From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 468B2A0567; Fri, 13 Mar 2020 07:37:10 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 0B7BC1BFA5; Fri, 13 Mar 2020 07:37:10 +0100 (CET) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by dpdk.org (Postfix) with ESMTP id 8DF822BE3 for ; Fri, 13 Mar 2020 07:37:07 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 12 Mar 2020 23:37:06 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,547,1574150400"; d="scan'208";a="289941335" Received: from fmsmsx103.amr.corp.intel.com ([10.18.124.201]) by FMSMGA003.fm.intel.com with ESMTP; 12 Mar 2020 23:37:06 -0700 Received: from fmsmsx155.amr.corp.intel.com (10.18.116.71) by FMSMSX103.amr.corp.intel.com (10.18.124.201) with Microsoft SMTP Server (TLS) id 14.3.439.0; Thu, 12 Mar 2020 23:37:06 -0700 Received: from shsmsx151.ccr.corp.intel.com (10.239.6.50) by FMSMSX155.amr.corp.intel.com (10.18.116.71) with Microsoft SMTP Server (TLS) id 14.3.439.0; Thu, 12 Mar 2020 23:37:05 -0700 Received: from shsmsx101.ccr.corp.intel.com ([169.254.1.43]) by SHSMSX151.ccr.corp.intel.com ([169.254.3.201]) with mapi id 14.03.0439.000; Fri, 13 Mar 2020 14:37:04 +0800 From: "Tu, Lijuan" To: "Wang, Yinan" , "dts@dpdk.org" CC: "Wang, Yinan" Thread-Topic: [dts] [PATCH v2] test_plans: add per-patch performance test for vm2vm_virtio_net Thread-Index: AQHV9nYQOF/eq3WfiEW3z+4jKtTCH6hGFqkw Date: Fri, 13 Mar 2020 06:37:04 +0000 Message-ID: <8CE3E05A3F976642AAB0F4675D0AD20E0BBEC810@SHSMSX101.ccr.corp.intel.com> References: <20200309174553.63796-1-yinan.wang@intel.com> In-Reply-To: <20200309174553.63796-1-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: 11.2.0.6 dlp-reaction: no-action 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 v2] test_plans: add per-patch performance test for vm2vm_virtio_net 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: , Errors-To: dts-bounces@dpdk.org Sender: "dts" Applied, thanks > -----Original Message----- > From: dts [mailto:dts-bounces@dpdk.org] On Behalf Of Yinan > Sent: Tuesday, March 10, 2020 1:46 AM > To: dts@dpdk.org > Cc: Wang, Yinan > Subject: [dts] [PATCH v2] test_plans: add per-patch performance test for > vm2vm_virtio_net >=20 > From: Wang Yinan >=20 > Signed-off-by: Wang Yinan > --- > .../perf_vm2vm_virtio_net_perf_test_plan.rst | 251 ++++++++++++++++++ > 1 file changed, 251 insertions(+) > create mode 100644 test_plans/perf_vm2vm_virtio_net_perf_test_plan.rst >=20 > diff --git a/test_plans/perf_vm2vm_virtio_net_perf_test_plan.rst > b/test_plans/perf_vm2vm_virtio_net_perf_test_plan.rst > new file mode 100644 > index 0000000..60e7abd > --- /dev/null > +++ b/test_plans/perf_vm2vm_virtio_net_perf_test_plan.rst > @@ -0,0 +1,251 @@ > +.. 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 forim 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 > +perf vm2vm vhost-user/virtio-net test plan > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > + > +Description > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > + > +This test plan test vhost tx offload (TSO) function by verifing the > +TSO/cksum in the TCP/IP stack enabled environment with vm2vm split ring > +and packed ring vhost-user/virtio-net mergeable path. For packed virtque= ue > virtio-net test, need qemu version > 4.2.0 and VM kernel version > v5.1. > + > +Test flow > +=3D=3D=3D=3D=3D=3D=3D=3D=3D > + > +Virtio-net <-> Vhost <-> Testpmd <-> Vhost <-> Virtio-net > + > +Test Case 1: Perf VM2VM split ring vhost-user/virtio-net test with tcp > +traffic > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > =3D=3D=3D=3D=3D=3D=3D=3D > +=3D=3D=3D=3D=3D=3D=3D > + > +1. Launch the Vhost sample by below commands:: > + > + rm -rf vhost-net* > + ./testpmd -l 2-4 -n 4 --no-pci --file-prefix=3Dvhost --vdev > 'net_vhost0,iface=3Dvhost-net0,queues=3D1' \ > + --vdev 'net_vhost1,iface=3Dvhost-net1,queues=3D1' -- -i --nb-cores= =3D2 -- > txd=3D1024 --rxd=3D1024 > + testpmd>start > + > +2. Launch VM1 and VM2:: > + > + taskset -c 13 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host - > smp 1 -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 -device > e1000,netdev=3Dnttsip1 \ > + -netdev user,id=3Dnttsip1,hostfwd=3Dtcp:127.0.0.1:6002-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net0 \ > + -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,csum=3D > + on,guest_csum=3Don,host_tso4=3Don,guest_tso4=3Don,guest_ecn=3Don -vnc := 10 > + > + taskset -c 15 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host - > smp 1 -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/ubuntu16-2.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 -device > e1000,netdev=3Dnttsip1 \ > + -netdev user,id=3Dnttsip1,hostfwd=3Dtcp:127.0.0.1:6003-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net1 \ > + -netdev type=3Dvhost-user,id=3Dnetdev0,chardev=3Dchar0,vhostforce \ > + -device > + virtio-net- > pci,netdev=3Dnetdev0,mac=3D52:54:00:00:00:02,mrg_rxbuf=3Don,csum=3D > + on,guest_csum=3Don,host_tso4=3Don,guest_tso4=3Don,guest_ecn=3Don -vnc := 12 > + > +3. 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 > + > +4. 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 > + > +5. Check the iperf performance between two VMs by below commands:: > + > + Under VM1, run: `iperf -s -i 1` > + Under VM2, run: `iperf -c 1.1.1.2 -i 1 -t 60` > + > +6. Check iperf throughput can get expected data. > + > +Test Case 2: Perf VM2VM split ring vhost-user/virtio-net dequeue > +zero-copy test with tcp traffic > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > =3D=3D=3D=3D=3D=3D=3D=3D > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D > + > +1. Launch the Vhost sample by below commands:: > + > + rm -rf vhost-net* > + ./testpmd -l 2-4 -n 4 --no-pci --file-prefix=3Dvhost --vdev > 'net_vhost0,iface=3Dvhost-net0,queues=3D1,dequeue-zero-copy=3D1' \ > + --vdev 'net_vhost1,iface=3Dvhost-net1,queues=3D1,dequeue-zero-copy= =3D1' -- -i > --nb-cores=3D2 --txd=3D1024 --rxd=3D1024 > + testpmd>start > + > +2. Launch VM1 and VM2:: > + > + taskset -c 13 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host - > smp 1 -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 -device > e1000,netdev=3Dnttsip1 \ > + -netdev user,id=3Dnttsip1,hostfwd=3Dtcp:127.0.0.1:6002-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net0 \ > + -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,csum=3D > + on,guest_csum=3Don,host_tso4=3Don,guest_tso4=3Don,guest_ecn=3Don -vnc := 10 > + > + taskset -c 15 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host - > smp 1 -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/ubuntu16-2.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 -device > e1000,netdev=3Dnttsip1 \ > + -netdev user,id=3Dnttsip1,hostfwd=3Dtcp:127.0.0.1:6003-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net1 \ > + -netdev type=3Dvhost-user,id=3Dnetdev0,chardev=3Dchar0,vhostforce \ > + -device > + virtio-net- > pci,netdev=3Dnetdev0,mac=3D52:54:00:00:00:02,mrg_rxbuf=3Don,csum=3D > + on,guest_csum=3Don,host_tso4=3Don,guest_tso4=3Don,guest_ecn=3Don -vnc := 12 > + > +3. 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 > + > +4. 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 > + > +5. Check the iperf performance between two VMs by below commands:: > + > + Under VM1, run: `iperf -s -i 1` > + Under VM2, run: `iperf -c 1.1.1.2 -i 1 -t 60` > + > +6. Check iperf throughput can get expected data. > + > +Test Case 3: Perf VM2VM packed ring vhost-user/virtio-net test with tcp > +traffic > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > =3D=3D=3D=3D=3D=3D=3D=3D > +=3D=3D=3D=3D=3D=3D=3D=3D > + > +1. Launch the Vhost sample by below commands:: > + > + rm -rf vhost-net* > + ./testpmd -l 2-4 -n 4 --no-pci --file-prefix=3Dvhost --vdev > 'net_vhost0,iface=3Dvhost-net0,queues=3D1' \ > + --vdev 'net_vhost1,iface=3Dvhost-net1,queues=3D1' -- -i --nb-cores= =3D2 -- > txd=3D1024 --rxd=3D1024 > + testpmd>start > + > +2. Launch VM1 and VM2:: > + > + taskset -c 13 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host - > smp 1 -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 -device > e1000,netdev=3Dnttsip1 \ > + -netdev user,id=3Dnttsip1,hostfwd=3Dtcp:127.0.0.1:6002-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net0 \ > + -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,csum=3D > + on,guest_csum=3Don,host_tso4=3Don,guest_tso4=3Don,guest_ecn=3Don,packed= =3Don > + -vnc :10 > + > + taskset -c 15 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host - > smp 1 -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/ubuntu16-2.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 -device > e1000,netdev=3Dnttsip1 \ > + -netdev user,id=3Dnttsip1,hostfwd=3Dtcp:127.0.0.1:6003-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net1 \ > + -netdev type=3Dvhost-user,id=3Dnetdev0,chardev=3Dchar0,vhostforce \ > + -device > + virtio-net- > pci,netdev=3Dnetdev0,mac=3D52:54:00:00:00:02,mrg_rxbuf=3Don,csum=3D > + on,guest_csum=3Don,host_tso4=3Don,guest_tso4=3Don,guest_ecn=3Don,packed= =3Don > + -vnc :12 > + > +3. On VM1, set virtio device IP and run arp protocal:: > + > + ifconfig ens3 1.1.1.2 > + arp -s 1.1.1.8 52:54:00:00:00:02 > + > +4. On VM2, set virtio device IP and run arp protocal:: > + > + ifconfig ens3 1.1.1.8 > + arp -s 1.1.1.2 52:54:00:00:00:01 > + > +5. Check the iperf performance between two VMs by below commands:: > + > + Under VM1, run: `iperf -s -i 1` > + Under VM2, run: `iperf -c 1.1.1.2 -i 1 -t 60` > + > +6. Check iperf throughput can get expected data. > + > +Test Case 4: Perf VM2VM packed ring vhost-user/virtio-net dequeue > +zero-copy test with tcp traffic > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > =3D=3D=3D=3D=3D=3D=3D=3D > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D > + > +1. Launch the Vhost sample by below commands:: > + > + rm -rf vhost-net* > + ./testpmd -l 2-4 -n 4 --no-pci --file-prefix=3Dvhost --vdev > 'net_vhost0,iface=3Dvhost-net0,queues=3D1,dequeue-zero-copy=3D1' \ > + --vdev 'net_vhost1,iface=3Dvhost-net1,queues=3D1,dequeue-zero-copy= =3D1' -- -i > --nb-cores=3D2 --txd=3D1024 --rxd=3D1024 > + testpmd>start > + > +2. Launch VM1 and VM2:: > + > + taskset -c 13 qemu-system-x86_64 -name vm1 -enable-kvm -cpu host - > smp 1 -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 -device > e1000,netdev=3Dnttsip1 \ > + -netdev user,id=3Dnttsip1,hostfwd=3Dtcp:127.0.0.1:6002-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net0 \ > + -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,csum=3D > + on,guest_csum=3Don,host_tso4=3Don,guest_tso4=3Don,guest_ecn=3Don,packed= =3Don > + -vnc :10 > + > + taskset -c 15 qemu-system-x86_64 -name vm2 -enable-kvm -cpu host - > smp 1 -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/ubuntu16-2.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 -device > e1000,netdev=3Dnttsip1 \ > + -netdev user,id=3Dnttsip1,hostfwd=3Dtcp:127.0.0.1:6003-:22 \ > + -chardev socket,id=3Dchar0,path=3D./vhost-net1 \ > + -netdev type=3Dvhost-user,id=3Dnetdev0,chardev=3Dchar0,vhostforce \ > + -device > + virtio-net- > pci,netdev=3Dnetdev0,mac=3D52:54:00:00:00:02,mrg_rxbuf=3Don,csum=3D > + on,guest_csum=3Don,host_tso4=3Don,guest_tso4=3Don,guest_ecn=3Don,packed= =3Don > + -vnc :12 > + > +3. On VM1, set virtio device IP and run arp protocal:: > + > + ifconfig ens3 1.1.1.2 > + arp -s 1.1.1.8 52:54:00:00:00:02 > + > +4. On VM2, set virtio device IP and run arp protocal:: > + > + ifconfig ens3 1.1.1.8 > + arp -s 1.1.1.2 52:54:00:00:00:01 > + > +5. Check the iperf performance between two VMs by below commands:: > + > + Under VM1, run: `iperf -s -i 1` > + Under VM2, run: `iperf -c 1.1.1.2 -i 1 -t 60` > + > +6. Check iperf throughput can get expected data. > \ No newline at end of file > -- > 2.17.1