[PVE-User] Slow speeds when KVM guest is on NFS

Dietmar Maurer dietmar at proxmox.com
Wed Nov 16 12:06:42 CET 2016

> So something is not good with QCOW2 disk format.

I guess this is just because it changes a sequential write
order to something more random. You will get different
results if you use other benchmark tools ...

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