Hi Stefan, That's really slow.
I use a similar setup, but with ZFS and I backup 6 nodes in parallel to the storage and saturate the 1 GBit network connection. I use LZOP on the Proxmox-side as best tradeoff between size and online-compression speed. On Tue, Feb 16, 2016 at 9:22 AM, Stefan Priebe - Profihost AG < s.pri...@profihost.ag> wrote: > Hi, > > is there any way to speed up PVE Backups? > > I'm trying to evaluate the optimal method doing backups but they took > very long. > > I'm trying to use vzdump on top of nfs on top of btrfs using zlib > compression. > > The target FS it totally idle but the backup is running at a very low > speed. > > The output after 15 minutes is: > INFO: starting new backup job: vzdump 132 --remove 0 --mode snapshot > --storage vmbackup --node 1234 > INFO: Starting Backup of VM 132 (qemu) > INFO: status = running > INFO: update VM 132: -lock backup > INFO: backup mode: snapshot > INFO: ionice priority: 7 > INFO: snapshots found (not included into backup) > INFO: creating archive > '/mnt/pve/vmbackup/dump/vzdump-qemu-132-2016_02_16-09_05_28.vma' > INFO: started backup task 'e75cc760-2be6-4731-b65b-f78b2832baf9' > INFO: status: 0% (79036416/1073741824000), sparse 0% (10665984), > duration 3, 26/22 MB/s > INFO: status: 1% (10742530048/1073741824000), sparse 0% (6539657216), > duration 411, 26/10 MB/s > INFO: status: 2% (21485322240/1073741824000), sparse 1% (17281466368), > duration 820, 26/0 MB/s > > This is PVE 3.4 running Qemu 2.4 > > Greets, > Stefan > _______________________________________________ > pve-devel mailing list > pve-devel@pve.proxmox.com > http://pve.proxmox.com/cgi-bin/mailman/listinfo/pve-devel >
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