.. SPDX-License-Identifier: BSD-3-Clause Copyright(c) 2023 Intel Corporation =========================================================== Loopback vhost/virtio multi-paths async data-path test plan =========================================================== Benchmark vhost/virtio-user loopback test with 10 tx/rx paths when vhost uses the asynchronous operation. Includes split ring mergeable, non-mergeable, vector_rx, inorder mergeable, inorder non-mergeable, packed ring mergeable, packed ring non-mergeableļ¼Œ packed ring inorder mergeable, packed ring inorder non-mergeable path and vectorized path. Test case ========= Common steps ------------ 1. Bind 1 dsa device to idxd, then generate 1wq by below command:: ./usertools/dpdk-devbind.py -b idxd 0000:6a:01.0 ./drivers/dma/idxd/dpdk_idxd_cfg.py -q 2 0 2. Bind 1 dsa device to vfio-pci:: ./usertools/dpdk-devbind.py -b vfio-pci 0000:6f:01.0 Test Case 1: loopback vhost async test with split ring inorder mergeable path using IDXD kernel driver ------------------------------------------------------------------------------------------------------ 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 --no-pci --file-prefix=vhost \ - -vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@wq0.0;rxq0@wq0.1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,in_order=1,mrg_rxbuf=1 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 2: loopback vhost async test with split ring inorder non-mergeable path using IDXD kernel driver ---------------------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 --no-pci --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@wq0.0;rxq0@wq0.1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,in_order=1,mrg_rxbuf=0 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 3: loopback vhost async test with split ring mergeable path using IDXD kernel driver ---------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 --no-pci --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@wq0.0;rxq0@wq0.1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,in_order=0,mrg_rxbuf=1 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 4: loopback vhost async test with split ring non-mergeable path using IDXD kernel driver -------------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 --no-pci --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@wq0.0;rxq0@wq0.1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,in_order=0,mrg_rxbuf=0 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 5: loopback vhost async test with split ring vectorized path using IDXD kernel driver ----------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 --no-pci --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@wq0.0;rxq0@wq0.1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,in_order=0,mrg_rxbuf=0 \ -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 6: loopback vhost async test with packed ring inorder mergeable path using IDXD kernel driver ------------------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 --no-pci --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@wq0.0;rxq0@wq0.1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,packed_vq=1,in_order=1,mrg_rxbuf=1 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 7: loopback vhost async test with packed ring inorder non-mergeable path using IDXD kernel driver ----------------------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 --no-pci --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@wq0.0;rxq0@wq0.1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,packed_vq=1,in_order=1,mrg_rxbuf=0 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 8: loopback vhost async test with packed ring mergeable path using IDXD kernel driver ----------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 --no-pci --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@wq0.0;rxq0@wq0.1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,packed_vq=1,mrg_rxbuf=1,in_order=0 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 9: loopback vhost async test with packed ring non-mergeable path using IDXD kernel driver --------------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 --no-pci --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@wq0.0;rxq0@wq0.1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,packed_vq=1,mrg_rxbuf=0,in_order=0 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 10: loopback vhost async test with packed ring vectorized path using IDXD kernel driver ------------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 --no-pci --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@wq0.0;rxq0@wq0.1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio --force-max-simd-bitwidth=512 \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,packed_vq=1,in_order=1,mrg_rxbuf=0,vectorized=1 \ -- -i --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 11: loopback vhost async test with split ring inorder mergeable path using vfio-pci driver ---------------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 -a 0000:6f:01.0,max_queues=2 --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@0000:6f:01.0-q0;rxq0@0000:6f:01.0-q1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,in_order=1,mrg_rxbuf=1 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 12: loopback vhost async test with split ring inorder non-mergeable path using vfio-pci driver -------------------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 -a 0000:6f:01.0,max_queues=2 --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@0000:6f:01.0-q0;rxq0@0000:6f:01.0-q1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,in_order=1,mrg_rxbuf=0 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 13: loopback vhost async test with split ring mergeable path using vfio-pci driver -------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 -a 0000:6f:01.0,max_queues=2 --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@0000:6f:01.0-q0;rxq0@0000:6f:01.0-q1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,in_order=0,mrg_rxbuf=1 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 14: loopback vhost async test with split ring non-mergeable path using vfio-pci driver ------------------------------------------------------------------------------------------------ 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 -a 0000:6f:01.0,max_queues=2 --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@0000:6f:01.0-q0;rxq0@0000:6f:01.0-q1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,in_order=0,mrg_rxbuf=0 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 15: loopback vhost async test with split ring vectorized path using vfio-pci driver --------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 -a 0000:6f:01.0,max_queues=2 --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@0000:6f:01.0-q0;rxq0@0000:6f:01.0-q1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,in_order=0,mrg_rxbuf=0 \ -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 16: loopback vhost async test with packed ring inorder mergeable path using vfio-pci driver ----------------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 -a 0000:6f:01.0,max_queues=2 --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@0000:6f:01.0-q0;rxq0@0000:6f:01.0-q1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,packed_vq=1,in_order=1,mrg_rxbuf=1 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 17: loopback vhost async test with packed ring inorder non-mergeable path using vfio-pci driver --------------------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 -a 0000:6f:01.0,max_queues=2 --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@0000:6f:01.0-q0;rxq0@0000:6f:01.0-q1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,packed_vq=1,in_order=1,mrg_rxbuf=0 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 18: loopback vhost async test with packed ring mergeable path using vfio-pci driver --------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 -a 0000:6f:01.0,max_queues=2 --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@0000:6f:01.0-q0;rxq0@0000:6f:01.0-q1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,packed_vq=1,mrg_rxbuf=1,in_order=0 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 19: loopback vhost async test with packed ring non-mergeable path using vfio-pci driver ------------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 -a 0000:6f:01.0,max_queues=2 --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@0000:6f:01.0-q0;rxq0@0000:6f:01.0-q1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,packed_vq=1,mrg_rxbuf=0,in_order=0 \ -- -i --tx-offloads=0x0 --enable-hw-vlan-strip --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518]. Test Case 20: loopback vhost async test with packed ring vectorized path using vfio-pci driver ---------------------------------------------------------------------------------------------- 1. Launch vhost by below command:: rm -rf vhost-net* ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 2-4 -a 0000:6f:01.0,max_queues=2 --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net,queues=1,dmas=[txq0@0000:6f:01.0-q0;rxq0@0000:6f:01.0-q1]' -- -i --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac 2. Launch virtio-user by below command:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -n 8 -l 5-6 \ --no-pci --file-prefix=virtio --force-max-simd-bitwidth=512 \ --vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,packed_vq=1,in_order=1,mrg_rxbuf=0,vectorized=1 \ -- -i --rss-ip --nb-cores=1 --txd=1024 --rxd=1024 testpmd>set fwd mac testpmd>start 3. Send packets with vhost-testpmd:: testpmd>set txpkts testpmd>start tx_first 32 4. Repeat below command to get throughput 10 times,then check the average throughput can get expected data with below command:: testpmd>show port stats all 5. Quit virtio-user, rerun step 2-4 with different packet length, include [64, 128, 256, 512, 1024, 1518].