Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On Tue, Jan 29, 2013 at 12:59:05PM +0100, bd at bc-bd.org 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