Just in case it can help someone else, I upgraded openvswitch to the latest version and the problem vanished: ------------------------------------------------------------ Client connecting to 10.12.0.3, TCP port 5001 TCP window size: 16.0 KByte (default) ------------------------------------------------------------ [ 3] local 10.12.0.4 port 34996 connected with 10.12.0.3 port 5001 [ ID] Interval Transfer Bandwidth [ 3] 0.0-10.0 sec 1.10 GBytes 941 Mbits/sec
ethernet driver details: [root@xen1 ~]# ethtool -i eth0 driver: bnx2 version: 2.0.24b firmware-version: 6.2.15 bc 5.2.3 NCSI 2.0.11 bus-info: 0000:01:00.0 Best regards, Giuseppe 2011/11/10 Giuseppe Civitella <[email protected]>: > Hi all, > > I've got an openstack setup using XenServer6 as hypervisor platform. > Each XS6 server has 2 bond, one for management traffic and the other > for VM traffic: > > [root@xen1 ~]# ovs-appctl bond/list > bridge bond type slaves > xapi2 bond1 balance-slb eth3, eth2 > xapi1 bond0 balance-slb eth1, eth0 > > while management traffic on bond1 does not require vlans, the virtual > machine's traffic on bond0 does. > If I measure traffic rate between XS6's hosts and network host on > management lan the result is near gigabit as expected: > ------------------------------------------------------------ > Client connecting to 10.1.1.1, TCP port 5001 > TCP window size: 16.0 KByte (default) > ------------------------------------------------------------ > [ 3] local 10.1.1.34 port 56030 connected with 10.1.1.1 port 5001 > [ ID] Interval Transfer Bandwidth > [ 3] 0.0-10.0 sec 1.10 GBytes 943 Mbits/sec > > Even if I do the same test from a virtual machine to a phisical host > on the same DMZ I can get similar results. > If I check inter vms traffic rate the result is much different. > Using iperf on virtual machines running on the same vlan and different > XS6 hosts I got: > ------------------------------------------------------------ > Client connecting to 10.12.0.10, TCP port 5001 > TCP window size: 16.0 KByte (default) > ------------------------------------------------------------ > [ 3] local 10.12.0.8 port 47465 connected with 10.12.0.10 port 5001 > [ ID] Interval Transfer Bandwidth > [ 3] 0.0-10.0 sec 200 MBytes 168 Mbits/sec > > Openvswitch version on all the hosts is: > ovs-vswitchd (Open vSwitch) 1.0.99 > Compiled Aug 2 2011 11:50:44 > OpenFlow versions 0x1:0x1 > > > Do someone has any suggestion to address this problem? > > Thanks a lot > Giuseppe > _______________________________________________ discuss mailing list [email protected] http://openvswitch.org/mailman/listinfo/discuss
