################################################################################ # Test PMD ################################################################################
# 编译DPDK git clone git@github.com:DPDK/dpdk.git cd dpdk git checkout v19.11 -b v19.11 make config T=x86_64-native-linuxapp-gcc mkdir /home/liufeng/workspace/src/ovs-dpdk/dpdk/sdk make install T=x86_64-native-linuxapp-gcc DESTDIR=/home/liufeng/workspace/src/ovs-dpdk/dpdk/sdk sudo make install T=x86_64-native-linuxapp-gcc DESTDIR=/home/liufeng/workspace/tools/
su
sudo modprobe vfio sudo modprobe vfio-pci chmod a+x /dev/vfio chmod 0666 /dev/vfio/*
modprobe uio_pci_generic
dpdk-devbind --status sudo ifconfig enp1s0f0 down sudo ifconfig enp1s0f1 down sudo ifconfig enp1s0f2 down sudo ifconfig enp1s0f3 down
sudo dpdk-devbind --bind=vfio-pci enp1s0f0 sudo dpdk-devbind --bind=vfio-pci enp1s0f1 sudo dpdk-devbind --bind=vfio-pci enp1s0f2 sudo dpdk-devbind --bind=vfio-pci enp1s0f3
dpdk-devbind --status
# 试运行 testpmd
# 进入交互模式 # 测试的前提是port0和port1是联通的 testpmd -l 1,2,3 --socket-mem 1024 -n 4 --log-level=8 -- -i >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> set nbcore 2 show config fwd #set fwd txonly start show port stats all stop quit <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
########################################################################### # 建立VM ###########################################################################
tunctl -t tap30 tunctl -t tap33 brctl addif br1 tap30 brctl addif br1 tap33 brctl show ifconfig tap30 promisc up ifconfig tap33 promisc up
tunctl -t tap301 tunctl -t tap302 brctl addif br2 tap301 brctl addif br2 tap302 brctl show ifconfig tap301 promisc up ifconfig tap302 promisc up
qemu-system-x86_64 -machine accel=kvm -cpu host -smp sockets=2,cores=2,threads=1 -m 3072M \ -object memory-backend-file,id=mem,size=3072M,mem-path=/dev/hugepages,share=on \ -hda /home/kvm/disk/vm0.img -mem-prealloc -numa node,memdev=mem \ -vnc 0.0.0.0:00 -monitor stdio --enable-kvm \ -netdev type=tap,id=eth0,ifname=tap30,script=no,downscript=no -device e1000,netdev=eth0,mac=12:03:04:05:06:05 \ -netdev type=tap,id=eth1,ifname=tap301,script=no,downscript=no -device e1000,netdev=eth1,mac=12:03:04:05:06:06 \ -netdev type=tap,id=eth2,ifname=tap302,script=no,downscript=no -device e1000,netdev=eth2,mac=12:03:04:05:06:07 \ -chardev socket,id=char1,path=/tmp/sock0,server \ -netdev type=vhost-user,id=mynet1,chardev=char1,vhostforce -device virtio-net-pci,netdev=mynet1,id=net1,mac=00:00:00:00:00:01 \ -chardev socket,id=char2,path=/tmp/sock0-1,server \ -netdev type=vhost-user,id=mynet2,chardev=char2,vhostforce -device virtio-net-pci,netdev=mynet2,id=net2,mac=00:00:00:00:00:02
########################################################################### # VM 中使用 ###########################################################################
su grep HugePages_ /proc/meminfo
sudo modprobe vfio sudo modprobe vfio-pci chmod a+x /dev/vfio chmod 0666 /dev/vfio/*
modprobe uio_pci_generic
dpdk-devbind --status sudo ifconfig eth0 down sudo ifconfig eth1 down
dpdk-devbind --bind=uio_pci_generic eth0 dpdk-devbind --bind=uio_pci_generic eth1
dpdk-devbind --status
# 试运行 testpmd
# 进入交互模式 # 测试的前提是port0和port1是联通的 testpmd -l 1,2,3 --socket-mem 1024 -n 4 --log-level=8 -- -i >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> #set nbcore 2 show config fwd show port stats all set fwd txonly start show port stats all stop set fwd rxonly show port stats all start show port stats all stop quit <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
