On Sun, Jun 2, 2013 at 5:48 AM, 刘人杰 <libva...@163.com> wrote: > I am so sorry to bother you, but I have met a problem when I set QoS on > openvswitch. > I set up 4 VMs, one of them is set up as ovswitch, and the other 3 as host. > There are 3 interfaces on the switch, eth0,eth1,and eth2, each of them is > connected to a host,. > And, I want to set up a rate-limit between host 1 and 3 is 30M, and 100K > between host 2 and host 3. > Following are my commands: > ovs-vsctl -- set port eth1 qos=@new qos --set port eth2 qos=@new qos --set > port eth3 qos=@newqos -- --id=@newqos create qos type=linux-htb > other-config:max-rate=50000000 queue=0=@q0,1=@q1,2=@q2 -- --id=@q0 create > queue other-config:min-rate=0 other-config:max-rate=100000 -- --id=@q1 > create queue other-config:min-rate=0 other-config:max-rate=3000000 > > ovs-ofctl add-flow br0 in_port=2,nw_dst='host 3 ip_addr' actions=enqueue:3:0 > ovs-ofctl add-flow br0 in_port=3,nw_dst='host 2 ip_addr' actions=enqueue:2:0 > ovs-ofctl add-flow br0 in_port=1,nw_dst='host 3 ip_addr' actions=enqueue:2:1 > ovs-ofctl add-flow br0 in_port=3,nw_dst='host 1 ip_addr' actions=enqueue:1:1 > > However, the result of iperf is as follows: > Bandwith between H1 and H3: 100K > Bandwith between H2 and H3: 100K > > I tried several times...It seems that every flow is rate-limited by Q0. > > I tried to change max-rate of Q0 to 1M, and the bandwidth is changed to 1M; > What is more, I changed the command > ovs-ofctl add-flow br0 in_port=1,nw_dst='host 3 ip_addr' actions=enqueue:2:1 > ovs-ofctl add-flow br0 in_port=3,nw_dst='host 1 ip_addr' actions=enqueue:1:1 > into > ovs-ofctl add-flow br0 in_port=1,nw_dst='host 3 ip_addr' actions=output:2 > ovs-ofctl add-flow br0 in_port=3,nw_dst='host 1 ip_addr' actions=output:1 > And the result is same, bandwidth is only 100K. > And, I exchanged the location of Q0 and Q1in the QoS command, as > queue=1=@q1,0=@q0,2=@q2 > then, all the bandwidth is 30MB. It seems that all the flows is rate limited > by the first queue. > > I am wondering if there is something wrong in my command? > Or it is a bug in Open-vswitch?
There are several FAQ entries on QoS, have you read those first? _______________________________________________ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss
