On Tue, Jan 29, 2013 at 12:59:05PM +0100, [email protected] wrote:
> Hello,
>
> I am trying to setup a 2 node, drbd, kvm cluster to host a couple virtual
> machines. However the IO performance I get is quite low, both inside the
> guest
> and on the host when directly writing to the drbd device, compared to what I
> get on the disk directly.
As sugested we bought a BBU and enabled WriteBack on the Controller. I am now
able to max out at ~450 MB/s when writing and using 3 VMs :)
Stefan
--
BOFH excuse #167:
excessive collisions & not enough packet ambulances
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