From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 4CE78A050A; Sat, 7 May 2022 12:00:34 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 4284F4068A; Sat, 7 May 2022 12:00:34 +0200 (CEST) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by mails.dpdk.org (Postfix) with ESMTP id 948FC40395 for ; Sat, 7 May 2022 12:00:31 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1651917631; x=1683453631; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=cbJGkVcghQHbmvKLFyzwxZg6kJsORG0sgT5Wzzi2wP0=; b=a8HeucRAOdqF9gYooAtxWy0OuGe2Q783XxXKvu2kkXyMvoOTGw/p1LBo XcojfflThnWrPEVqWhejf+L0oUB+Hu7Tzcqj7/b/6StmKqI/YlBhuvt/v wsU+kvQcIbHgWGKHKSTn5L8CG7b0smC/TSFJ4F3RtP81hJXajmqftbI/H JFm75MZ6OVHYCLf+wMj8eLTUCZaFUl9BksEYu0isei2P/fPsyg3+AMew7 LGeaGutNg52nVW9QmnDN16sUQSXHb7TvcydeWEAIh+mJ5PPJlCAhCXAbt hNf+v3zmV7HV9Wd9eUCUk7ot4xP6KvqcZo6OrcWIqRkYGpaFrU12ukGaB w==; X-IronPort-AV: E=McAfee;i="6400,9594,10339"; a="268584984" X-IronPort-AV: E=Sophos;i="5.91,206,1647327600"; d="scan'208";a="268584984" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 May 2022 03:00:30 -0700 X-IronPort-AV: E=Sophos;i="5.91,206,1647327600"; d="scan'208";a="736139024" Received: from unknown (HELO localhost.localdomain) ([10.239.251.222]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 May 2022 03:00:28 -0700 From: Wei Ling To: dts@dpdk.org Cc: Wei Ling Subject: [dts][PATCH V1 7/7] test_plans/vswitch_sample_dsa_test_plan: add vswitch_sample_dsa testplan Date: Sat, 7 May 2022 06:00:04 -0400 Message-Id: <20220507100004.311240-1-weix.ling@intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Type: text/plain; charset=y Content-Transfer-Encoding: 8bit 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 Add vswitch_sample_dsa_test_plan.rst into test_plans. Signed-off-by: Wei Ling --- test_plans/vswitch_sample_dsa_test_plan.rst | 895 ++++++++++++++++++++ 1 file changed, 895 insertions(+) create mode 100644 test_plans/vswitch_sample_dsa_test_plan.rst diff --git a/test_plans/vswitch_sample_dsa_test_plan.rst b/test_plans/vswitch_sample_dsa_test_plan.rst new file mode 100644 index 00000000..7613629c --- /dev/null +++ b/test_plans/vswitch_sample_dsa_test_plan.rst @@ -0,0 +1,895 @@ +.. Copyright (c) <2022>, Intel Corporation + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + - Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + - Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + + - Neither the name of Intel Corporation nor the names of its + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + OF THE POSSIBILITY OF SUCH DAMAGE. + +==================================================================== +Vswitch sample test vhost async operation with DSA driver test plan +==================================================================== + +Vswitch sample can leverage DMA to accelerate vhost async data-path from dpdk 20.11. This plan test +vhost async operation with dsa driver (kernel IDXD driver and DPDK vfio-pci driver) in vhost sample. +For more about vswitch example, please refer to the DPDK docment:http://doc.dpdk.org/guides/sample_app_ug/vhost.html + +Note: +1.For packed virtqueue virtio-net test, need qemu version > 4.2.0 and VM kernel version > v5.1, and packed ring multi-queues not support reconnect in qemu yet. +2.For split virtqueue virtio-net with multi-queues server mode test, need qemu version >= 5.2.0, dut to old qemu exist reconnect issue when multi-queues test. +3.The suite has not yet been automated. + +Prerequisites +============= + +Software +-------- +Trex:http://trex-tgn.cisco.com/trex/release/v2.26.tar.gz +qemu: https://download.qemu.org/qemu-6.2.0.tar.xz +iperf + +General set up +-------------- +1. Compile DPDK and vhost example:: + + # CC=gcc meson --werror -Denable_kmods=True -Dlibdir=lib -Dexamples=all --default-library= + # meson configure -Dexamples=vhost + # ninja -C -j 110 + For example, + CC=gcc meson --werror -Denable_kmods=True -Dlibdir=lib -Dexamples=all --default-library=x86_64-native-linuxapp-gcc + ninja -C x86_64-native-linuxapp-gcc -j 110 + +2. Get the PCI device ID and DSA device ID of DUT, for example, 0000:4f:00.1 is PCI device ID, 0000:6a:01.0 - 0000:f6:01.0 are DSA device IDs:: + + # ./usertools/dpdk-devbind.py -s + + Network devices using kernel driver + =================================== + 0000:4f:00.1 'Ethernet Controller E810-C for QSFP 1592' drv=ice unused=vfio-pci + + DMA devices using kernel driver + =============================== + 0000:6a:01.0 'Device 0b25' drv=idxd unused=vfio-pci + 0000:6f:01.0 'Device 0b25' drv=idxd unused=vfio-pci + 0000:74:01.0 'Device 0b25' drv=idxd unused=vfio-pci + 0000:79:01.0 'Device 0b25' drv=idxd unused=vfio-pci + 0000:e7:01.0 'Device 0b25' drv=idxd unused=vfio-pci + 0000:ec:01.0 'Device 0b25' drv=idxd unused=vfio-pci + 0000:f1:01.0 'Device 0b25' drv=idxd unused=vfio-pci + 0000:f6:01.0 'Device 0b25' drv=idxd unused=vfio-pci + +Test case +========= + +Common steps +------------ +1. Bind 1 NIC port to vfio-pci:: + + # ./usertools/dpdk-devbind.py -b vfio-pci + For example: + # ./usertools/dpdk-devbind.py -b vfio-pci 0000:00:4f.1 + +2.Bind DSA devices to DPDK vfio-pci driver:: + + # ./usertools/dpdk-devbind.py -b vfio-pci + For example, bind 2 DMA devices to vfio-pci driver: + # ./usertools/dpdk-devbind.py -b vfio-pci 0000:e7:01.0 0000:ec:01.0 + +.. note:: + + One DPDK DSA device can create 8 WQ at most. Below is an example, where DPDK DSA device will create one and + eight WQ for DSA deivce 0000:e7:01.0 and 0000:ec:01.0. The value of “max_queues” is 1~8: + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 4 -n 4 -a 0000:e7:01.0,max_queues=1 -- -i + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 4 -n 4 -a 0000:ec:01.0,max_queues=8 -- -i + +3. Bind DSA devices to kernel idxd driver, and configure Work Queue (WQ):: + + # ./usertools/dpdk-devbind.py -b idxd + # ./drivers/dma/idxd/dpdk_idxd_cfg.py -q + +.. note:: + + Better to reset WQ when need operate DSA devices that bound to idxd drvier: + # ./drivers/dma/idxd/dpdk_idxd_cfg.py --reset + You can check it by 'ls /dev/dsa' + numDevices: number of devices, where 0<=numDevices<=7, corresponding to 0000:6a:01.0 - 0000:f6:01.0 + numWq: Number of workqueues per DSA endpoint, where 1<=numWq<=8 + + For example, bind 2 DMA devices to idxd driver and configure WQ: + + # ./usertools/dpdk-devbind.py -b idxd 6a:01.0 6f:01.0 + # ./drivers/dma/idxd/dpdk_idxd_cfg.py -q 1 0 + # ./drivers/dma/idxd/dpdk_idxd_cfg.py -q 4 2 + Check WQ by 'ls /dev/dsa' and can find "wq0.0 wq2.0 wq2.1 wq2.2 wq2.3" + +Test Case 1: PVP performance vhost async enqueue operation with dsa dpdk channel +--------------------------------------------------------------------------------- +This case uses vhost example to test performance of split and packed ring when vhost uses the asynchronous enqueue operations +with dsa dpdk driver in PVP topology environment. + +1. Bind one physical port(4f:00.1) and one dsa device(6a:01.0) to vfio-pci like common step 1-2. + +2. On host, launch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 2-3 -n 4 -a 0000:4f:00.0 -a 0000:6a:01.0,max_queues=1 -- \ + -p 0x1 --mergeable 1 --vm2vm 1 --stats 1 --socket-file /tmp/vhost-net --dmas [txd0@0000:6a:01.0-q0] --client + +3. Launch virtio-user with packed ring:: + + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 5-6 -n 4 --no-pci --file-prefix=virtio-user \ + --vdev=net_virtio_user0,mac=00:11:22:33:44:10,path=/tmp/vhost-net,queues=1,mrg_rxbuf=0,in_order=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 + testpmd>stop + testpmd>start + +5. Inject pkts (packets length=64...1518) separately with dest_mac=virtio_mac_addresss (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 5-6 -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,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. + +8. Quit and re-launch virtio-user with split ring:: + + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 5-6 -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,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. + +Test Case 2: PVP vhost async enqueue operation with two VM and 2 dsa channels +------------------------------------------------------------------------------ +This case uses vhost example to test split and packed ring when vhost uses the asynchronous enqueue operations +with dsa dpdk driver in PVP topology environment with 2 VM and 2 queues. + +1. Bind one physical port and 2 dsa devices to vfio-pci like common step 1-2. + +2. On host, launch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 2-3 -n 4 -a 0000:18:00.0 -a 0000:6a:01.0,max_queues=2 -a 0000:6f:01.0,max_queues=1 -- \ + -p 0x1 --mergeable 1 --vm2vm 1 --stats 1 --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 --dmas [txd0@0000:6a:01.0-q1,txd1@0000:6f:01.0-q0] --client + +3. launch two virtio-user ports:: + + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 5-6 -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 + + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 7-8 -n 4 --no-pci --file-prefix=testpmd1 \ + --vdev=net_virtio_user1,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 + +4. Start pkts from two virtio-user side individually to let vswitch know the mac addr:: + + testpmd0>set fwd mac + testpmd0>start tx_first + testpmd0>stop + testpmd0>start + testpmd1>set fwd mac + testpmd1>start tx_first + testpmd1>stop + testpmd1>start + +5. Inject IMIX packets (64b...1518b) with dest_mac=virtio_mac_addresss (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. + +7. Start pkts from two virtio-user side individually to let vswitch know the mac addr:: + + testpmd0>stop + testpmd0>start tx_first + testpmd0>stop + testpmd0>start + testpmd1>stop + testpmd1>start tx_first + testpmd1>stop + testpmd1>start + +8. Inject IMIX packets (64b...1518b) with dest_mac=virtio_mac_addresss (00:11:22:33:44:10 and 00:11:22:33:44:11) to NIC using packet generator, ensure get same throughput as step5. + +Test Case 3: VM2VM virtio-user forwarding test with 2 dsa dpdk channels +------------------------------------------------------------------------- +This case uses vhost example to test that split and packed ring can forwarding packets normally when vhost uses the +asynchronous enqueue operations with dsa dpdk driver in VM2VM virtio-user topology environment with 2 queues. + +1.Bind one physical ports and 1 dsa devices to vfio-pci like common step 1-2. + +2. On host, launch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 2-3 -n 4 -a 0000:18:00.0 -a 0000:6a:01.0,max_queues=2 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 \ + --dmas [txd0@0000:6a:01.0-q0,txd1@0000:6a:01.0-q1] --client + +3. Launch virtio-user:: + + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 5-6 -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 + + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 7-8 -n 4 --no-pci --file-prefix=testpmd1 \ + --vdev=net_virtio_user1,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 + +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 and quit dpdk-vhost side and relaunch it with same cmd as step2. + +6. Rerun step 4. + +Test Case 4: VM2VM virtio-pmd test with 2 dsa channels register/unregister stable check +------------------------------------------------------------------------------------------------- +This case checks vhost can work stably after registering and unregistering the virtio port many times when vhost uses +the asynchronous enqueue operations with dsa dpdk driver in VM2VM topology environment with 2 queues. + +1. Bind one physical port and one dsa device to vfio-pci like common step 1-2:: + + # ./usertools/dpdk-devbind.py -b vfio-pci 4f:00.1 + # ./usertools/dpdk-devbind.py -b vfio-pci 6a:01.0 + +2. On host, launch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 2-3 -n 4 -a 0000:4f:00.1 -a 0000:6a:01.0,max_queues=2 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 \ + --dmas [txd0@0000:6a:01.0-q0,txd1@0000:6a:01.0-q1] --client + +3. Start VM1 with qemu:: + + taskset -c 5,6 /usr/local/qemu-6.1.0/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=/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 VM2 with qemu:: + + taskset -c 7,8 /usr/local/qemu-6.1.0/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=/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 + +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. Restart vhost, then rerun step 6-7，check vhost can stable work and get expected throughput. + +Test Case 5: VM2VM split ring with 2 enqueue dsa dpdk channels test with iperf and reconnect stable check +----------------------------------------------------------------------------------------------------------- +This case checks vhost can work stably after reconnecting when vhost uses the asynchronous enqueue operations with +dsa dpdk driver in VM2VM topology environment with 2 queues. + +1. Bind one physical port and 1 dsa device to vfio-pci like common step 1-2:: + + # ./usertools/dpdk-devbind.py -b vfio-pci 4f:00.1 + # ./usertools/dpdk-devbind.py -b vfio-pci 6a:01.0 + +2. On host, launch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 2-3 -n 4 -a 0000:4f:00.1 -a 0000:6a:01.0,max_queues=2 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 \ + --dmas [txd0@0000:6a:01.0-q0,txd1@0000:6a:01.0-q1] --client + +3. Start VM1 with qemu:: + + taskset -c 5,6 /root/xingguang/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/huge1G0,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/root/xingguang/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 VM2 with qemu:: + + taskset -c 7,8 /root/xingguang/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/huge1G1,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/root/xingguang/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 + +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:: + + # iperf -s -i 1 + # 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:: + + # scp root@1.1.1.8:/ + +10. Relaunch dpdk-vhost, then rerun step 7-9 five times. + +11. Relaunch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 2-3 -n 4 -a 0000:4f:00.1 -a 0000:6a:01.0,max_queues=2 -a 0000:6f:01.0,max_queues=2 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 \ + --dmas [txd0@0000:6a:01.0-q0,txd1@0000:6f:01.0-q1] --client + +12. Rerun step 7-9 five times. + +Test Case 6: VM2VM packed ring with 2 dsa dpdk channels stable test with iperf +------------------------------------------------------------------------------- +This case checks vhost can work stably when vhost uses the asynchronous enqueue operations with dsa dpdk driver in +VM2VM topology environment with 2 queues. + +1. Bind one physical port and 1 dsa device to vfio-pci like common step 1-2:: + + # ./usertools/dpdk-devbind.py -b vfio-pci 4f:00.1 + # ./usertools/dpdk-devbind.py -b vfio-pci 6a:01.0 + +2. Launch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 26-28 -n 4 -a 0000:4f:00.1 -a 0000:6a:01.0,max_queues=2 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 \ + --dmas [txd0@0000:6a:01.0-q1,txd1@0000:6a:01.0-q0] + +3. Start VM1 with qemu:: + + taskset -c 5,6 /usr/local/qemu-6.1.0/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=/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 VM2 with qemu:: + + taskset -c 7,8 /usr/local/qemu-6.1.0/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=/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 + +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:: + + # iperf -s -i 1 + # iperf -c 1.1.1.2 -i 1 -t 60 + +8. Check iperf throughput can get x Gbits/sec. + +9. Scp 1MB file form VM1 to VM2M, check packets can be forwarding success by scp:: + + # scp root@1.1.1.8:/ + +10. Rerun step 7-9 five times. + +Test Case 7: PVP performance vhost async enqueue with dsa kernel channel +------------------------------------------------------------------------- +This case uses vhost example to test performance of split and packed ring when vhost uses the asynchronous enqueue operations +with dsa kernel driver in PVP topology environment. + +1. Bind one physical port(4f:00.1) to vfio-pci and one dsa device(6a:01.0) to idxd like common step 1 and 3:: + + # ./usertools/dpdk-devbind.py -b vfio-pci 4f:00.1 + + ls /dev/dsa #check wq configure, reset if exist + # ./usertools/dpdk-devbind.py -u 6a:01.0 + # ./usertools/dpdk-devbind.py -b idxd 6a:01.0 + # ./drivers/dma/idxd/dpdk_idxd_cfg.py -q 2 0 + ls /dev/dsa #check wq configure success + +2. On host, launch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 2-3 -n 4 -a 0000:4f:00.0 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --stats 1 --socket-file /tmp/vhost-net --dmas [txd0@wq0.0] --client + +3. Launch virtio-user with packed ring:: + + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 5-6 -n 4 --no-pci --file-prefix=virtio-user \ + --vdev=net_virtio_user0,mac=00:11:22:33:44:10,path=/tmp/vhost-net,queues=1,mrg_rxbuf=0,in_order=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 + testpmd>stop + testpmd>start + +5. Inject pkts (packets length=64...1518) separately with dest_mac=virtio_mac_addresss (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 5-6 -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,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. + +8. Quit and re-launch virtio-user with split ring:: + + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 5-6 -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,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. + +Test Case 8: PVP vhost async enqueue operation with two VM and 2 dsa kernel channels +--------------------------------------------------------------------------------------- +This case uses vhost example to test split and packed ring when vhost uses the asynchronous enqueue operations +with dsa kernel driver in PVP topology environment with 2 VM and 2 queues. + +1. Bind one physical port to vfio-pci and 1 dsa device to idxd like common step 1 and 3:: + + # ./usertools/dpdk-devbind.py -b vfio-pci 4f:00.1 + + ls /dev/dsa #check wq configure, reset if exist + # ./usertools/dpdk-devbind.py -u 6a:01.0 + # ./usertools/dpdk-devbind.py -b idxd 6a:01.0 + # ./drivers/dma/idxd/dpdk_idxd_cfg.py -q 2 0 + ls /dev/dsa #check wq configure success + +2. On host, launch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 2-3 -n 4 -a 0000:4f:00.1 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --stats 1 --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 \ + --dmas [txd0@wq0.0,txd1@wq0.1] --client + +3. launch two virtio-user ports:: + + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 5-6 -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 + + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 7-8 -n 4 --no-pci --file-prefix=testpmd1 \ + --vdev=net_virtio_user1,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 + +4. Start pkts from two virtio-user side individually to let vswitch know the mac addr:: + + testpmd0>set fwd mac + testpmd0>start tx_first + testpmd0>stop + testpmd0>start + testpmd1>set fwd mac + testpmd1>start tx_first + testpmd1>stop + testpmd1>start + +5. Inject IMIX packets (64b...1518b) with dest_mac=virtio_mac_addresss (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. + +7. Start pkts from two virtio-user side individually to let vswitch know the mac addr:: + + testpmd0>stop + testpmd0>start tx_first + testpmd0>stop + testpmd0>start + testpmd1>stop + testpmd1>start tx_first + testpmd1>stop + testpmd1>start + +8. Inject IMIX packets (64b...1518b) with dest_mac=virtio_mac_addresss (00:11:22:33:44:10 and 00:11:22:33:44:11) to NIC using packet generator, ensure get same throughput as step5. + +Test Case 9: VM2VM virtio-user forwarding test with 2 dsa kernel channels +--------------------------------------------------------------------------------- +This case uses vhost example to test split and packed ring when vhost uses the asynchronous enqueue operations +with dsa kernel driver in VM2VM topology environment with 2 queues. + +1.Bind one physical port to vfio-pci and 2 dsa device to idxd like common step 1 and 3:: + + # ./usertools/dpdk-devbind.py -b vfio-pci 4f:00.1 + + ls /dev/dsa #check wq configure, reset if exist + # ./usertools/dpdk-devbind.py -u 6a:01.0 6f:01.0 + # ./usertools/dpdk-devbind.py -b idxd 6a:01.0 6f:01.0 + # ./drivers/dma/idxd/dpdk_idxd_cfg.py -q 2 0 + # ./drivers/dma/idxd/dpdk_idxd_cfg.py -q 2 2 + ls /dev/dsa #check wq configure success + +2. On host, launch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 2-3 -n 4 -a 0000:4f:01.0 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 \ + --dmas [txd0@wq0.0,txd1@wq2.1] --client + +3. Launch virtio-user:: + + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 5-6 -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 + + # ./x86_64-native-linuxapp-gcc/app/dpdk-testpmd -l 7-8 -n 4 --no-pci --file-prefix=testpmd1 \ + --vdev=net_virtio_user1,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 + +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 and quit dpdk-vhost side and relaunch it with same cmd as step2. + +6. Rerun step 4. + +Test Case 10: VM2VM virtio-pmd test with 2 dsa kernel channels register/unregister stable check +------------------------------------------------------------------------------------------------- +This case checks vhost can work stably after unregistering and registering the virtio port many times when vhost uses +the asynchronous enqueue operations with dsa kernel driver in VM2VM topology environment with 2 queues. + +1. Bind one physical port to vfio-pci and one dsa device to idxd like common step 1 and 3:: + + # ./usertools/dpdk-devbind.py -b vfio-pci 4f:00.1 + + ls /dev/dsa #check wq configure, reset if exist + # ./usertools/dpdk-devbind.py -u 6a:01.0 + # ./usertools/dpdk-devbind.py -b idxd 6a:01.0 + # ./drivers/dma/idxd/dpdk_idxd_cfg.py -q 2 0 + ls /dev/dsa #check wq configure success + +2. On host, launch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 2-3 -n 4 -a 0000:4f:00.1 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 \ + --dmas [txd0@wq0.0,txd1@wq0.1] --client + +3. Start VM1 with qemu:: + + taskset -c 5,6 /usr/local/qemu-6.1.0/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=/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 VM2 with qemu:: + + taskset -c 7,8 /usr/local/qemu-6.1.0/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=/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 + +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. Restart vhost, then rerun step 6-7，check vhost can stable work and get expected throughput. + +Test Case 11: VM2VM split ring with 2 enqueue dsa kernel channels test with iperf and reconnect stable check +------------------------------------------------------------------------------------------------------------- +This case checks vhost can work stably after reconnecting when vhost uses the asynchronous enqueue operations with +dsa kernel driver in VM2VM topology environment with 2 queues. + +1. Bind one physical port to vfio-pci and 2 dsa device to idxd like common step 1 and 3:: + + # ./usertools/dpdk-devbind.py -b vfio-pci 4f:00.1 + + ls /dev/dsa #check wq configure, reset if exist + # ./usertools/dpdk-devbind.py -u 6a:01.0 6f:01.0 + # ./usertools/dpdk-devbind.py -b idxd 6a:01.0 6f:01.0 + # ./drivers/dma/idxd/dpdk_idxd_cfg.py -q 2 0 + # ./drivers/dma/idxd/dpdk_idxd_cfg.py -q 2 2 + ls /dev/dsa #check wq configure success + +2. On host, launch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 2-3 -n 4 -a 0000:4f:00.1 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 \ + --dmas [txd0@wq0.0,txd1@wq0.1] --client + +3. Start VM1 with qemu:: + + taskset -c 5,6 /root/xingguang/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/huge1G0,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/root/xingguang/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 VM2 with qemu:: + + taskset -c 7,8 /root/xingguang/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/huge1G1,share=on \ + -numa node,memdev=mem -mem-prealloc -drive file=/root/xingguang/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 + +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:: + + # iperf -s -i 1 + # 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:: + + # scp root@1.1.1.8:/ + +10. Relaunch dpdk-vhost, then rerun step 7-9 five times. + +11. Relaunch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 2-3 -n 4 -a 0000:4f:00.1 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 \ + --dmas [txd0@wq0.0,txd1@wq2.1] --client + +12. Rerun step 7-9 five times. + +Test Case 12: VM2VM packed ring with 2 dsa kernel channels stable test with iperf +---------------------------------------------------------------------------------- +This case checks vhost can work stably when vhost uses the asynchronous enqueue operations with dsa kernel driver in +VM2VM topology environment with 2 queues. + +1. Bind one physical port to vfio-pci and 1 dsa device to idxd like common step 1 and 3:: + + # ./usertools/dpdk-devbind.py -b vfio-pci 4f:00.1 + + ls /dev/dsa #check wq configure, reset if exist + # ./usertools/dpdk-devbind.py -u 6a:01.0 + # ./usertools/dpdk-devbind.py -b idxd 6a:01.0 + # ./drivers/dma/idxd/dpdk_idxd_cfg.py -q 2 0 + ls /dev/dsa #check wq configure success + +2. Launch dpdk-vhost by below command:: + + # .//examples/dpdk-vhost -l 26-28 -n 4 -a 0000:4f:00.1 -a 0000:6a:01.0,max_queues=2 \ + -- -p 0x1 --mergeable 1 --vm2vm 1 --socket-file /tmp/vhost-net0 --socket-file /tmp/vhost-net1 \ + --dmas [txd0@wq0.0,txd1@wq0.1] + +3. Start VM1 with qemu:: + + taskset -c 5,6 /usr/local/qemu-6.1.0/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=/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 VM2 with qemu:: + + taskset -c 7,8 /usr/local/qemu-6.1.0/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=/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 + +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:: + + # iperf -s -i 1 + # iperf -c 1.1.1.2 -i 1 -t 60 + +8. Check iperf throughput can get x Gbits/sec. + +9. Scp 1MB file form VM1 to VM2M, check packets can be forwarding success by scp:: + + # scp root@1.1.1.8:/ + +10. Rerun step 7-9 five times. \ No newline at end of file -- 2.25.1