网卡全虚拟化、virtio、vhost-net性能测试
全虚拟化
虚拟机启动参数：
qemu-system-x86_64 -hda Linux -enable-kvm -m 2048 -smp 2 -machine q35 -netdev tap,script=no,downscript=no,id=mynet -device e1000e,netdev=mynet
虚拟机中运行:
iperf3 -s
宿主机中运行：
$ iperf3 -c 192.168.220.180
Connecting to host 192.168.220.180, port 5201
[ 4] local 192.168.220.168 port 53048 connected to 192.168.220.180 port 5201
[ ID] Interval Transfer Bandwidth Retr Cwnd
[ 4] 0.00-1.00 sec 121 MBytes 1.02 Gbits/sec 85 1.31 MBytes
[ 4] 1.00-2.00 sec 126 MBytes 1.06 Gbits/sec 0 1.44 MBytes
[ 4] 2.00-3.00 sec 126 MBytes 1.06 Gbits/sec 0 1.53 MBytes
[ 4] 3.00-4.00 sec 125 MBytes 1.05 Gbits/sec 3 1.15 MBytes
[ 4] 4.00-5.00 sec 127 MBytes 1.07 Gbits/sec 0 1.23 MBytes
[ 4] 5.00-6.00 sec 126 MBytes 1.06 Gbits/sec 0 1.30 MBytes
[ 4] 6.00-7.00 sec 126 MBytes 1.06 Gbits/sec 0 1.37 MBytes
[ 4] 7.00-8.00 sec 127 MBytes 1.06 Gbits/sec 0 1.44 MBytes
[ 4] 8.00-9.00 sec 127 MBytes 1.07 Gbits/sec 0 1.50 MBytes
[ 4] 9.00-10.00 sec 121 MBytes 1.01 Gbits/sec 61 1.14 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bandwidth Retr
[ 4] 0.00-10.00 sec 1.22 GBytes 1.05 Gbits/sec 149 sender
[ 4] 0.00-10.00 sec 1.22 GBytes 1.05 Gbits/sec receiver
iperf Done.
virtio
虚拟机启动参数:
qemu-system-x86_64 -hda Linux -enable-kvm -m 2048 -smp 2 -machine q35 -netdev tap,script=no,downscript=no,id=mynet -device virtio-net-pci,netdev=mynet
虚拟机中运行:
iperf3 -s
宿主机中运行：
$ iperf3 -c 192.168.220.180
Connecting to host 192.168.220.180, port 5201
[ 4] local 192.168.220.168 port 53086 connected to 192.168.220.180 port 5201
[ ID] Interval Transfer Bandwidth Retr Cwnd
[ 4] 0.00-1.00 sec 1.80 GBytes 15.5 Gbits/sec 0 3.05 MBytes
[ 4] 1.00-2.00 sec 1.84 GBytes 15.8 Gbits/sec 0 3.05 MBytes
[ 4] 2.00-3.00 sec 1.73 GBytes 14.9 Gbits/sec 0 3.05 MBytes
[ 4] 3.00-4.00 sec 1.84 GBytes 15.8 Gbits/sec 0 3.05 MBytes
[ 4] 4.00-5.00 sec 1.84 GBytes 15.8 Gbits/sec 0 3.05 MBytes
[ 4] 5.00-6.00 sec 1.84 GBytes 15.8 Gbits/sec 0 3.05 MBytes
[ 4] 6.00-7.00 sec 1.79 GBytes 15.4 Gbits/sec 0 3.05 MBytes
[ 4] 7.00-8.00 sec 1.68 GBytes 14.4 Gbits/sec 0 3.05 MBytes
[ 4] 8.00-9.00 sec 1.84 GBytes 15.8 Gbits/sec 0 3.05 MBytes
[ 4] 9.00-10.00 sec 1.82 GBytes 15.6 Gbits/sec 0 3.05 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bandwidth Retr
[ 4] 0.00-10.00 sec 18.0 GBytes 15.5 Gbits/sec 0 sender
[ 4] 0.00-10.00 sec 18.0 GBytes 15.5 Gbits/sec receiver
iperf Done.
vhost-net
虚拟机启动参数：
qemu-system-x86_64 -hda Linux -enable-kvm -m 2048 -smp 2 -machine q35 -netdev tap,script=no,downscript=no,vhost=on,id=mynet -device virtio-net-pci,netdev=mynet
虚拟机中运行:
iperf3 -s
宿主机中运行：
$ iperf3 -c 192.168.220.180
Connecting to host 192.168.220.180, port 5201
[ 4] local 192.168.220.168 port 53124 connected to 192.168.220.180 port 5201
[ ID] Interval Transfer Bandwidth Retr Cwnd
[ 4] 0.00-1.00 sec 2.29 GBytes 19.7 Gbits/sec 0 3.14 MBytes
[ 4] 1.00-2.00 sec 2.40 GBytes 20.7 Gbits/sec 0 3.14 MBytes
[ 4] 2.00-3.00 sec 3.46 GBytes 29.7 Gbits/sec 0 3.14 MBytes
[ 4] 3.00-4.00 sec 2.35 GBytes 20.2 Gbits/sec 0 3.14 MBytes
[ 4] 4.00-5.00 sec 2.37 GBytes 20.3 Gbits/sec 0 3.14 MBytes
[ 4] 5.00-6.00 sec 2.37 GBytes 20.4 Gbits/sec 0 3.14 MBytes
[ 4] 6.00-7.00 sec 2.41 GBytes 20.7 Gbits/sec 0 3.14 MBytes
[ 4] 7.00-8.00 sec 2.23 GBytes 19.2 Gbits/sec 0 3.14 MBytes
[ 4] 8.00-9.00 sec 2.95 GBytes 25.3 Gbits/sec 0 3.14 MBytes
[ 4] 9.00-10.00 sec 2.64 GBytes 22.7 Gbits/sec 0 3.14 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bandwidth Retr
[ 4] 0.00-10.00 sec 25.5 GBytes 21.9 Gbits/sec 0 sender
[ 4] 0.00-10.00 sec 25.5 GBytes 21.9 Gbits/sec receiver
iperf Done.
