> > I'm sending traffic to a macvtap2 interface on KVM instance [derived from > pktovs bridge] and the traffic is voice [udp data ~104 bytes with ip header > and payload] > > Following are the interface details [you can see the pktovs dropped value > also] > > macvtap0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 > macvtap1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 > > > macvtap2: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 > > inet6 fe80::5054:ff:fed1:ad9c prefixlen 64 scopeid 0x20<link> > ether 52:54:00:d1:ad:9c txqueuelen 500 (Ethernet) > RX packets 277957152 bytes 18691630130 (17.4 GiB) > RX errors 6226 dropped 6226 overruns 0 frame 0 > TX packets 5913091 bytes 1270520006 (1.1 GiB) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > macvtap3: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 > inet6 fe80::5054:ff:fec6:8151 prefixlen 64 scopeid 0x20<link> > ether 52:54:00:c6:81:51 txqueuelen 500 (Ethernet) > RX packets 14488698 bytes 3102135336 (2.8 GiB) > RX errors 0 dropped 0 overruns 0 frame 0 > TX packets 6403020 bytes 1386693403 (1.2 GiB) > TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0 > > pktovs: flags=323<UP,BROADCAST,RUNNING,PROMISC> mtu 1500 > > inet 10.54.218.81 netmask 255.255.255.0 broadcast 10.54.218.255 > inet6 fe80::e611:5bff:fe98:993 prefixlen 64 scopeid 0x20<link> > ether e4:11:5b:98:09:93 txqueuelen 4096 (Ethernet) > RX packets 146219247 bytes 10896680781 (10.1 GiB) > RX errors 0 dropped 5215 overruns 0 frame 0 > TX packets 5620563 bytes 1220607110 (1.1 GiB) > TX errors 0 dropped 6695584 overruns 0 carrier 0 collisions 0 > > As I mentioned in a previous post, you need to use vhost-user. The bottleneck you are experiencing is the tap device. vhost-user will give you better performance into the virtual machine, especially if you use a DPDK poll mode driver in the guest.
http://openvswitch.org/support/ovscon2014/18/1530-dpdk-accelerating.pptx https://www.youtube.com/watch?v=FmQmo8zG4y8&list=PL9MeVsU0uG65Ne9_qJNi4J8AzXvP05gjZ&index=23 https://github.com/openvswitch/ovs/blob/master/INSTALL.DPDK.md#dpdk-vhost > > On Mon, Jul 6, 2015 at 5:37 PM, Gray, Mark D <mark.d.g...@intel.com > <mailto:mark.d.g...@intel.com> > wrote: > > > > > > Hi Mark, > > > > Following are the scripts. > > > Ok, so what traffic interface are you sending traffic into and what is > the traffic > type? > > > > > > > -- > > Thanks & Regds > ------------------------------------------------ > Varun Rapelly, > 9620637186 > > > _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
