From patchwork Tue Aug 2 08:53:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Ling, WeiX" X-Patchwork-Id: 114530 Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id D5A6CA0545; Tue, 2 Aug 2022 10:59:04 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id CA7D142B6D; Tue, 2 Aug 2022 10:59:04 +0200 (CEST) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by mails.dpdk.org (Postfix) with ESMTP id 33E8A400D7 for ; Tue, 2 Aug 2022 10:59:03 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1659430743; x=1690966743; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=ngVlq7U0tCyx9kcEcaOr6gg2df5MsTgQV0TUeyVzvzM=; b=axxWaR2q3rysisw8KTuCWpb91W8iLw7ZXWxPpSYvC63X7vIP/SSz7r4P tn4silhn/El2aPZcdW9mLXSM0aCKKzVcfIDVTxpm5OfhWAp8ChmU8kcyX qEoaPS+0ArZdol6I9HpUQrb5KtGT84puyK78lrxk0MpPxIZZjcd52GZWW ShEdITLG2tSY1olwd+uwYEvdLgzMvjEy8Z29ZdrRDuu0Uq/ZonvmFlLDD aTQSeU4OGPCAxDSKtR6cD5itBRcHS1I9UJMl18J5JynayQJknHpVjI8pC bGEcUN2v/puyPmPMGk0HMay/KDbqaERa1Jg/uvJwRn+Vun0wtBasl5pxu g==; X-IronPort-AV: E=McAfee;i="6400,9594,10426"; a="288118107" X-IronPort-AV: E=Sophos;i="5.93,210,1654585200"; d="scan'208,223";a="288118107" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Aug 2022 01:59:02 -0700 X-IronPort-AV: E=Sophos;i="5.93,210,1654585200"; d="scan'208,223";a="599230988" Received: from unknown (HELO localhost.localdomain) ([10.239.252.222]) by orsmga007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Aug 2022 01:59:00 -0700 From: Wei Ling To: dts@dpdk.org Cc: Wei Ling Subject: [dts][PATCH V3 1/2] test_plans/vswitch_sample_cbdma_test_plan: modify testplan to test virito dequeue Date: Tue, 2 Aug 2022 04:53:30 -0400 Message-Id: <20220802085330.1105212-1-weix.ling@intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-BeenThere: dts@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: test suite reviews and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dts-bounces@dpdk.org From DPDK-22.07, virtio support async dequeue for split and packed ring path, so modify vswitch_sample_cbdma testplan to test the split and packed ring async dequeue feature. Signed-off-by: Wei Ling --- test_plans/vswitch_sample_cbdma_test_plan.rst | 436 +++++++++++++----- 1 file changed, 311 insertions(+), 125 deletions(-) diff --git a/test_plans/vswitch_sample_cbdma_test_plan.rst b/test_plans/vswitch_sample_cbdma_test_plan.rst index c207d842..5dd2f80e 100644 --- a/test_plans/vswitch_sample_cbdma_test_plan.rst +++ b/test_plans/vswitch_sample_cbdma_test_plan.rst @@ -8,171 +8,202 @@ Vswitch sample test with vhost async data path test plan Description =========== -Vswitch sample can leverage IOAT to accelerate vhost async data-path from dpdk 20.11. This plan test +Vswitch sample can leverage DMA to accelerate vhost async data-path from dpdk 20.11. This plan test vhost DMA operation callbacks for CBDMA PMD and vhost async data-path in vhost sample. -From 20.11 to 21.02, only split ring support cbdma copy with vhost enqueue direction; -from 21.05,packed ring also can support cbdma copy with vhost enqueue direction. +From 22.07, split and packed ring support cbdma copy with both vhost enqueue and deuque direction. + +--dmas This parameter is used to specify the assigned DMA device of a vhost device. Async vhost-user +net driver will be used if --dmas is set. For example –dmas [txd0@00:04.0,txd1@00:04.1,rxd0@00:04.2,rxd1@00:04.3] +means use DMA channel 00:04.0/00:04.2 for vhost device 0 enqueue/dequeue operation and use DMA channel +00:04.1/00:04.3 for vhost device 1 enqueue/dequeue operation. The index of the device corresponds to +the socket file in order, that means vhost device 0 is created through the first socket file, +vhost device 1 is created through the second socket file, and so on. +For more about vswitch example, please refer to the DPDK docment:http://doc.dpdk.org/guides/sample_app_ug/vhost.html Prerequisites ============= +Hardware +-------- +Supportted NICs: nic that supports VMDQ + +Software +-------- +Trex:http://trex-tgn.cisco.com/trex/release/v2.26.tar.gz + +General set up +-------------- +1. Compile DPDK and vhost example:: + + # CC=gcc meson --werror -Denable_kmods=True -Dlibdir=lib -Dexamples=all --default-library=static x86_64-native-linuxapp-gcc + # meson configure -Dexamples=vhost x86_64-native-linuxapp-gcc + # ninja -C x86_64-native-linuxapp-gcc -j 110 Test Case1: PVP performance check with CBDMA channel using vhost async driver -============================================================================= +----------------------------------------------------------------------------- +This case tests the basic performance of split ring and packed ring with different packet size when using vhost async drvier. -1. Bind physical port to vfio-pci and CBDMA channel to vfio-pci. +1. Bind one physical port and 2 CBDMA devices to vfio-pci. 2. On host, launch dpdk-vhost by below command:: - ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 31-32 -n 4 -- \ - -p 0x1 --mergeable 1 --vm2vm 1 --dma-type ioat --stats 1 --socket-file /tmp/vhost-net --dmas [txd0@0000:00:04.0] --client --total-num-mbufs 600000 + ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 31-32 -n 4 -a 0000:af:00.0 -a 0000:00:04.0 -a 0000:00:04.1 -- \ + -p 0x1 --mergeable 1 --vm2vm 1 --stats 1 --socket-file /tmp/vhost-net --dmas [txd0@0000:00:04.0,rxd0@0000:00:04.1] --client --total-num-mbufs 600000 3. Launch virtio-user with packed ring:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 29-30 -n 4 --no-pci --file-prefix=testpmd0 --force-max-simd-bitwidth=512 \ - --vdev=net_virtio_user0,mac=00:11:22:33:44:10,path=/tmp/vhost-net,queues=1,mrg_rxbuf=0,in_order=1,vectorized=1,packed_vq=1,server=1 -- -i --rxq=1 --txq=1 --txd=1024 --rxd=1024 --nb-cores=1 + --vdev=net_virtio_user0,mac=00:11:22:33:44:10,path=/tmp/vhost-net,queues=1,mrg_rxbuf=0,in_order=1,vectorized=1,packed_vq=1,server=1 \ + -- -i --rxq=1 --txq=1 --txd=1024 --rxd=1024 --nb-cores=1 4. Start pkts from virtio-user side to let vswitch know the mac addr:: testpmd>set fwd mac testpmd>start tx_first -5. Inject pkts (packets length=64...1518) separately with dest_mac=virtio_mac_address (specific in above cmd with 00:11:22:33:44:10) to NIC using packet generator, record pvp (PG>nic>vswitch>virtio-user>vswitch>nic>PG) performance number can get expected. - -6. Quit and re-launch virtio-user with packed ring size not power of 2:: - - ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 29-30 -n 4 --no-pci --file-prefix=testpmd0 --force-max-simd-bitwidth=512 \ - --vdev=net_virtio_user0,mac=00:11:22:33:44:10,path=/tmp/vhost-net,queues=1,mrg_rxbuf=0,in_order=1,vectorized=1,packed_vq=1,server=1,queue_size=1025 -- -i --rxq=1 --txq=1 --txd=1025 --rxd=1025 --nb-cores=1 - -7. Re-test step 4-5, record performance of different packet length. +5. Inject packets with different packet size[64, 128, 256, 512, 1024, 1280, 1518] and dest_mac=virtio_mac_address (specific in above cmd with 00:11:22:33:44:10) to NIC using packet generator, record pvp (PG>nic>vswitch>virtio-user>vswitch>nic>PG) performance number can get expected. -8. Quit and re-launch virtio-user with split ring:: +6. Quit and re-launch virtio-user with split ring:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 29-30 -n 4 --no-pci --file-prefix=testpmd0 \ --vdev=net_virtio_user0,mac=00:11:22:33:44:10,path=/tmp/vhost-net,queues=1,mrg_rxbuf=0,in_order=1,vectorized=1,server=1 -- -i --rxq=1 --txq=1 --txd=1024 --rxd=1024 --nb-cores=1 -9. Re-test step 4-5, record performance of different packet length. +7. Re-test step 4-5, record performance of different packet length. -Test Case2: PVP test with two VM and two CBDMA channels using vhost async driver -================================================================================= +Test Case2: PVP test with two VMs using vhost async driver +---------------------------------------------------------- +This case tests that the imix packets can forward normally with two VMs in PVP topology when using vhost async drvier, both split ring and packed ring have been covered. -1. Bind one physical ports to vfio-pci and two CBDMA channels to vfio-pci. +1. Bind one physical ports to vfio-pci and 4 CBDMA devices to vfio-pci. 2. On host, launch dpdk-vhost by below command:: - ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -- \ - -p 0x1 --mergeable 1 --vm2vm 1 --dma-type ioat --stats 1 --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 --dmas [txd0@0000:00:01.0,txd1@0000:00:01.1] --client--total-num-mbufs 600000 + ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -a 0000:af:00.0 -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -- \ + -p 0x1 --mergeable 1 --vm2vm 1 --stats 1 --socket-file /root/dpdk/vhost-net0 --socket-file /root/dpdk/vhost-net1 --dmas [txd0@0000:00:04.0,rxd0@0000:00:04.1;txd1@0000:00:04.2,rxd1@0000:00:04.3] --client--total-num-mbufs 600000 3. launch two virtio-user ports:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 29-30 -n 4 --no-pci --file-prefix=testpmd0 \ - --vdev=net_virtio_user0,mac=00:11:22:33:44:10,path=/tmp/vhost-net0,queues=1,server=1,mrg_rxbuf=1,in_order=0,packed_vq=1 -- -i --rxq=1 --txq=1 --txd=1024 --rxd=1024 --nb-cores=1 + --vdev=net_virtio_user0,mac=00:11:22:33:44:10,path=/root/dpdk/vhost-net0,queues=1,server=1,mrg_rxbuf=1,in_order=0,packed_vq=1 -- -i --rxq=1 --txq=1 --txd=1024 --rxd=1024 --nb-cores=1 ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 31-32 -n 4 --no-pci --file-prefix=testpmd1 \ - --vdev=net_virtio_user0,mac=00:11:22:33:44:11,path=/tmp/vhost-net1,queues=1,server=1,mrg_rxbuf=1,in_order=1,vectorized=1 -- -i --rxq=1 --txq=1 --txd=1024 --rxd=1024 --nb-cores=1 + --vdev=net_virtio_user0,mac=00:11:22:33:44:11,path=/root/dpdk/vhost-net1,queues=1,server=1,mrg_rxbuf=1,in_order=1,vectorized=1 -- -i --rxq=1 --txq=1 --txd=1024 --rxd=1024 --nb-cores=1 -4. Start pkts from two virtio-user side individually to let vswitch know the mac addr:: +4. Start packets from two virtio-user side individually to let vswitch know the mac addr:: testpmd0>set fwd mac + testpmd0>start tx_first testpmd1>set fwd mac testpmd1>start tx_first - testpmd1>start tx_first 5. Inject IMIX packets (64b...1518b) with dest_mac=virtio_mac_address (00:11:22:33:44:10 and 00:11:22:33:44:11) to NIC using packet generator,record performance number can get expected from Packet generator rx side. -6. Stop dpdk-vhost side and relaunch it with same cmd as step2. +6. Quit and relaunch dpdk-vhost by below command:: -7. Start pkts from two virtio-user side individually to let vswitch know the mac addr:: + ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -a 0000:af:00.0 -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -- \ + -p 0x1 --mergeable 1 --vm2vm 1 --stats 1 --socket-file /root/dpdk/vhost-net0 --socket-file /root/dpdk/vhost-net1 --dmas [txd0@0000:00:01.0,rxd1@0000:00:01.1] --client--total-num-mbufs 600000 - testpmd0>stop - testpmd0>start tx_first - testpmd1>stop - testpmd1>start tx_first +7. Start packets from two virtio-user side individually to let vswitch know the mac addr:: -8. Inject IMIX packets (64b...1518b) with dest_mac=virtio_mac_address (00:11:22:33:44:10 and 00:11:22:33:44:11) to NIC using packet generator, ensure get same throughput as step5. + testpmd0>stop + testpmd0>start tx_first + testpmd1>stop + testpmd1>start tx_first -Test Case3: VM2VM forwarding test with two CBDMA channels -========================================================= +8.Inject IMIX packets (64b...1518b) to NIC using packet generator, ensure get same throughput as step5. -1.Bind one physical ports to vfio-pci and two CBDMA channels to vfio-pci. +Test Case3: VM2VM virtio-user forwarding test using vhost async driver +---------------------------------------------------------------------- +This case tests that the imix packets can forward normally in VM2VM topology(virtio-user as front-end) when using vhost async drvier, both split ring and packed ring have been covered. + +1.Bind one physical port and 4 CBDMA devices to vfio-pci. 2. On host, launch dpdk-vhost by below command:: - ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -- -p 0x1 --mergeable 1 --vm2vm 1 --dma-type ioat \ - --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 --dmas [txd0@0000:00:04.0,txd1@0000:00:04.1] --client --total-num-mbufs 600000 + ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -a 0000:af:00.0 -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -- -p 0x1 --mergeable 1 --vm2vm 1 \ + --socket-file /root/dpdk/vhost-net0 --socket-file /root/dpdk/vhost-net1 --dmas [txd0@0000:00:04.0,rxd0@0000:00:04.1;txd1@0000:00:04.2,rxd1@0000:00:04.3] --client --total-num-mbufs 600000 3. Launch virtio-user:: ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 29-30 -n 4 --no-pci --file-prefix=testpmd0 \ - --vdev=net_virtio_user0,mac=00:11:22:33:44:10,path=/tmp/vhost-net0,queues=1,server=1,mrg_rxbuf=1,in_order=0,packed_vq=1 -- -i --rxq=1 --txq=1 --txd=1024 --rxd=1024 --nb-cores=1 + --vdev=net_virtio_user0,mac=00:11:22:33:44:10,path=/root/dpdk/vhost-net0,queues=1,server=1,mrg_rxbuf=1,in_order=0,packed_vq=1 -- -i --rxq=1 --txq=1 --txd=1024 --rxd=1024 --nb-cores=1 ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 31-32 -n 4 --no-pci --file-prefix=testpmd1 \ - --vdev=net_virtio_user0,mac=00:11:22:33:44:11,path=/tmp/vhost-net1,queues=1,server=1,mrg_rxbuf=1,in_order=1,vectorized=1 -- -i --rxq=1 --txq=1 --txd=1024 --rxd=1024 --nb-cores=1 + --vdev=net_virtio_user0,mac=00:11:22:33:44:11,path=/root/dpdk/vhost-net1,queues=1,server=1,mrg_rxbuf=1,in_order=1,vectorized=1 -- -i --rxq=1 --txq=1 --txd=1024 --rxd=1024 --nb-cores=1 -4. Loop pkts between two virtio-user sides, record performance number with 64b/2000b/8000b/IMIX pkts can get expected:: +4. Loop packets between two virtio-user sides, record performance number with 64b/2000b/8000b/IMIX pkts can get expected:: testpmd0>set fwd mac testpmd0>start tx_first testpmd0>stop testpmd0>set eth-peer 0 00:11:22:33:44:11 testpmd0>start + testpmd1>set fwd mac testpmd1>set eth-peer 0 00:11:22:33:44:10 + testpmd1>set txpkts 64 testpmd1>start tx_first testpmd1>show port stats all testpmd1>stop + testpmd1>set txpkts 2000 testpmd1>start tx_first testpmd1>show port stats all testpmd1>stop + testpmd1>set txpkts 2000,2000,2000,2000 testpmd1>start tx_first testpmd1>show port stats all testpmd1>stop + testpmd1>set txpkts 64,256,2000,64,256,2000 testpmd1>start tx_first testpmd1>show port stats all -5. Stop dpdk-vhost side and relaunch it with same cmd as step2. +5. Stop dpdk-vhost side and relaunch it with below command:: + + ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -a 0000:af:00.0 -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -- -p 0x1 --mergeable 1 --vm2vm 1 \ + --socket-file /root/dpdk/vhost-net0 --socket-file /root/dpdk/vhost-net1 --dmas [txd0@0000:00:04.0,rxd1@0000:00:04.1] --client --total-num-mbufs 600000 6. Rerun step 4. -Test Case4: VM2VM test with cbdma channels register/unregister stable check -============================================================================ +Test Case 4: VM2VM virtio-pmd split ring test with cbdma channels register/unregister stable check +-------------------------------------------------------------------------------------------------- +This case checks that the split ring with CBDMA channel can work stably when the virtio-pmd port is registed and unregisted for many times. -1. Bind one physical ports to vfio-pci and two CBDMA channels to vfio-pci. +1. Bind one physical port and 4 CBDMA devices to vfio-pci. 2. On host, launch dpdk-vhost by below command:: - ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -- -p 0x1 --mergeable 1 --vm2vm 1 --dma-type ioat \ - --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 --dmas [txd0@0000:00:04.0,txd1@0000:00:04.1] --client --total-num-mbufs 600000 + ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -a 0000:af:00.0 -a 0000:80:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -- -p 0x1 --mergeable 1 --vm2vm 1 \ + --socket-file /root/dpdk/vhost-net0 --socket-file /root/dpdk/vhost-net1 --dmas [txd0@0000:00:04.0,rxd0@0000:00:04.1;txd1@0000:00:01.2,rxd1@0000:00:01.3] --client --total-num-mbufs 600000 -3. Start VM0 with qemu-5.2.0:: +3. Start VM0 with qemu:: qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 4 -m 4096 \ - -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ - -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img \ - -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ - -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ - -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ - -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \ - -chardev socket,id=char0,path=/tmp/vhost-net0,server \ - -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ - -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=true,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :10 - -4. Start VM1 with qemu-5.2.0:: + -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img \ + -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ + -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ + -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \ + -chardev socket,id=char0,path=/root/dpdk/vhost-net0,server \ + -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ + -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=true,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :10 + +4. Start VM1 with qemu:: qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 4 -m 4096 \ - -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ - -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img \ - -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ - -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ - -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ - -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \ - -chardev socket,id=char0,path=/tmp/vhost-net1,server \ - -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ - -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=true,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :12 + -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img \ + -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ + -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ + -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \ + -chardev socket,id=char0,path=/root/dpdk/vhost-net1,server \ + -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ + -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=true,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :12 5. Bind virtio port to vfio-pci in both two VMs:: @@ -216,43 +247,197 @@ Test Case4: VM2VM test with cbdma channels register/unregister stable check ./usertools/dpdk-devbind.py --bind=virtio-pci 00:05.0 ./usertools/dpdk-devbind.py --bind=vfio-pci 00:05.0 -9. Restart vhost, then rerun step 7，check vhost can stable work and get expected throughput. +9. Quit and relaunch dpdk-vhost with below command:: + + ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -a 0000:af:00.0 -a 0000:80:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -- -p 0x1 --mergeable 1 --vm2vm 1 \ + --socket-file /root/dpdk/vhost-net0 --socket-file /root/dpdk/vhost-net1 --dmas [txd0@0000:00:04.0,rxd1@0000:00:01.3] --client --total-num-mbufs 600000 + +10. Rerun step 6-7，check vhost can stable work and get expected throughput. + +Test Case 5: VM2VM virtio-pmd packed ring test with cbdma channels register/unregister stable check +--------------------------------------------------------------------------------------------------- +This case checks that the packed ring with CBDMA channel can work stably when the virtio-pmd port is registed and unregisted for many times. + +1. Bind one physical port and 4 CBDMA devices to vfio-pci. + +2. On host, launch dpdk-vhost by below command:: + + ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -a 0000:af:00.0 -a 0000:80:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -- -p 0x1 --mergeable 1 --vm2vm 1 \ + --socket-file /root/dpdk/vhost-net0 --socket-file /root/dpdk/vhost-net1 --dmas [txd0@0000:00:04.0,rxd0@0000:00:04.1;txd1@0000:00:04.2,rxd1@0000:00:04.3] --client --total-num-mbufs 600000 + +3. Start VM0 with qemu:: + + qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 4 -m 4096 \ + -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img \ + -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ + -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ + -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \ + -chardev socket,id=char0,path=/root/dpdk/vhost-net0,server \ + -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ + -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=true,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :10 + +4. Start VM1 with qemu:: + + qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 4 -m 4096 \ + -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img \ + -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ + -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ + -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \ + -chardev socket,id=char0,path=/root/dpdk/vhost-net1,server \ + -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ + -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=true,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :12 + +5. Bind virtio port to vfio-pci in both two VMs:: + + modprobe vfio enable_unsafe_noiommu_mode=1 + modprobe vfio-pci + echo 1 > /sys/module/vfio/parameters/enable_unsafe_noiommu_mode + ./usertools/dpdk-devbind.py --bind=vfio-pci 00:05.0 + +6. Start testpmd in VMs seperately:: + + ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-2 -n 4 -- -i --rxq=1 --txq=1 --nb-cores=1 --txd=1024 --rxd=1024 + +7. Loop packets between two virtio-user sides, record performance number with 64b/2000b/8000b/IMIX pkts can get expected:: + + testpmd0>set fwd mac + testpmd0>start tx_first + testpmd0>stop + testpmd0>set eth-peer 0 52:54:00:00:00:02 + testpmd0>start + testpmd1>set fwd mac + testpmd1>set eth-peer 0 52:54:00:00:00:01 + testpmd1>set txpkts 64 + testpmd1>start tx_first + testpmd1>show port stats all + testpmd1>stop + testpmd1>set txpkts 2000 + testpmd1>start tx_first + testpmd1>show port stats all + testpmd1>stop + testpmd1>set txpkts 2000,2000,2000,2000 + testpmd1>start tx_first + testpmd1>show port stats all + testpmd1>stop + testpmd1>set txpkts 64,256,2000,64,256,2000 + testpmd1>start tx_first + testpmd1>show port stats all + +8. Quit two testpmd in two VMs, bind virtio-pmd port to virtio-pci,then bind port back to vfio-pci, rerun below cmd 50 times:: + + ./usertools/dpdk-devbind.py -u 00:05.0 + ./usertools/dpdk-devbind.py --bind=virtio-pci 00:05.0 + ./usertools/dpdk-devbind.py --bind=vfio-pci 00:05.0 + +9. Rerun step 6-7，check vhost can stable work and get expected throughput. -Test Case5: VM2VM split ring test with iperf and reconnect stable check -======================================================================= +Test Case 6: VM2VM virtio-net split ring test with 4 cbdma channels and iperf stable check +------------------------------------------------------------------------------------------ +This case tests with split ring with cbdma channels in two VMs, check that iperf/scp and reconnection can work stably between two virito-net. -1. Bind one physical ports to vfio-pci and two CBDMA channels to vfio-pci. +1. Bind one physical port and 4 CBDMA devices to vfio-pci. 2. On host, launch dpdk-vhost by below command:: - ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -- -p 0x1 --mergeable 1 --vm2vm 1 --dma-type ioat \ - --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 --dmas [txd0@0000:00:04.0,txd1@0000:00:04.1] --client --total-num-mbufs 600000 + ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 2-3 -n 4 -a 0000:18:00.0 -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --socket-file /root/dpdk/vhost-net0 --socket-file /root/dpdk/vhost-net1 --dmas [txd0@0000:00:04.0,rxd0@0000:00:04.1,txd1@0000:00:04.2,rxd1@0000:00:04.3] --client + +3. Start VM1 with qemu:: + + taskset -c 5,6 /usr/local/qemu-6.2.0/bin/qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 4 -m 4096 \ + -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img \ + -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ + -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ + -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \ + -chardev socket,id=char0,path=/root/dpdk/vhost-net0,server \ + -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ + -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=true,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :10 + +4. Start VM2 with qemu:: + + taskset -c 7,8 /usr/local/qemu-6.2.0/bin/qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 4 -m 4096 \ + -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img \ + -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ + -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ + -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \ + -chardev socket,id=char0,path=/root/dpdk/vhost-net1,server \ + -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ + -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=true,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :12 -3. Start VM0 with qemu-5.2.0:: +5. On VM1, set virtio device IP and run arp protocal:: + + ifconfig ens5 1.1.1.2 + arp -s 1.1.1.8 52:54:00:00:00:02 + +6. On VM2, set virtio device IP and run arp protocal:: + + ifconfig ens5 1.1.1.8 + arp -s 1.1.1.2 52:54:00:00:00:01 + +7. Check the iperf performance between two VMs by below commands:: + + Under VM1, run: `iperf -s -i 1` + Under VM2, run: `iperf -c 1.1.1.2 -i 1 -t 60` + +8. Check iperf throughput can get x Gbits/sec. + +9. Scp 1MB file form VM0 to VM1, check packets can be forwarding success by scp:: + + Under VM1, run: `scp [xxx] root@1.1.1.8:/` [xxx] is the file name + +10. Relaunch dpdk-vhost, then rerun step 7-9 five times. + +11. Relaunch dpdk-vhost by below command:: + + ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 2-3 -n 4 -a 0000:af:00.0 -a 0000:80:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --socket-file /root/dpdk/vhost-net0 --socket-file /root/dpdk/vhost-net1 --dmas [txd0@0000:00:04.0,rxd1@0000:00:04.1] --client + +12. rerun step 7-9. + +Test Case 7: VM2VM virtio-net packed ring test with 4 cbdma channels and iperf stable check +------------------------------------------------------------------------------------------- +This case tests with packed ring with 4 cbdma channels in two VMs, check that iperf/scp and reconnection can work stably between two virito-net. + +1. Bind one physical ports to vfio-pci and 4 CBDMA devices to vfio-pci. + +2. On host, launch dpdk-vhost by below command:: + + ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -a 0000:af:00.0 -a 0000:80:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -- -p 0x1 --mergeable 1 --vm2vm 1 \ + --socket-file /root/dpdk/vhost-net0 --socket-file /root/dpdk/vhost-net1 --dmas [txd0@0000:00:04.0,rxd0@0000:00:04.1,txd1@0000:00:04.2,rxd1@0000:00:04.3] --total-num-mbufs 600000 + +3. Start VM1:: qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 4 -m 4096 \ - -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ - -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img \ - -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ - -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ - -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ - -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \ - -chardev socket,id=char0,path=/tmp/vhost-net0,server \ - -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ - -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=true,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :10 - -4. Start VM1 with qemu-5.2.0:: + -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img \ + -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ + -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ + -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \ + -chardev socket,id=char0,path=/root/dpdk/vhost-net0 \ + -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ + -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=true,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :10 + +4. Start VM2:: qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 4 -m 4096 \ - -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ - -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img \ - -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ - -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ - -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ - -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \ - -chardev socket,id=char0,path=/tmp/vhost-net1,server \ - -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ - -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=true,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :12 + -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img \ + -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ + -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ + -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \ + -chardev socket,id=char0,path=/root/dpdk/vhost-net1 \ + -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ + -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=true,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :12 5. On VM1, set virtio device IP and run arp protocal:: @@ -273,45 +458,46 @@ Test Case5: VM2VM split ring test with iperf and reconnect stable check 9. Scp 1MB file form VM1 to VM2M, check packets can be forwarding success by scp:: - Under VM1, run: `scp [xxx] root@1.1.1.8:/` [xxx] is the file name + Under VM1, run: `scp [xxx] root@1.1.1.8:/` [xxx] is the file name -10. Relaunch vhost-dpdk, then rerun step 7-9 five times. +10. Rerun step 7-9 five times. -Test Case6: VM2VM packed ring test with iperf and reconnect stable test -======================================================================= +Test Case 8: VM2VM virtio-net packed ring test with 2 cbdma channels and iperf stable check +------------------------------------------------------------------------------------------- +This case tests with packed ring with 2 cbdma channels in two VMs, check that iperf/scp and reconnection can work stably between two virito-net. -1. Bind one physical ports to vfio-pci and two CBDMA channels to vfio-pci. +1. Bind one physical ports to vfio-pci and 2 CBDMA devices to vfio-pci. 2. On host, launch dpdk-vhost by below command:: - ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -- -p 0x1 --mergeable 1 --vm2vm 1 --dma-type ioat \ - --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 --dmas [txd0@0000:00:04.0,txd1@0000:00:04.1] --total-num-mbufs 600000 + ./x86_64-native-linuxapp-gcc/examples/dpdk-vhost -l 26-28 -n 4 -a 0000:af:00.0 -a 0000:80:04.0 -a 0000:00:04.1 -- -p 0x1 --mergeable 1 --vm2vm 1 \ + --socket-file /root/dpdk/vhost-net0 --socket-file /root/dpdk/vhost-net1 --dmas [txd0@0000:00:04.0,rxd1@0000:00:04.1] --total-num-mbufs 600000 -3. Start VM0 with qemu-5.2.0:: +3. Start VM1:: qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 4 -m 4096 \ - -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ - -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img \ - -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ - -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ - -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ - -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \ - -chardev socket,id=char0,path=/tmp/vhost-net0 \ - -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ - -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=true,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :10 - -4. Start VM1 with qemu-5.2.0:: + -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img \ + -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ + -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ + -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6002-:22 \ + -chardev socket,id=char0,path=/root/dpdk/vhost-net0 \ + -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ + -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=true,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :10 + +4. Start VM2:: qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 4 -m 4096 \ - -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ - -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img \ - -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ - -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ - -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ - -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \ - -chardev socket,id=char0,path=/tmp/vhost-net1 \ - -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ - -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=true,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :12 + -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img \ + -chardev socket,path=/tmp/vm2_qga0.sock,server,nowait,id=vm2_qga0 -device virtio-serial \ + -device virtserialport,chardev=vm2_qga0,name=org.qemu.guest_agent.2 -daemonize \ + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -device e1000,netdev=nttsip1 \ + -netdev user,id=nttsip1,hostfwd=tcp:127.0.0.1:6003-:22 \ + -chardev socket,id=char0,path=/root/dpdk/vhost-net1 \ + -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce \ + -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=true,mrg_rxbuf=off,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,packed=on -vnc :12 5. On VM1, set virtio device IP and run arp protocal:: @@ -332,6 +518,6 @@ Test Case6: VM2VM packed ring test with iperf and reconnect stable test 9. Scp 1MB file form VM1 to VM2M, check packets can be forwarding success by scp:: - Under VM1, run: `scp [xxx] root@1.1.1.8:/` [xxx] is the file name + Under VM1, run: `scp [xxx] root@1.1.1.8:/` [xxx] is the file name 10. Rerun step 7-9 five times.