Take a look at https://cwiki.apache.org/confluence/display/CLOUDSTACK/Network+throttling+in+CloudStack You might have to change more than the setting.
-- Erik On Mon, Mar 6, 2017 at 10:46 PM, Nezar Madbouh <nezar.madb...@ipscape.com.au> wrote: > Hi, > > I changed vm.network.throttling.rate from 200 to 1000 but when I run iperf > between 2 VMs the maximum speed I get is still 200. > > Can you please advise why this didn't take effect. > > Thanks & Regards, > Nezar.