From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id A090C2C38 for ; Thu, 28 Feb 2019 12:11:35 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 28 Feb 2019 03:11:34 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,423,1544515200"; d="scan'208";a="118445976" Received: from fmsmsx105.amr.corp.intel.com ([10.18.124.203]) by orsmga007.jf.intel.com with ESMTP; 28 Feb 2019 03:11:34 -0800 Received: from shsmsx151.ccr.corp.intel.com (10.239.6.50) by FMSMSX105.amr.corp.intel.com (10.18.124.203) with Microsoft SMTP Server (TLS) id 14.3.408.0; Thu, 28 Feb 2019 03:11:34 -0800 Received: from shsmsx101.ccr.corp.intel.com ([169.254.1.158]) by SHSMSX151.ccr.corp.intel.com ([169.254.3.26]) with mapi id 14.03.0415.000; Thu, 28 Feb 2019 19:11:32 +0800 From: "Tu, Lijuan" To: "Wang, Yinan" , "dts@dpdk.org" CC: "Wang, Yinan" Thread-Topic: [dts] [PATCH] test_plans: add test plan for pvp multi-paths test Thread-Index: AQHUznGlFqLI/AXczUKQNHUaBz76bKX1D8+A Date: Thu, 28 Feb 2019 11:11:32 +0000 Message-ID: <8CE3E05A3F976642AAB0F4675D0AD20E0BA37C4E@SHSMSX101.ccr.corp.intel.com> References: <20190227005220.65744-1-yinan.wang@intel.com> In-Reply-To: <20190227005220.65744-1-yinan.wang@intel.com> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.0.400.15 dlp-reaction: no-action x-ctpclassification: CTP_NT x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiMDk1NmNiNmMtZDkyZS00YjJmLWJlMWMtYTlmMDY0ZTkxODZiIiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoiN2QxbzNHSjAxc3BUdW5zMnJZM1MxcXhQTktPaVN6ZHYrZHNiZnFjSWNrSlF1NUsyK2l1K2tST0FsYlNBbEQxdSJ9 x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dts] [PATCH] test_plans: add test plan for pvp multi-paths test X-BeenThere: dts@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: test suite reviews and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 Feb 2019 11:11:36 -0000 Applying: test_plans: add test plan for pvp multi-paths test .git/rebase-apply/patch:55: trailing whitespace. flow: .git/rebase-apply/patch:104: trailing whitespace. flow: .git/rebase-apply/patch:128: trailing whitespace. .git/rebase-apply/patch:150: trailing whitespace. flow: .git/rebase-apply/patch:195: trailing whitespace. flow: warning: squelched 4 whitespace errors warning: 9 lines add whitespace errors. > -----Original Message----- > From: dts [mailto:dts-bounces@dpdk.org] On Behalf Of Yinan > Sent: Wednesday, February 27, 2019 8:52 AM > To: dts@dpdk.org > Cc: Wang, Yinan > Subject: [dts] [PATCH] test_plans: add test plan for pvp multi-paths test >=20 > From: Wang Yinan >=20 > pvp_qemu_multi_paths_port_restart_test_plan.rst > --- > ...emu_multi_paths_port_restart_test_plan.rst | 315 ++++++++++++++++++ > 1 file changed, 315 insertions(+) > create mode 100644 > test_plans/pvp_qemu_multi_paths_port_restart_test_plan.rst >=20 > diff --git a/test_plans/pvp_qemu_multi_paths_port_restart_test_plan.rst > b/test_plans/pvp_qemu_multi_paths_port_restart_test_plan.rst > new file mode 100644 > index 0000000..7701327 > --- /dev/null > +++ b/test_plans/pvp_qemu_multi_paths_port_restart_test_plan.rst > @@ -0,0 +1,315 @@ > +.. Copyright (c) <2019>, 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. > + > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > +Vhost/Virtio qemu multi-paths and port restart Tests > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > + > +Benchmark pvp qemu test with 3 RX/TX PATHs,includes Mergeable, Normal, > Vector_RX. > +Cover virtio 1.0 and virtio 0.95.Also cover port restart test with each = path. > + > + > +Test Case: PVP test with virtio 0.95 mergeable path > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > =3D=3D=3D=3D=3D=3D > + > +flow: > +TG --> NIC --> Vhost --> Virtio--> Vhost --> NIC --> TG > + > +1. Bind one port to igb_uio, then launch testpmd by below command:: > + > + rm -rf vhost-net* > + ./testpmd -c 0xe -n 4 --socket-mem 1024,1024 \ > + --vdev 'eth_vhost0,iface=3Dvhost-net,queues=3D1' -- \ > + -i --nb-cores=3D1 --txd=3D1024 --rxd=3D1024 > + testpmd>set fwd mac > + testpmd>start > + > +2. Launch VM with mrg_rxbuf feature on:: > + > + qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 2 -m 4096 \ > + -object memory-backend-file,id=3Dmem,size=3D4096M,mem- > path=3D/mnt/huge,share=3Don \ > + -numa node,memdev=3Dmem -mem-prealloc -drive > file=3D/home/osimg/ubuntu16.img \ > + -chardev socket,path=3D/tmp/vm2_qga0.sock,server,nowait,id=3Dvm2_qga= 0 - > device virtio-serial \ > + -device virtserialport,chardev=3Dvm2_qga0,name=3Dorg.qemu.guest_agen= t.2 - > daemonize \ > + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -net > nic,vlan=3D2,macaddr=3D00:00:00:08:e8:aa,addr=3D1f \ > + -net user,vlan=3D2,hostfwd=3Dtcp:127.0.0.1:6002-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net \ > + -netdev type=3Dvhost-user,id=3Dnetdev0,chardev=3Dchar0,vhostforce \ > + -device virtio-net- > pci,netdev=3Dnetdev0,mac=3D52:54:00:00:00:01,mrg_rxbuf=3Don,rx_queue_size= =3D1024 > ,tx_queue_size=3D1024 \ > + -vnc :10 > + > +3. On VM, bind virtio net to igb_uio and run testpmd:: > + ./testpmd -c 0x3 -n 3 -- -i \ > + --nb-cores=3D1 --txd=3D1024 --rxd=3D1024 > + testpmd>set fwd mac > + testpmd>start > + > +4. Send packets by packet generator with different packet > sizes(64,128,256,512,1024,1280,1518), show throughput with below command:= : > + > + testpmd>show port stats all > + > +5. Port restart 100 times by below command and re-calculate the average > througnput:: > + > + testpmd>stop > + testpmd>start > + ... > + testpmd>stop > + testpmd>clear port stats all > + testpmd>start > + testpmd>show port stats all > + > +Test Case: PVP test with virtio 0.95 normal path > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > =3D=3D=3D=3D=3D=3D > + > +flow: > +TG --> NIC --> Vhost --> Virtio--> Vhost --> NIC --> TG > + > +1. Bind one port to igb_uio, then launch testpmd by below command:: > + > + rm -rf vhost-net* > + ./testpmd -c 0xe -n 4 --socket-mem 1024,1024 \ > + --vdev 'eth_vhost0,iface=3Dvhost-net,queues=3D1' -- \ > + -i --nb-cores=3D1 --txd=3D1024 --rxd=3D1024 > + testpmd>set fwd mac > + testpmd>start > + > +2. Launch VM with mrg_rxbuf feature off:: > + > + qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 2 -m 4096 \ > + -object memory-backend-file,id=3Dmem,size=3D4096M,mem- > path=3D/mnt/huge,share=3Don \ > + -numa node,memdev=3Dmem -mem-prealloc -drive > file=3D/home/osimg/ubuntu16.img \ > + -chardev socket,path=3D/tmp/vm2_qga0.sock,server,nowait,id=3Dvm2_qga= 0 - > device virtio-serial \ > + -device virtserialport,chardev=3Dvm2_qga0,name=3Dorg.qemu.guest_agen= t.2 - > daemonize \ > + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -net > nic,vlan=3D2,macaddr=3D00:00:00:08:e8:aa,addr=3D1f -net > user,vlan=3D2,hostfwd=3Dtcp:127.0.0.1:6002-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net \ > + -netdev type=3Dvhost-user,id=3Dnetdev0,chardev=3Dchar0,vhostforce \ > + -device virtio-net- > pci,netdev=3Dnetdev0,mac=3D52:54:00:00:00:01,mrg_rxbuf=3Doff,rx_queue_siz= e=3D1024 > ,tx_queue_size=3D1024 \ > + -vnc :10 > + > + > +3. On VM, bind virtio net to igb_uio and run testpmd with tx-offloads:: > + ./testpmd -c 0x3 -n 4 -- -i --tx-offloads=3D0x0 --enable-hw-vlan-str= ip \ > + --nb-cores=3D1 --txd=3D1024 --rxd=3D1024 > + testpmd>set fwd mac > + testpmd>start > + > +4. Send packets by packet generator with different packet > sizes(64,128,256,512,1024,1280,1518), show throughput with below command:= : > + > + testpmd>show port stats all > + > +5. Port restart by below command and re-calculate the average througnput= :: > + > + testpmd>stop > + testpmd>clear port stats all > + testpmd>start > + testpmd>show port stats all > + > +Test Case: PVP test with virtio 0.95 vrctor_rx path > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > =3D=3D=3D=3D=3D=3D > + > +flow: > +TG --> NIC --> Vhost --> Virtio--> Vhost --> NIC --> TG > + > +1. Bind one port to igb_uio, then launch testpmd by below command:: > + > + rm -rf vhost-net* > + ./testpmd -c 0xe -n 4 --socket-mem 1024,1024 \ > + --vdev 'eth_vhost0,iface=3Dvhost-net,queues=3D1' -- \ > + -i --nb-cores=3D1 --txd=3D1024 --rxd=3D1024 > + testpmd>set fwd mac > + testpmd>start > + > +2. Launch VM with mrg_rxbuf feature off:: > + > + qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 2 -m 4096 \ > + -object memory-backend-file,id=3Dmem,size=3D4096M,mem- > path=3D/mnt/huge,share=3Don \ > + -numa node,memdev=3Dmem -mem-prealloc -drive > file=3D/home/osimg/ubuntu16.img \ > + -chardev socket,path=3D/tmp/vm2_qga0.sock,server,nowait,id=3Dvm2_qga= 0 - > device virtio-serial \ > + -device virtserialport,chardev=3Dvm2_qga0,name=3Dorg.qemu.guest_agen= t.2 - > daemonize \ > + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -net > nic,vlan=3D2,macaddr=3D00:00:00:08:e8:aa,addr=3D1f -net > user,vlan=3D2,hostfwd=3Dtcp:127.0.0.1:6002-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net \ > + -netdev type=3Dvhost-user,id=3Dnetdev0,chardev=3Dchar0,vhostforce \ > + -device virtio-net- > pci,netdev=3Dnetdev0,mac=3D52:54:00:00:00:01,mrg_rxbuf=3Doff,rx_queue_siz= e=3D1024 > ,tx_queue_size=3D1024 \ > + -vnc :10 > + > +3. On VM, bind virtio net to igb_uio and run testpmd without ant tx-offl= oads:: > + ./testpmd -c 0x3 -n 3 -- -i \ > + --nb-cores=3D1 --txd=3D1024 --rxd=3D1024 > + testpmd>set fwd mac > + testpmd>start > + > +4. Send packets by packet generator with different packet > sizes(64,128,256,512,1024,1280,1518), show throughput with below command:= : > + > + testpmd>show port stats all > + > +5. Port restart by below command and re-calculate the average througnput= :: > + > + testpmd>stop > + testpmd>clear port stats all > + testpmd>start > + testpmd>show port stats all > + > +Test Case: PVP test with virtio 1.0 mergeable path > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > =3D=3D=3D=3D=3D=3D > + > +flow: > +TG --> NIC --> Vhost --> Virtio--> Vhost --> NIC --> TG > + > +1. Bind one port to igb_uio, then launch testpmd by below command:: > + > + rm -rf vhost-net* > + ./testpmd -c 0xe -n 4 --socket-mem 1024,1024 \ > + --vdev 'eth_vhost0,iface=3Dvhost-net,queues=3D1' -- \ > + -i --nb-cores=3D1 --txd=3D1024 --rxd=3D1024 > + testpmd>set fwd mac > + testpmd>start > + > +2. Launch VM with 1 virtio, note: we need add "disable-modern=3Dfalse" t= o > enable virtio 1.0:: > + > + qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 2 -m 4096 \ > + -object memory-backend-file,id=3Dmem,size=3D4096M,mem- > path=3D/mnt/huge,share=3Don \ > + -numa node,memdev=3Dmem -mem-prealloc -drive > file=3D/home/osimg/ubuntu16.img \ > + -chardev socket,path=3D/tmp/vm2_qga0.sock,server,nowait,id=3Dvm2_qga= 0 - > device virtio-serial \ > + -device virtserialport,chardev=3Dvm2_qga0,name=3Dorg.qemu.guest_agen= t.2 - > daemonize \ > + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -net > nic,vlan=3D2,macaddr=3D00:00:00:08:e8:aa,addr=3D1f -net > user,vlan=3D2,hostfwd=3Dtcp:127.0.0.1:6002-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net \ > + -netdev type=3Dvhost-user,id=3Dnetdev0,chardev=3Dchar0,vhostforce \ > + -device virtio-net-pci,netdev=3Dnetdev0,mac=3D52:54:00:00:00:01,disa= ble- > modern=3Dfalse,mrg_rxbuf=3Don,rx_queue_size=3D1024,tx_queue_size=3D1024 \ > + -vnc :10 > + > +3. On VM, bind virtio net to igb_uio and run testpmd :: > + ./testpmd -c 0x3 -n 3 -- -i \ > + --nb-cores=3D1 --txd=3D1024 --rxd=3D1024 > + testpmd>set fwd mac > + testpmd>start > + > +4. Send packets by packet generator with different packet > sizes(64,128,256,512,1024,1280,1518), show throughput with below command:= : > + > + testpmd>show port stats all > + > +5. Port restart by below command and re-calculate the average througnput= :: > + > + testpmd>stop > + testpmd>clear port stats all > + testpmd>start > + testpmd>show port stats all > + > +Test Case: PVP test with virtio 1.0 normal path > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > =3D=3D=3D=3D=3D=3D > + > +flow: > +TG --> NIC --> Vhost --> Virtio--> Vhost --> NIC --> TG > + > +1. Bind one port to igb_uio, then launch testpmd by below command:: > + > + rm -rf vhost-net* > + ./testpmd -c 0xe -n 4 --socket-mem 1024,1024 \ > + --vdev 'eth_vhost0,iface=3Dvhost-net,queues=3D1' -- \ > + -i --nb-cores=3D1 --txd=3D1024 --rxd=3D1024 > + testpmd>set fwd mac > + testpmd>start > + > +2. Launch VM with 1 virtio, note: we need add "disable-modern=3Dfalse" t= o > enable virtio 1.0:: > + > + qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 2 -m 4096 \ > + -object memory-backend-file,id=3Dmem,size=3D4096M,mem- > path=3D/mnt/huge,share=3Don \ > + -numa node,memdev=3Dmem -mem-prealloc -drive > file=3D/home/osimg/ubuntu16.img \ > + -chardev socket,path=3D/tmp/vm2_qga0.sock,server,nowait,id=3Dvm2_qga= 0 - > device virtio-serial \ > + -device virtserialport,chardev=3Dvm2_qga0,name=3Dorg.qemu.guest_agen= t.2 - > daemonize \ > + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -net > nic,vlan=3D2,macaddr=3D00:00:00:08:e8:aa,addr=3D1f -net > user,vlan=3D2,hostfwd=3Dtcp:127.0.0.1:6002-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net \ > + -netdev type=3Dvhost-user,id=3Dnetdev0,chardev=3Dchar0,vhostforce \ > + -device virtio-net-pci,netdev=3Dnetdev0,mac=3D52:54:00:00:00:01,disa= ble- > modern=3Dfalse,mrg_rxbuf=3Doff,rx_queue_size=3D1024,tx_queue_size=3D1024 = \ > + -vnc :10 > + > +3. On VM, bind virtio net to igb_uio and run testpmd with tx-offloads:: > + ./testpmd -c 0x3 -n 4 -- -i --tx-offloads=3D0x0 --enable-hw-vlan-str= ip\ > + --nb-cores=3D1 --txd=3D1024 --rxd=3D1024 > + testpmd>set fwd mac > + testpmd>start > + > +4. Send packets by packet generator with different packet > sizes(64,128,256,512,1024,1280,1518), show throughput with below command:= : > + > + testpmd>show port stats all > + > +5. Port restart by below command and re-calculate the average througnput= :: > + > + testpmd>stop > + testpmd>clear port stats all > + testpmd>start > + testpmd>show port stats all > + > +Test Case: PVP test with virtio 1.0 vrctor_rx path > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > =3D=3D=3D=3D=3D=3D > + > +flow: > +TG --> NIC --> Vhost --> Virtio--> Vhost --> NIC --> TG > + > +1. Bind one port to igb_uio, then launch testpmd by below command:: > + > + rm -rf vhost-net* > + ./testpmd -c 0xe -n 4 --socket-mem 1024,1024 \ > + --vdev 'eth_vhost0,iface=3Dvhost-net,queues=3D1' -- \ > + -i --nb-cores=3D1 --txd=3D1024 --rxd=3D1024 > + testpmd>set fwd mac > + testpmd>start > + > +2. Launch VM with 1 virtio, note: we need add "disable-modern=3Dfalse" t= o > enable virtio 1.0:: > + > + qemu-system-x86_64 -name vm2 -enable-kvm -cpu host -smp 2 -m 4096 \ > + -object memory-backend-file,id=3Dmem,size=3D4096M,mem- > path=3D/mnt/huge,share=3Don \ > + -numa node,memdev=3Dmem -mem-prealloc -drive > file=3D/home/osimg/ubuntu16.img \ > + -chardev socket,path=3D/tmp/vm2_qga0.sock,server,nowait,id=3Dvm2_qga= 0 - > device virtio-serial \ > + -device virtserialport,chardev=3Dvm2_qga0,name=3Dorg.qemu.guest_agen= t.2 - > daemonize \ > + -monitor unix:/tmp/vm2_monitor.sock,server,nowait -net > nic,vlan=3D2,macaddr=3D00:00:00:08:e8:aa,addr=3D1f -net > user,vlan=3D2,hostfwd=3Dtcp:127.0.0.1:6002-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net \ > + -netdev type=3Dvhost-user,id=3Dnetdev0,chardev=3Dchar0,vhostforce \ > + -device virtio-net-pci,netdev=3Dnetdev0,mac=3D52:54:00:00:00:01,disa= ble- > modern=3Dfalse,mrg_rxbuf=3Doff,rx_queue_size=3D1024,tx_queue_size=3D1024 = \ > + -vnc :10 > + > +3. On VM, bind virtio net to igb_uio and run testpmd without tx-offloads= :: > + ./testpmd -c 0x3 -n 3 -- -i \ > + --nb-cores=3D1 --txd=3D1024 --rxd=3D1024 > + testpmd>set fwd mac > + testpmd>start > + > +4. Send packets by packet generator with different packet > sizes(64,128,256,512,1024,1280,1518), show throughput with below command:= : > + > + testpmd>show port stats all > + > +5. Port restart by below command and re-calculate the average througnput= :: > + > + testpmd>stop > + testpmd>clear port stats all > + testpmd>start > + testpmd>show port stats all > + > -- > 2.17.1