[pve-devel] KVM Live Backup performance

Dietmar Maurer dietmar at proxmox.com
Fri Nov 22 19:37:08 CET 2013


> Live backup had such a significant impact on sequential read inside the VM it
> seemed appropriate to post those results so others can also investigate this.

We also need to define what data the image contains - large zero regions?

Maybe it is better to fill everything with real data - something like

# dd if=/dev/uradom of=tmp
# rm tmp




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