Please stop starting new threads about the same question..
On Thu, Jan 10, 2013 at 3:27 AM, Mathumitha S <cerisierfi...@hotmail.com> wrote: > Hi, > I have OpenvSwitch installed in a computer that has a quad port. > eth3, eth4 and eth5 are connected to br0 with respective open flow port > numbers as 1,3,2 and the respective IP addresses of the machines connected > to the ports are 10.6.3.2, 10.6.1.2 and 10.6.2.2 > > I use eth3 and eth4 i.e ports 1 and 3 as input port and eth5 (port 2) as > output port of OvS. I created 3 queues at eth5 using the following command: > > ovs-vsctl -- set port eth5 qos=@newqos -- --id=@newqos create qos > type=linux-htb other-config:max-rate=1000000000 queues=0=@q0,1=@q1,2=@q2 -- > --id=@q0 create queue other-config:min-rate=1000000 > other-config:max-rate=1000000 -- --id=@q1 create queue > other-config:min-rate=20000000 other-config:max-rate=20000000 -- --id=@q2 > create queue other-config:min-rate=10000000 other-config:max-rate=10000000 > > I used the following commands to define the flows: > > ovs-ofctl add-flow br0 "in_port=2,actions=flood" > ovs-ofctl add-flow br0 "in_port=1,priority=0,actions=enqueue:2:0" > ovs-ofctl add-flow br0 "in_port=3,priority=0,actions=enqueue:2:0" > ovs-ofctl add-flow br0 > "in_port=3,dl_type=0x0800,nw_proto=6,tp_dst=6000,priority=7,actions=enqueue:2:2" > ovs-ofctl add-flow br0 > "in_port=1,dl_type=0x0800,nw_proto=6,tp_dst=6005,priority=7,actions=enqueue:2:1" > > I use iperf at the machines to generate traffic and I got the expected rates > of 20 Mbps and 10 Mbps (approx) for the machines connected to ports 1 and 3 > respectively. > > But if I change the max-rate values for the queues and set it equal to the > max-rate of the qos, I get rates as 100 Mbps for both the machines even if I > generate traffic at the same instant. > > The command used is > ovs-vsctl -- set port eth5 qos=@newqos -- --id=@newqos create qos > type=linux-htb other-config:max-rate=1000000000 queues=0=@q0,1=@q1,2=@q2 -- > --id=@q0 create queue other-config:min-rate=1000000 > other-config:max-rate=1000000 -- --id=@q1 create queue > other-config:min-rate=20000000 other-config:max-rate=100000000 -- --id=@q2 > create queue other-config:min-rate=10000000 other-config:max-rate=100000000 > > If I generate traffic at the same time from both machines, then the > available bandwidth should be shared between the 2 queues in the ratio of > their respective weights, right? But then why am I not able to see the > bandwidth sharing? Please let me know where I am going wrong. > > If I queue 2 different flows from the same machine in different queues, then > I can see that the bandwidth is shared. But when I use traffic from 2 > different machines connected to 2 different input ports, I am not able to > see the bandwidth sharing. Where am I making a mistake? > > Thank you > > Regards, > Mathumitha > > _______________________________________________ > discuss mailing list > discuss@openvswitch.org > http://openvswitch.org/mailman/listinfo/discuss > _______________________________________________ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss
