?
>
>
>
> I’m trying to backup to a device which will perform block-level dedupe,
> but I guess that won’t work too well when e.g. a 32GB RAW file turns into a
> 15.9GB .vma file. Or is alignment preserved despite the difference in file
> size?
>
>
>
> Thank you,
>
> Chris
>
> _______________________________________________
> pve-user mailing list
> pve-user at pve.proxmox.com
> http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-user
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://pve.proxmox.com/pipermail/pve-user/attachments/20141113/2d964116/attachment-0015.html>


More information about the pve-user mailing list