From patchwork Tue Nov 22 08:37:17 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Ling, WeiX" X-Patchwork-Id: 120068 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 1A1CBA057F; Tue, 22 Nov 2022 09:43:09 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id F097D42D45; Tue, 22 Nov 2022 09:43:08 +0100 (CET) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by mails.dpdk.org (Postfix) with ESMTP id E9569427EB for ; Tue, 22 Nov 2022 09:43:06 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1669106587; x=1700642587; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=1NbGmIFHNVxaSQTqq/x0+qM9pGdDzFH/Ugk6mryiflc=; b=e5bJ4XndJrcC/+4lclTBo4yjb8qq2uURY4tgZ92+BtTeeMSha3hi+yXS nVB5ygqig6erNv2igL0U5fknxI43f0IuSdjoRriDfvLTJDXBk8R3LVPXR AYkIziQk5N+H0o67dikY9JAKkmIjAVVGm/xqvXAl3fG9YHkhDgXtZ1744 LwF43BysgcFTGsdWbehkgCOZ6+U4uWE8TaJEEXCGDF06zxJ0L6cHhPr39 GCTtQCFu+54MdBYw5GexQrAFczRa9zoKpR7rgcKq/JEEnbbKtM4tG7FoD 5zXb2OBaAitz/qRJi819rk3xy16BHE4zkbhO2GJ1AqBHcI1syh2Plhhby w==; X-IronPort-AV: E=McAfee;i="6500,9779,10538"; a="312469186" X-IronPort-AV: E=Sophos;i="5.96,183,1665471600"; d="scan'208,223";a="312469186" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Nov 2022 00:43:06 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10538"; a="783770701" X-IronPort-AV: E=Sophos;i="5.96,183,1665471600"; d="scan'208,223";a="783770701" Received: from unknown (HELO localhost.localdomain) ([10.239.252.222]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Nov 2022 00:43:03 -0800 From: Wei Ling To: dts@dpdk.org Cc: Wei Ling Subject: [dts][PATCH V2 1/2] test_plans/vm2vm_virtio_net_perf_cbdma_test_plan: modify dmas parameter by DPDK changed Date: Tue, 22 Nov 2022 16:37:17 +0800 Message-Id: <20221122083717.2897117-1-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-22.11, the dmas parameter have been changed by the local patch, so modify the dmas parameter in the testplan. Signed-off-by: Wei Ling --- .../vm2vm_virtio_net_perf_cbdma_test_plan.rst | 342 +++++++++--------- 1 file changed, 175 insertions(+), 167 deletions(-) diff --git a/test_plans/vm2vm_virtio_net_perf_cbdma_test_plan.rst b/test_plans/vm2vm_virtio_net_perf_cbdma_test_plan.rst index 60036743..b757b84d 100644 --- a/test_plans/vm2vm_virtio_net_perf_cbdma_test_plan.rst +++ b/test_plans/vm2vm_virtio_net_perf_cbdma_test_plan.rst @@ -8,63 +8,79 @@ VM2VM vhost-user/virtio-net with CBDMA test plan Description =========== -Vhost asynchronous data path leverages DMA devices to offload memory copies from the CPU and it is implemented in an asynchronous way. -In addition, vhost supports M:N mapping between vrings and DMA virtual channels. Specifically, one vring can use multiple different DMA -channels and one DMA channel can be shared by multiple vrings at the same time.From DPDK22.07, Vhost enqueue and dequeue operation with -CBDMA channels is supported in both split and packed ring. +CBDMA is a kind of DMA engine, Vhost asynchronous data path leverages DMA devices +to offload memory copies from the CPU and it is implemented in an asynchronous way. +As a result, large packet copy can be accelerated by the DMA engine, and vhost can +free CPU cycles for higher level functions. In addition, vhost supports M:N mapping +between vrings and DMA virtual channels. Specifically, one vring can use multiple +different DMA channels and one DMA channel can be shared by multiple vrings at the +same time. From DPDK22.07, Vhost enqueue and dequeue operation with CBDMA channels +is supported in both split and packed ring. + This document provides the test plan for testing the following features when Vhost-user using asynchronous data path with CBDMA in VM2VM virtio-net topology. -1. Check Vhost tx offload（TSO） function by verifing the TSO/cksum in the TCP/IP stack with vm2vm split ring and packed ring +1.Check Vhost tx offload（TSO） function by verifing the TSO/cksum in the TCP/IP stack with vm2vm split ring and packed ring vhost-user/virtio-net mergeable path. 2.Check the payload of large packet (larger than 1MB) is valid after forwarding packets with vm2vm split ring and packed ring vhost-user/virtio-net mergeable and non-mergeable path. -3. Multi-queues number dynamic change in vm2vm vhost-user/virtio-net with split ring and packed ring. +3.Multi-queues number dynamic change in vm2vm vhost-user/virtio-net with split ring and packed ring. + +.. note:: + + 1.For packed virtqueue virtio-net test, need qemu version > 4.2.0 and VM kernel version > 5.1, and packed ring multi-queues not support reconnect in qemu yet. + 2.For split virtqueue virtio-net with multi-queues server mode test, better to use qemu version >= 5.2.0, dut to qemu(v4.2.0~v5.1.0) exist split ring multi-queues reconnection issue. + 3.When DMA devices are bound to vfio driver, VA mode is the default and recommended. For PA mode, page by page mapping may + exceed IOMMU's max capability, better to use 1G guest hugepage. + 4.DPDK local patch that about vhost pmd is needed when testing Vhost asynchronous data path with testpmd. In this patch, + we enable asynchronous data path for vhostpmd. Asynchronous data path is enabled per tx/rx queue, and users need to specify + the DMA device used by the tx/rx queue. Each tx/rx queue only supports to use one DMA device (This is limited by the + implementation of vhostpmd), but one DMA device can be shared among multiple tx/rx queues of different vhost PMD ports. -Note: -1.For packed virtqueue virtio-net test, need qemu version > 4.2.0 and VM kernel version > 5.1, and packed ring multi-queues not support reconnect in qemu yet. -2.For split virtqueue virtio-net with multi-queues server mode test, better to use qemu version >= 5.2.0, dut to qemu(v4.2.0~v5.1.0) exist split ring multi-queues reconnection issue. -3.When DMA devices are bound to vfio driver, VA mode is the default and recommended. For PA mode, page by page mapping may -exceed IOMMU's max capability, better to use 1G guest hugepage. -4.DPDK local patch that about vhost pmd is needed when testing Vhost asynchronous data path with testpmd. + Two PMD parameters are added: + - dmas: specify the used DMA device for a tx/rx queue.(Default: no queues enable asynchronous data path) + - dma-ring-size: DMA ring size.(Default: 4096). -For more about dpdk-testpmd sample, please refer to the DPDK docments: -https://doc.dpdk.org/guides/testpmd_app_ug/run_app.html -For more about qemu, you can refer to the qemu doc: https://qemu-project.gitlab.io/qemu/system/invocation.html + Here is an example: + --vdev 'eth_vhost0,iface=./s0,dmas=[txq0@0000:00.01.0;rxq0@0000:00.01.1],dma-ring-size=2048' + + For more about dpdk-testpmd sample, please refer to the DPDK docments: + https://doc.dpdk.org/guides/testpmd_app_ug/run_app.html + For more about qemu, you can refer to the qemu doc: https://qemu-project.gitlab.io/qemu/system/invocation.html Prerequisites ============= Topology -------- - Test flow: Virtio-net-->Vhost-->Testpmd-->Vhost-->Virtio-net + Test flow: Virtio-net-->Vhost-user-->Testpmd-->Vhost-user-->Virtio-net Software -------- - iperf - qemu: https://download.qemu.org/qemu-7.0.0.tar.xz + iperf + qemu: https://download.qemu.org/qemu-7.1.0.tar.xz General set up -------------- 1. Compile DPDK:: - # CC=gcc meson --werror -Denable_kmods=True -Dlibdir=lib -Dexamples=all --default-library=static - # ninja -C -j 110 - For example: - CC=gcc meson --werror -Denable_kmods=True -Dlibdir=lib -Dexamples=all --default-library=static x86_64-native-linuxapp-gcc - ninja -C x86_64-native-linuxapp-gcc -j 110 + # CC=gcc meson --werror -Denable_kmods=True -Dlibdir=lib -Dexamples=all --default-library=static + # ninja -C -j 110 + For example: + CC=gcc meson --werror -Denable_kmods=True -Dlibdir=lib -Dexamples=all --default-library=static x86_64-native-linuxapp-gcc + ninja -C x86_64-native-linuxapp-gcc -j 110 2. Get the PCI device ID and DMA device ID of DUT, for example, 0000:18:00.0 is PCI device ID, 0000:00:04.0, 0000:00:04.1 is DMA device ID:: - # ./usertools/dpdk-devbind.py -s + # ./usertools/dpdk-devbind.py -s - Network devices using kernel driver - =================================== - 0000:18:00.0 'Device 159b' if=ens785f0 drv=ice unused=vfio-pci + Network devices using kernel driver + =================================== + 0000:18:00.0 'Device 159b' if=ens785f0 drv=ice unused=vfio-pci - DMA devices using kernel driver - =============================== - 0000:00:04.0 'Sky Lake-E CBDMA Registers 2021' drv=ioatdma unused=vfio-pci - 0000:00:04.1 'Sky Lake-E CBDMA Registers 2021' drv=ioatdma unused=vfio-pci + DMA devices using kernel driver + =============================== + 0000:00:04.0 'Sky Lake-E CBDMA Registers 2021' drv=ioatdma unused=vfio-pci + 0000:00:04.1 'Sky Lake-E CBDMA Registers 2021' drv=ioatdma unused=vfio-pci Test case ========= @@ -73,10 +89,10 @@ Common steps ------------ 1. Bind 2 CBDMA channels to vfio-pci:: - # ./usertools/dpdk-devbind.py -b vfio-pci + # ./usertools/dpdk-devbind.py -b vfio-pci - For example, Bind 1 NIC port and 2 CBDMA channels: - # ./usertools/dpdk-devbind.py -b vfio-pci 0000:00:04.0 0000:00:04.1 + For example, Bind 1 NIC port and 2 CBDMA channels: + # ./usertools/dpdk-devbind.py -b vfio-pci 0000:00:04.0 0000:00:04.1 Test Case 1: VM2VM virtio-net split ring CBDMA enable test with tcp traffic --------------------------------------------------------------------------- @@ -87,38 +103,35 @@ by verifing the TSO/cksum in the TCP/IP stack when vhost uses the asynchronous o 2. Launch vhost by below command:: - # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 2-4 -n 4 --file-prefix=vhost \ - -a 0000:00:04.0 -a 0000:00:04.1 \ - --vdev 'net_vhost0,iface=vhost-net0,queues=1,tso=1,dmas=[txq0;rxq0]' \ - --vdev 'net_vhost1,iface=vhost-net1,queues=1,tso=1,dmas=[txq0;rxq0]' \ - --iova=va -- -i --nb-cores=2 --txd=1024 --rxd=1024 --txq=1 --rxq=1 --lcore-dma=[lcore3@0000:00:04.0,lcore4@0000:00:04.1] - testpmd>start + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 2-4 -n 4 --file-prefix=vhost -a 0000:00:01.0 -a 0000:00:01.1 \ + --vdev 'net_vhost0,iface=vhost-net0,queues=1,tso=1,dmas=[txq0@0000:00:01.0;rxq0@0000:00:01.0]' \ + --vdev 'net_vhost1,iface=vhost-net1,queues=1,tso=1,dmas=[txq0@0000:00:01.1;rxq0@0000:00:01.1]' \ + --iova=va -- -i --nb-cores=2 --txd=1024 --rxd=1024 --txq=1 --rxq=1 + testpmd> start 3. Launch VM1 and VM2:: taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 1 -m 4096 \ - -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge1G0,share=on \ - -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img \ + -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.img \ -chardev socket,path=/tmp/vm1_qga0.sock,server,nowait,id=vm1_qga0 -device virtio-serial \ -device virtserialport,chardev=vm1_qga0,name=org.qemu.guest_agent.2 -daemonize \ -monitor unix:/tmp/vm1_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=./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=false,mrg_rxbuf=on,\ - csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :10 + -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :10 taskset -c 33 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 1 -m 4096 \ - -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge1G1,share=on \ - -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img \ + -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.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=./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=false,mrg_rxbuf=on,\ - csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :12 + -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on -vnc :12 4. On VM1, set virtio device IP and run arp protocal:: @@ -137,7 +150,7 @@ by verifing the TSO/cksum in the TCP/IP stack when vhost uses the asynchronous o 7. Check that 2VMs can receive and send big packets to each other through vhost log. Port 0 should have tx packets above 1522, Port 1 should have rx packets above 1522:: - testpmd>show port xstats all + testpmd> show port xstats all Test Case 2: VM2VM virtio-net split ring mergeable 8 queues CBDMA enable test with large packet payload valid check ------------------------------------------------------------------------------------------------------------------- @@ -150,19 +163,17 @@ The dynamic change of multi-queues number and iova as VA and PA mode also test. 2. Launch vhost by below command:: # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 --file-prefix=vhost \ - -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -a 0000:00:04.4 -a 0000:00:04.5 -a 0000:00:04.6 -a 0000:00:04.7 \ - -a 0000:80:04.0 -a 0000:80:04.1 -a 0000:80:04.2 -a 0000:80:04.3 -a 0000:80:04.4 -a 0000:80:04.5 -a 0000:80:04.6 -a 0000:80:04.7 \ - --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=8,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6;txq7;rxq0;rxq1;rxq2;rxq3;rxq4;rxq5;rxq6;rxq7]' \ - --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=8,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6;txq7;rxq0;rxq1;rxq2;rxq3;rxq4;rxq5;rxq6;rxq7]' \ - --iova=va -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 \ - --lcore-dma=[lcore2@0000:00:04.0,lcore2@0000:00:04.1,lcore2@0000:00:04.2,lcore2@0000:00:04.3,lcore2@0000:00:04.4,lcore2@0000:00:04.5,lcore3@0000:00:04.6,lcore3@0000:00:04.7,lcore4@0000:80:04.0,lcore4@0000:80:04.1,lcore4@0000:80:04.2,lcore4@0000:80:04.3,lcore4@0000:80:04.4,lcore4@0000:80:04.5,lcore4@0000:80:04.6,lcore5@0000:80:04.7] - testpmd>start + -a 0000:00:01.0 -a 0000:00:01.1 -a 0000:00:01.2 -a 0000:00:01.3 -a 0000:00:01.4 -a 0000:00:01.5 -a 0000:00:01.6 -a 0000:00:01.7 \ + --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=8,dmas=[txq0@0000:00:01.0;txq1@0000:00:01.0;txq2@0000:00:01.1;txq3@0000:00:01.1;txq4@0000:00:01.2;txq5@0000:00:01.2;txq6@0000:00:01.3;txq7@0000:00:01.3;rxq0@0000:00:01.4;rxq1@0000:00:01.4;rxq2@0000:00:01.5;rxq3@0000:00:01.5;rxq4@0000:00:01.6;rxq5@0000:00:01.6;rxq6@0000:00:01.7;rxq7@0000:00:01.7]' \ + --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=8,dmas=[txq0@0000:00:01.0;txq1@0000:00:01.0;txq2@0000:00:01.1;txq3@0000:00:01.1;txq4@0000:00:01.2;txq5@0000:00:01.2;txq6@0000:00:01.3;txq7@0000:00:01.3;rxq0@0000:00:01.4;rxq1@0000:00:01.4;rxq2@0000:00:01.5;rxq3@0000:00:01.5;rxq4@0000:00:01.6;rxq5@0000:00:01.6;rxq6@0000:00:01.7;rxq7@0000:00:01.7]' \ + --iova=va -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 + testpmd> start 3. Launch VM1 and VM2 using qemu:: taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.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 \ @@ -174,7 +185,7 @@ The dynamic change of multi-queues number and iova as VA and PA mode also test. taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.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 \ @@ -205,29 +216,24 @@ The dynamic change of multi-queues number and iova as VA and PA mode also test. Under VM1, run: `iperf -s -i 1` Under VM2, run: `iperf -c 1.1.1.2 -i 1 -t 60` -8. Quit and relaunch vhost w/ diff CBDMA channels:: +8. Quit and relaunch vhost w/ diff CBDMA channels and legacy mode:: - # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 --file-prefix=vhost \ - -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -a 0000:00:04.4 -a 0000:00:04.5 -a 0000:00:04.6 -a 0000:00:04.7 \ - -a 0000:80:04.0 -a 0000:80:04.1 -a 0000:80:04.2 -a 0000:80:04.3 -a 0000:80:04.4 -a 0000:80:04.5 -a 0000:80:04.6 -a 0000:80:04.7 \ - --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=8,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6]' \ - --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=8,dmas=[txq1;txq2;txq3;txq4;txq5;txq6;txq7]' \ - --iova=va -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 \ - --lcore-dma=[lcore2@0000:00:04.0,lcore2@0000:00:04.1,lcore2@0000:00:04.2,lcore2@0000:00:04.3,lcore3@0000:00:04.0,lcore3@0000:00:04.2,lcore3@0000:00:04.4,lcore3@0000:00:04.5,lcore3@0000:00:04.6,lcore3@0000:00:04.7,lcore4@0000:00:04.1,lcore4@0000:00:04.3,lcore4@0000:80:04.0,lcore4@0000:80:04.1,lcore4@0000:80:04.2,lcore4@0000:80:04.3,lcore4@0000:80:04.4,lcore4@0000:80:04.5,lcore4@0000:80:04.6,lcore5@0000:80:04.7] - testpmd>start + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 --file-prefix=vhost -a 0000:00:01.0 -a 0000:00:01.1 \ + --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,legacy-ol-flags=1,queues=8,dmas=[txq0@0000:00:01.0;txq1@0000:00:01.0;txq2@0000:00:01.0;txq3@0000:00:01.0;txq4@0000:00:01.0;txq5@0000:00:01.0;txq6@0000:00:01.0]' \ + --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,legacy-ol-flags=1,queues=8,dmas=[txq1@0000:00:01.1;txq2@0000:00:01.1;txq3@0000:00:01.1;txq4@0000:00:01.1;txq5@0000:00:01.1;txq6@0000:00:01.1;txq7@0000:00:01.1]' \ + --iova=va -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 + testpmd> start 9. Rerun step 6-7. 10. Quit and relaunch vhost w/ iova=pa:: # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 --file-prefix=vhost \ - -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -a 0000:00:04.4 -a 0000:00:04.5 -a 0000:00:04.6 -a 0000:00:04.7 \ - -a 0000:80:04.0 -a 0000:80:04.1 -a 0000:80:04.2 -a 0000:80:04.3 -a 0000:80:04.4 -a 0000:80:04.5 -a 0000:80:04.6 -a 0000:80:04.7 \ - --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=8,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6]' \ - --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=8,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6]' \ - --iova=pa -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 \ - --lcore-dma=[lcore2@0000:00:04.0,lcore2@0000:00:04.1,lcore2@0000:00:04.2,lcore2@0000:00:04.3,lcore3@0000:00:04.0,lcore3@0000:00:04.2,lcore3@0000:00:04.4,lcore3@0000:00:04.5,lcore3@0000:00:04.6,lcore3@0000:00:04.7,lcore4@0000:00:04.1,lcore4@0000:00:04.3,lcore4@0000:80:04.0,lcore4@0000:80:04.1,lcore4@0000:80:04.2,lcore4@0000:80:04.3,lcore4@0000:80:04.4,lcore4@0000:80:04.5,lcore4@0000:80:04.6,lcore5@0000:80:04.7] - testpmd>start + -a 0000:00:01.0 -a 0000:00:01.1 -a 0000:00:01.2 -a 0000:00:01.3 -a 0000:00:01.4 -a 0000:00:01.5 -a 0000:00:01.6 -a 0000:00:01.7 \ + --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=8,dmas=[txq0@0000:00:01.0;txq1@0000:00:01.1;txq2@0000:00:01.0;txq3@0000:00:01.1;txq4@0000:00:01.0;txq5@0000:00:01.1;txq6@0000:00:01.2]' \ + --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=8,dmas=[rxq0@0000:00:01.2;rxq1@0000:00:01.3;rxq2@0000:00:01.2;rxq3@0000:00:01.3;rxq4@0000:00:01.2;rxq5@0000:00:01.3;rxq6@0000:00:01.4]' \ + --iova=pa -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 + testpmd> start 11. Rerun step 6-7. @@ -237,7 +243,7 @@ The dynamic change of multi-queues number and iova as VA and PA mode also test. --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=4' \ --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=4' \ -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=4 --rxq=4 - testpmd>start + testpmd> start 13. On VM1, set virtio device:: @@ -258,11 +264,11 @@ The dynamic change of multi-queues number and iova as VA and PA mode also test. 17. Quit and relaunch vhost with 1 queues:: - # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 --file-prefix=vhost \ - --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=4' \ - --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=4' \ - -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=1 --rxq=1 - testpmd>start + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 --file-prefix=vhost \ + --vdev 'net_vhost0,iface=vhost-net0,client=1,queues=4' \ + --vdev 'net_vhost1,iface=vhost-net1,client=1,queues=4' \ + -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=1 --rxq=1 + testpmd> start 18. On VM1, set virtio device:: @@ -294,17 +300,16 @@ The dynamic change of multi-queues number and the reconnection also test. # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 --file-prefix=vhost \ -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -a 0000:00:04.4 -a 0000:00:04.5 -a 0000:00:04.6 -a 0000:00:04.7 \ -a 0000:80:04.0 -a 0000:80:04.1 -a 0000:80:04.2 -a 0000:80:04.3 -a 0000:80:04.4 -a 0000:80:04.5 -a 0000:80:04.6 -a 0000:80:04.7 \ - --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=8,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6;txq7;rxq0;rxq1;rxq2;rxq3;rxq4;rxq5;rxq6;rxq7]' \ - --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=8,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6;txq7;rxq0;rxq1;rxq2;rxq3;rxq4;rxq5;rxq6;rxq7]' \ - --iova=va -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 \ - --lcore-dma=[lcore2@0000:00:04.0,lcore2@0000:00:04.1,lcore2@0000:00:04.2,lcore2@0000:00:04.3,lcore2@0000:00:04.4,lcore2@0000:00:04.5,lcore3@0000:00:04.6,lcore3@0000:00:04.7,lcore4@0000:80:04.0,lcore4@0000:80:04.1,lcore4@0000:80:04.2,lcore4@0000:80:04.3,lcore4@0000:80:04.4,lcore4@0000:80:04.5,lcore4@0000:80:04.6,lcore5@0000:80:04.7] - testpmd>start + --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=8,dmas=[txq0@0000:00:04.0;txq1@0000:00:04.1;txq2@0000:00:04.2;txq3@0000:00:04.3;txq4@0000:00:04.4;txq5@0000:00:04.5;txq6@0000:00:04.6;txq7@0000:00:04.7;rxq0@0000:00:04.0;rxq1@0000:00:04.1;rxq2@0000:00:04.2;rxq3@0000:00:04.3;rxq4@0000:00:04.4;rxq5@0000:00:04.5;rxq6@0000:00:04.6;rxq7@0000:00:04.7],dma-ring-size=1024' \ + --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=8,dmas=[txq0@0000:80:04.0;txq1@0000:80:04.1;txq2@0000:80:04.2;txq3@0000:80:04.3;txq4@0000:80:04.4;txq5@0000:80:04.5;txq6@0000:80:04.6;txq7@0000:80:04.7;rxq0@0000:80:04.0;rxq1@0000:80:04.1;rxq2@0000:80:04.2;rxq3@0000:80:04.3;rxq4@0000:80:04.4;rxq5@0000:80:04.5;rxq6@0000:80:04.6;rxq7@0000:80:04.7],dma-ring-size=1024' \ + --iova=va -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 + testpmd> start 3. Launch VM1 and VM2:: taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.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 \ @@ -316,7 +321,7 @@ The dynamic change of multi-queues number and the reconnection also test. taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.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 \ @@ -351,21 +356,19 @@ The dynamic change of multi-queues number and the reconnection also test. # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 --file-prefix=vhost \ -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -a 0000:00:04.4 -a 0000:00:04.5 -a 0000:00:04.6 -a 0000:00:04.7 \ - -a 0000:80:04.0 -a 0000:80:04.1 -a 0000:80:04.2 -a 0000:80:04.3 -a 0000:80:04.4 -a 0000:80:04.5 -a 0000:80:04.6 -a 0000:80:04.7 \ - --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=8,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6]' \ - --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=8,dmas=[txq1;txq2;txq3;txq4;txq5;txq6]' \ - --iova=va -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 \ - --lcore-dma=[lcore2@0000:00:04.0,lcore2@0000:00:04.1,lcore2@0000:00:04.2,lcore2@0000:00:04.3,lcore3@0000:00:04.0,lcore3@0000:00:04.2,lcore3@0000:00:04.4,lcore3@0000:00:04.5,lcore3@0000:00:04.6,lcore3@0000:00:04.7,lcore4@0000:00:04.1,lcore4@0000:00:04.3,lcore4@0000:80:04.0,lcore4@0000:80:04.1,lcore4@0000:80:04.2,lcore4@0000:80:04.3,lcore4@0000:80:04.4,lcore4@0000:80:04.5,lcore4@0000:80:04.6,lcore5@0000:80:04.7] - testpmd>start + --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=8,dmas=[txq0@0000:00:04.0;txq1@0000:00:04.1;txq2@0000:00:04.2;txq3@0000:00:04.3;txq4@0000:00:04.4;txq5@0000:00:04.5]' \ + --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=8,dmas=[rxq2@0000:00:04.2;rxq30000:00:04.3;rxq4@0000:00:04.4;rxq5@0000:00:04.5;rxq6@0000:00:04.6;rxq7@0000:00:04.7]' \ + --iova=va -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 + testpmd> start -9. Rerun step 6-7. +9. Rerun step 6-7 three times. 10. Quit and relaunch vhost ports w/o CBDMA channels:: # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=8' --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=8' \ -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 - testpmd>start + testpmd> start 11. Scp 1MB file form VM1 to VM2:: @@ -381,7 +384,7 @@ The dynamic change of multi-queues number and the reconnection also test. # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 --file-prefix=vhost \ --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=8' --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=8' \ -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=1 --rxq=1 - testpmd>start + testpmd> start 14. On VM1, set virtio device:: @@ -400,10 +403,11 @@ The dynamic change of multi-queues number and the reconnection also test. Under VM1, run: `iperf -s -i 1` Under VM2, run: `iperf -c 1.1.1.2 -i 1 -t 60` -Test Case 4: VM2VM virtio-net split ring mergeable 16 queues CBDMA enable test with large packet payload valid check --------------------------------------------------------------------------------------------------------------------- +Test Case 4: VM2VM virtio-net split ring mergeable 16 queues CBDMA enable test with Rx/Tx csum in SW +---------------------------------------------------------------------------------------------------- This case uses iperf and scp to test the payload of large packet (larger than 1MB) is valid after packets forwarding in -vm2vm vhost-user/virtio-net split ring mergeable path and 16 queues when vhost uses the asynchronous operations with CBDMA channels. +vm2vm vhost-user/virtio-net split ring mergeable path and 16 queues when vhost uses the asynchronous operations with CBDMA channels +and perform SW checksum in Rx/Tx path. 1. Bind 16 CBDMA channels to vfio-pci, as common step 1. @@ -412,17 +416,22 @@ vm2vm vhost-user/virtio-net split ring mergeable path and 16 queues when vhost u # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-9 -n 4 --file-prefix=vhost \ -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -a 0000:00:04.4 -a 0000:00:04.5 -a 0000:00:04.6 -a 0000:00:04.7 \ -a 0000:80:04.0 -a 0000:80:04.1 -a 0000:80:04.2 -a 0000:80:04.3 -a 0000:80:04.4 -a 0000:80:04.5 -a 0000:80:04.6 -a 0000:80:04.7 \ - --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=16,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6;txq7;txq8;txq9;txq10;txq11;txq12;txq13;txq14;txq15;rxq0;rxq1;rxq2;rxq3;rxq4;rxq5;rxq6;rxq7;rxq8;rxq9;rxq10;rxq11;rxq12;rxq13;rxq14;rxq15]' \ - --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=16,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6;txq7;txq8;txq9;txq10;txq11;txq12;txq13;txq14;txq15;rxq0;rxq1;rxq2;rxq3;rxq4;rxq5;rxq6;rxq7;rxq8;rxq9;rxq10;rxq11;rxq12;rxq13;rxq14;rxq15]' \ - --iova=va -- -i --nb-cores=8 --txd=1024 --rxd=1024 --txq=16 --rxq=16 \ - --lcore-dma=[lcore2@0000:00:04.0,lcore2@0000:00:04.1,lcore3@0000:00:04.2,lcore3@0000:00:04.3,lcore4@0000:00:04.4,lcore4@0000:00:04.5,lcore5@0000:00:04.6,lcore5@0000:00:04.7,lcore6@0000:80:04.0,lcore6@0000:80:04.1,lcore7@0000:80:04.2,lcore7@0000:80:04.3,lcore8@0000:80:04.4,lcore8@0000:80:04.5,lcore9@0000:80:04.6,lcore9@0000:80:04.7] - testpmd>start + --vdev 'net_vhost0,iface=vhost-net0,client=1,tso=1,queues=16,dmas=[txq0@0000:00:04.0;txq1@0000:00:04.0;txq2@0000:00:04.1;txq3@0000:00:04.1;txq4@0000:00:04.2;txq5@0000:00:04.2;txq6@0000:00:04.3;txq7@0000:00:04.3;txq8@0000:00:04.4;txq9@0000:00:04.4;txq10@0000:00:04.5;txq11@0000:00:04.5;txq12@0000:00:04.6;txq13@0000:00:04.6;txq14@0000:00:04.7;txq15@0000:00:04.7;rxq0@0000:80:04.0;rxq1@0000:80:04.0;rxq2@0000:80:04.1;rxq3@0000:80:04.1;rxq4@0000:80:04.2;rxq5@0000:80:04.2;rxq6@0000:80:04.3;rxq7@0000:80:04.3;rxq8@0000:80:04.4;rxq9@0000:80:04.4;rxq10@0000:80:04.5;rxq11@0000:80:04.5;rxq12@0000:80:04.6;rxq13@0000:80:04.6;rxq14@0000:80:04.7;rxq15@0000:80:04.7]' \ + --vdev 'net_vhost1,iface=vhost-net1,client=1,tso=1,queues=16,dmas=[txq0@0000:00:04.0;txq1@0000:00:04.1;txq2@0000:00:04.2;txq3@0000:00:04.3;txq4@0000:00:04.4;txq5@0000:00:04.5;txq6@0000:00:04.6;txq7@0000:00:04.7;txq8@0000:80:04.0;txq9@0000:80:04.1;txq10@0000:80:04.2;txq11@0000:80:04.3;txq12@0000:80:04.4;txq13@0000:80:04.5;txq14@0000:80:04.6;txq15@0000:80:04.7;rxq0@0000:00:04.0;rxq1@0000:00:04.1;rxq2@0000:00:04.2;rxq3@0000:00:04.3;rxq4@0000:00:04.4;rxq5@0000:00:04.5;rxq6@0000:00:04.6;rxq7@0000:00:04.7;rxq8@0000:80:04.0;rxq9@0000:80:04.1;rxq10@0000:80:04.2;rxq11@0000:80:04.3;rxq12@0000:80:04.4;rxq13@0000:80:04.5;rxq14@0000:80:04.6;rxq15@0000:80:04.7]' \ + --iova=va -- -i --nb-cores=8 --txd=1024 --rxd=1024 --txq=16 --rxq=16 + testpmd> set fwd csum + testpmd> stop + testpmd> port stop all + testpmd> port config 0 tx_offload tcp_cksum on + testpmd> port config 1 tx_offload tcp_cksum on + testpmd> port start all + testpmd> start 3. Launch VM1 and VM2 using qemu:: taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.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 \ @@ -430,11 +439,11 @@ vm2vm vhost-user/virtio-net split ring mergeable path and 16 queues when vhost u -chardev socket,id=char0,path=./vhost-net0,server \ -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=16 \ -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,\ - mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :10 + mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=off,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :10 taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.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 \ @@ -442,7 +451,7 @@ vm2vm vhost-user/virtio-net split ring mergeable path and 16 queues when vhost u -chardev socket,id=char0,path=./vhost-net1,server \ -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=16 \ -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,\ - mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :12 + mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=off,guest_ecn=on,guest_ufo=on,host_ufo=on -vnc :12 4. On VM1, set virtio device IP and run arp protocal:: @@ -474,18 +483,17 @@ by verifing the TSO/cksum in the TCP/IP stack when vhost uses the asynchronous o 2. Launch vhost by below command:: - # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 2-4 -n 4 --file-prefix=vhost \ - -a 0000:00:04.0 -a 0000:00:04.1 \ - --vdev 'net_vhost0,iface=vhost-net0,queues=1,tso=1,dmas=[txq0;rxq0]' \ - --vdev 'net_vhost1,iface=vhost-net1,queues=1,tso=1,dmas=[txq0;rxq0]' \ - --iova=va -- -i --nb-cores=2 --txd=1024 --rxd=1024 --txq=1 --rxq=1 --lcore-dma=[lcore3@0000:00:04.0,lcore4@0000:00:04.1] - testpmd>start + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 2-4 -n 4 --file-prefix=vhost -a 0000:00:04.0 -a 0000:00:04.1 \ + --vdev 'net_vhost0,iface=vhost-net0,queues=1,tso=1,dmas=[txq0@0000:00:04.0;rxq0@0000:00:04.0]' \ + --vdev 'net_vhost1,iface=vhost-net1,queues=1,tso=1,dmas=[txq0@0000:00:04.1;rxq0@0000:00:04.1]' \ + --iova=va -- -i --nb-cores=2 --txd=1024 --rxd=1024 --txq=1 --rxq=1 + testpmd> start 3. Launch VM1 and VM2 on socket 1 with qemu:: taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 1 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.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 \ @@ -497,7 +505,7 @@ by verifing the TSO/cksum in the TCP/IP stack when vhost uses the asynchronous o taskset -c 33 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 1 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.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 \ @@ -524,7 +532,7 @@ by verifing the TSO/cksum in the TCP/IP stack when vhost uses the asynchronous o 7. Check 2VMs can receive and send big packets to each other through vhost log. Port 0 should have tx packets above 1522, Port 1 should have rx packets above 1522:: - testpmd>show port xstats all + testpmd> show port xstats all Test Case 6: VM2VM virtio-net packed ring mergeable 8 queues CBDMA enable test with large packet payload valid check -------------------------------------------------------------------------------------------------------------------- @@ -538,17 +546,16 @@ vm2vm vhost-user/virtio-net packed ring mergeable path and 8 queues when vhost u # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 --file-prefix=vhost \ -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -a 0000:00:04.4 -a 0000:00:04.5 -a 0000:00:04.6 -a 0000:00:04.7 \ -a 0000:80:04.0 -a 0000:80:04.1 -a 0000:80:04.2 -a 0000:80:04.3 -a 0000:80:04.4 -a 0000:80:04.5 -a 0000:80:04.6 -a 0000:80:04.7 \ - --vdev 'net_vhost0,iface=vhost-net0,queues=8,tso=1,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6;txq7;rxq0;rxq1;rxq2;rxq3;rxq4;rxq5;rxq6;rxq7]' \ - --vdev 'net_vhost1,iface=vhost-net1,queues=8,tso=1,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6;txq7;rxq0;rxq1;rxq2;rxq3;rxq4;rxq5;rxq6;rxq7]' \ - --iova=va -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 \ - --lcore-dma=[lcore2@0000:00:04.0,lcore2@0000:00:04.1,lcore2@0000:00:04.2,lcore2@0000:00:04.3,lcore3@0000:00:04.0,lcore3@0000:00:04.2,lcore3@0000:00:04.4,lcore3@0000:00:04.5,lcore3@0000:00:04.6,lcore3@0000:00:04.7,lcore4@0000:00:04.1,lcore4@0000:00:04.3,lcore4@0000:80:04.0,lcore4@0000:80:04.1,lcore4@0000:80:04.2,lcore4@0000:80:04.3,lcore4@0000:80:04.4,lcore4@0000:80:04.5,lcore4@0000:80:04.6,lcore5@0000:80:04.7] - testpmd>start + --vdev 'net_vhost0,iface=vhost-net0,queues=8,tso=1,dmas=dmas=[txq0@0000:00:04.0;txq1@0000:00:04.0;txq2@0000:00:04.1;txq3@0000:00:04.1;txq4@0000:00:04.2;txq5@0000:00:04.2;txq6@0000:00:04.3;txq7@0000:00:04.3;rxq0@0000:00:04.4;rxq1@0000:00:04.4;rxq2@0000:00:04.5;rxq3@0000:00:04.5;rxq4@0000:00:04.6;rxq5@0000:00:04.6;rxq6@0000:00:04.7;rxq7@0000:00:04.7]' \ + --vdev 'net_vhost1,iface=vhost-net1,queues=8,tso=1,dmas=dmas=[txq0@0000:00:04.0;txq1@0000:00:04.0;txq2@0000:00:04.1;txq3@0000:00:04.1;txq4@0000:00:04.2;txq5@0000:00:04.2;txq6@0000:00:04.3;txq7@0000:00:04.3;rxq0@0000:00:04.4;rxq1@0000:00:04.4;rxq2@0000:00:04.5;rxq3@0000:00:04.5;rxq4@0000:00:04.6;rxq5@0000:00:04.6;rxq6@0000:00:04.7;rxq7@0000:00:04.7]' \ + --iova=va -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 + testpmd> start 3. Launch VM1 and VM2 with qemu:: taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.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 \ @@ -560,7 +567,7 @@ vm2vm vhost-user/virtio-net packed ring mergeable path and 8 queues when vhost u taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.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 \ @@ -605,17 +612,16 @@ vm2vm vhost-user/virtio-net packed ring non-mergeable path and 8 queues when vho # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 --file-prefix=vhost \ -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -a 0000:00:04.4 -a 0000:00:04.5 -a 0000:00:04.6 -a 0000:00:04.7 \ -a 0000:80:04.0 -a 0000:80:04.1 -a 0000:80:04.2 -a 0000:80:04.3 -a 0000:80:04.4 -a 0000:80:04.5 -a 0000:80:04.6 -a 0000:80:04.7 \ - --vdev 'net_vhost0,iface=vhost-net0,queues=8,tso=1,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;rxq2;rxq3;rxq4;rxq5;rxq6;rxq7]' \ - --vdev 'net_vhost1,iface=vhost-net1,queues=8,tso=1,dmas=[txq2;txq3;txq4;txq5;txq6;txq7;rxq0;rxq1;rxq2;rxq3;rxq4;rxq5]' \ - --iova=va -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 \ - --lcore-dma=[lcore2@0000:00:04.0,lcore2@0000:00:04.1,lcore2@0000:00:04.2,lcore2@0000:00:04.3,lcore2@0000:00:04.4,lcore2@0000:00:04.5,lcore3@0000:00:04.6,lcore3@0000:00:04.7,lcore4@0000:80:04.0,lcore4@0000:80:04.1,lcore4@0000:80:04.2,lcore4@0000:80:04.3,lcore4@0000:80:04.4,lcore4@0000:80:04.5,lcore4@0000:80:04.6,lcore5@0000:80:04.7] - testpmd>start + --vdev 'net_vhost0,iface=vhost-net0,queues=8,tso=1,dmas=[txq0@0000:00:04.0;txq1@0000:00:04.0;txq2@0000:00:04.1;txq3@0000:00:04.1;txq4@0000:00:04.2;txq5@0000:00:04.2;rxq2@0000:00:04.3;rxq3@0000:00:04.3;rxq4@0000:00:04.4;rxq5@0000:00:04.4;rxq6@0000:00:04.5;rxq7@0000:00:04.5],dma-ring-size=1024' \ + --vdev 'net_vhost1,iface=vhost-net1,queues=8,tso=1,dmas=[txq2@0000:80:04.0;txq3@0000:80:04.0;txq4@0000:80:04.1;txq5@0000:80:04.1;txq6@0000:80:04.2;txq7@0000:80:04.2;rxq0@0000:80:04.3;rxq1@0000:80:04.3;rxq2@0000:80:04.4;rxq3@0000:80:04.4;rxq4@0000:80:04.5;rxq5@0000:80:04.5],dma-ring-size=1024' \ + --iova=va -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 + testpmd> start 3. Launch VM1 and VM2:: taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.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 \ @@ -627,7 +633,7 @@ vm2vm vhost-user/virtio-net packed ring non-mergeable path and 8 queues when vho taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.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 \ @@ -660,10 +666,11 @@ vm2vm vhost-user/virtio-net packed ring non-mergeable path and 8 queues when vho 8. Rerun step 6-7 five times. -Test Case 8: VM2VM virtio-net packed ring mergeable 16 queues CBDMA enabled test with large packet payload valid check ----------------------------------------------------------------------------------------------------------------------- +Test Case 8: VM2VM virtio-net packed ring mergeable 16 queues CBDMA enabled test with Rx/Tx csum in SW +------------------------------------------------------------------------------------------------------ This case uses iperf and scp to test the payload of large packet (larger than 1MB) is valid after packets forwarding in -vm2vm vhost-user/virtio-net packed ring mergeable path and 16 queues when vhost uses the asynchronous operations with CBDMA channels. +vm2vm vhost-user/virtio-net packed ring mergeable path and 16 queues when vhost uses the asynchronous operations with CBDMA channels +and perform SW checksum in Rx/Tx path. 1. Bind 16 CBDMA channels to vfio-pci, as common step 1. @@ -672,17 +679,22 @@ vm2vm vhost-user/virtio-net packed ring mergeable path and 16 queues when vhost # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-9 -n 4 --file-prefix=vhost \ -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -a 0000:00:04.4 -a 0000:00:04.5 -a 0000:00:04.6 -a 0000:00:04.7 \ -a 0000:80:04.0 -a 0000:80:04.1 -a 0000:80:04.2 -a 0000:80:04.3 -a 0000:80:04.4 -a 0000:80:04.5 -a 0000:80:04.6 -a 0000:80:04.7 \ - --vdev 'net_vhost0,iface=vhost-net0,queues=16,tso=1,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6;txq7;txq8;txq9;txq10;txq11,txq12,txq13;txq14;txq15;rxq0;rxq1;rxq2;rxq3;rxq4;rxq5;rxq6;rxq7;rxq8;rxq9;rxq10;rxq11;rxq12;rxq13;rxq14;rxq15]' \ - --vdev 'net_vhost1,iface=vhost-net1,queues=16,tso=1,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;txq6;txq7;txq8;txq9;txq10;txq11,txq12,txq13;txq14;txq15;rxq0;rxq1;rxq2;rxq3;rxq4;rxq5;rxq6;rxq7;rxq8;rxq9;rxq10;rxq11;rxq12;rxq13;rxq14;rxq15]' \ - --iova=pa -- -i --nb-cores=8 --txd=1024 --rxd=1024 --txq=16 --rxq=16 \ - --lcore-dma=[lcore2@0000:00:04.0,lcore2@0000:00:04.1,lcore3@0000:00:04.2,lcore3@0000:00:04.3,lcore4@0000:00:04.4,lcore4@0000:00:04.5,lcore5@0000:00:04.6,lcore5@0000:00:04.7,lcore6@0000:80:04.0,lcore6@0000:80:04.1,lcore7@0000:80:04.2,lcore7@0000:80:04.3,lcore8@0000:80:04.4,lcore8@0000:80:04.5,lcore9@0000:80:04.6,lcore9@0000:80:04.7] - testpmd>start + --vdev 'net_vhost0,iface=vhost-net0,queues=16,tso=1,dmas=[txq0@0000:00:04.0;txq1@0000:00:04.0;txq2@0000:00:04.1;txq3@0000:00:04.1;txq4@0000:00:04.2;txq5@0000:00:04.2;txq6@0000:00:04.3;txq7@0000:00:04.3;txq8@0000:00:04.4;txq9@0000:00:04.4;txq10@0000:00:04.5;txq11@0000:00:04.5;txq12@0000:00:04.6;txq13@0000:00:04.6;txq14@0000:00:04.7;txq15@0000:00:04.7;rxq0@0000:80:04.0;rxq1@0000:80:04.0;rxq2@0000:80:04.1;rxq3@0000:80:04.1;rxq4@0000:80:04.2;rxq5@0000:80:04.2;rxq6@0000:80:04.3;rxq7@0000:80:04.3;rxq8@0000:80:04.4;rxq9@0000:80:04.4;rxq10@0000:80:04.5;rxq11@0000:80:04.5;rxq12@0000:80:04.6;rxq13@0000:80:04.6;rxq14@0000:80:04.7;rxq15@0000:80:04.7]' \ + --vdev 'net_vhost1,iface=vhost-net1,queues=16,tso=1,dmas=[txq0@0000:00:04.0;txq1@0000:00:04.1;txq2@0000:00:04.2;txq3@0000:00:04.3;txq4@0000:00:04.4;txq5@0000:00:04.5;txq6@0000:00:04.6;txq7@0000:00:04.7;txq8@0000:80:04.0;txq9@0000:80:04.1;txq10@0000:80:04.2;txq11@0000:80:04.3;txq12@0000:80:04.4;txq13@0000:80:04.5;txq14@0000:80:04.6;txq15@0000:80:04.7;rxq0@0000:00:04.0;rxq1@0000:00:04.1;rxq2@0000:00:04.2;rxq3@0000:00:04.3;rxq4@0000:00:04.4;rxq5@0000:00:04.5;rxq6@0000:00:04.6;rxq7@0000:00:04.7;rxq8@0000:80:04.0;rxq9@0000:80:04.1;rxq10@0000:80:04.2;rxq11@0000:80:04.3;rxq12@0000:80:04.4;rxq13@0000:80:04.5;rxq14@0000:80:04.6;rxq15@0000:80:04.7]' \ + --iova=va -- -i --nb-cores=8 --txd=1024 --rxd=1024 --txq=16 --rxq=16 + testpmd> set fwd csum + testpmd> stop + testpmd> port stop all + testpmd> port config 0 tx_offload tcp_cksum on + testpmd> port config 1 tx_offload tcp_cksum on + testpmd> port start all + testpmd> start 3. Launch VM1 and VM2 with qemu:: taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -m 4096 \ -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge1G0,share=on \ - -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04.img \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.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 \ @@ -690,11 +702,11 @@ vm2vm vhost-user/virtio-net packed ring mergeable path and 16 queues when vhost -chardev socket,id=char0,path=./vhost-net0 \ -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=16 \ -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:01,disable-modern=false,mrg_rxbuf=on,\ - mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :10 + mq=on,vectors=40,csum=on,guest_csum=off,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :10 taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -m 4096 \ -object memory-backend-file,id=mem,size=4096M,mem-path=/mnt/huge1G1,share=on \ - -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu20-04-2.img \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.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 \ @@ -702,7 +714,7 @@ vm2vm vhost-user/virtio-net packed ring mergeable path and 16 queues when vhost -chardev socket,id=char0,path=./vhost-net1 \ -netdev type=vhost-user,id=netdev0,chardev=char0,vhostforce,queues=16 \ -device virtio-net-pci,netdev=netdev0,mac=52:54:00:00:00:02,disable-modern=false,mrg_rxbuf=on,\ - mq=on,vectors=40,csum=on,guest_csum=on,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :12 + mq=on,vectors=40,csum=on,guest_csum=off,host_tso4=on,guest_tso4=on,guest_ecn=on,guest_ufo=on,host_ufo=on,packed=on -vnc :12 4. On VM1, set virtio device IP and run arp protocal:: @@ -727,11 +739,11 @@ vm2vm vhost-user/virtio-net packed ring mergeable path and 16 queues when vhost 8. Rerun step 6-7 five times. -Test Case 9: VM2VM virtio-net packed ring CBDMA enable test with tcp traffic when set iova=pa ---------------------------------------------------------------------------------------------- +Test Case 9: VM2VM virtio-net packed ring CBDMA enable test dma-ring-size with tcp traffic +------------------------------------------------------------------------------------------ This case test the function of Vhost tx offload in the topology of vhost-user/virtio-net packed ring mergeable path by verifing the TSO/cksum in the TCP/IP stack when vhost uses the asynchronous enqueue operations with CBDMA channels -and iova as PA mode. +and the dma ring size is small. 1. Bind 2 CBDMA channels to vfio-pci, as common step 1. @@ -739,16 +751,16 @@ and iova as PA mode. # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 2-4 -n 4 --file-prefix=vhost \ -a 0000:00:04.0 -a 0000:00:04.1 \ - --vdev 'net_vhost0,iface=vhost-net0,queues=1,tso=1,dmas=[txq0;rxq0]' \ - --vdev 'net_vhost1,iface=vhost-net1,queues=1,tso=1,dmas=[txq0;rxq0]' \ - --iova=pa -- -i --nb-cores=2 --txd=1024 --rxd=1024 --txq=1 --rxq=1 --lcore-dma=[lcore3@0000:00:04.0,lcore4@0000:00:04.1] - testpmd>start + --vdev 'net_vhost0,iface=vhost-net0,queues=1,tso=1,dmas=[txq0@0000:00:04.0;rxq0@0000:00:04.0],dma-ring-size=256' \ + --vdev 'net_vhost1,iface=vhost-net1,queues=1,tso=1,dmas=[txq0@0000:00:04.1;rxq0@0000:00:04.1],dma-ring-size=256' \ + --iova=va -- -i --nb-cores=2 --txd=1024 --rxd=1024 --txq=1 --rxq=1 + testpmd> start 3. Launch VM1 and VM2 on socket 1 with qemu:: taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 1 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.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 \ @@ -760,7 +772,7 @@ and iova as PA mode. taskset -c 33 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 1 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.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 \ @@ -789,15 +801,12 @@ and iova as PA mode. Under VM1, run: `iperf -s -i 1` Under VM2, run: `iperf -c 1.1.1.2 -i 1 -t 60` -8. Check 2VMs can receive and send big packets to each other through vhost log. Port 0 should have tx packets above 1522, Port 1 should have rx packets above 1522:: +8. Rerun step 6-7 three times. - testpmd>show port xstats all - -Test Case 10: VM2VM virtio-net packed ring mergeable 8 queues CBDMA enable and PA mode test with large packet payload valid check ---------------------------------------------------------------------------------------------------------------------------------- +Test Case 10: VM2VM virtio-net packed ring 8 queues CBDMA enable test with legacy mode +-------------------------------------------------------------------------------------- This case uses iperf and scp to test the payload of large packet (larger than 1MB) is valid after packets forwarding in -vm2vm vhost-user/virtio-net packed ring mergeable path and 8 queues when vhost uses the asynchronous operations with CBDMA channels -and iova as PA mode. +vm2vm vhost-user/virtio-net packed ring mergeable path and 8 queues with legacy mode when vhost uses the asynchronous operations with CBDMA channels. 1. Bind 16 CBDMA channels to vfio-pci, as common step 1. @@ -806,17 +815,16 @@ and iova as PA mode. # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 1-5 -n 4 --file-prefix=vhost \ -a 0000:00:04.0 -a 0000:00:04.1 -a 0000:00:04.2 -a 0000:00:04.3 -a 0000:00:04.4 -a 0000:00:04.5 -a 0000:00:04.6 -a 0000:00:04.7 \ -a 0000:80:04.0 -a 0000:80:04.1 -a 0000:80:04.2 -a 0000:80:04.3 -a 0000:80:04.4 -a 0000:80:04.5 -a 0000:80:04.6 -a 0000:80:04.7 \ - --vdev 'net_vhost0,iface=vhost-net0,queues=8,tso=1,dmas=[txq0;txq1;txq2;txq3;txq4;txq5;rxq2;rxq3;rxq4;rxq5;rxq6;rxq7]' \ - --vdev 'net_vhost1,iface=vhost-net1,queues=8,tso=1,dmas=[txq2;txq3;txq4;txq5;txq6;txq7;rxq0;rxq1;rxq2;rxq3;rxq4;rxq5]' \ - --iova=pa -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 \ - --lcore-dma=[lcore2@0000:00:04.0,lcore2@0000:00:04.1,lcore2@0000:00:04.2,lcore2@0000:00:04.3,lcore2@0000:00:04.4,lcore2@0000:00:04.5,lcore3@0000:00:04.6,lcore3@0000:00:04.7,lcore4@0000:80:04.0,lcore4@0000:80:04.1,lcore4@0000:80:04.2,lcore4@0000:80:04.3,lcore4@0000:80:04.4,lcore4@0000:80:04.5,lcore4@0000:80:04.6,lcore5@0000:80:04.7] - testpmd>start + --vdev 'net_vhost0,iface=vhost-net0,queues=8,tso=1,legacy-ol-flags=1,dmas=[txq0@0000:00:04.0;txq1@0000:00:04.0;txq2@0000:00:04.1;txq3@0000:00:04.1;txq4@0000:00:04.2;txq5@0000:00:04.2;rxq2@0000:00:04.3;rxq3@0000:00:04.3;rxq4@0000:00:04.4;rxq5@0000:00:04.4;rxq6@0000:00:04.5;rxq7@0000:00:04.5]' \ + --vdev 'net_vhost1,iface=vhost-net1,queues=8,tso=1,legacy-ol-flags=1,dmas=[txq2@0000:80:04.0;txq3@0000:80:04.0;txq4@0000:80:04.1;txq5@0000:80:04.1;txq6@0000:80:04.2;txq7@0000:80:04.2;rxq0@0000:80:04.3;rxq1@0000:80:04.3;rxq2@0000:80:04.4;rxq3@0000:80:04.4;rxq4@0000:80:04.5;rxq5@0000:80:04.5]' \ + --iova=va -- -i --nb-cores=4 --txd=1024 --rxd=1024 --txq=8 --rxq=8 + testpmd> start 3. Launch VM1 and VM2 with qemu:: taskset -c 32 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host -smp 8 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04.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 \ @@ -828,7 +836,7 @@ and iova as PA mode. taskset -c 40 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 8 -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 \ + -numa node,memdev=mem -mem-prealloc -drive file=/home/osimg/ubuntu22-04-2.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 \ @@ -859,4 +867,4 @@ and iova as PA mode. Under VM1, run: `iperf -s -i 1` Under VM2, run: `iperf -c 1.1.1.2 -i 1 -t 60` -8. Rerun step 6-7 five times. +8. Rerun step 6-7 three times.