[dts] [PATCH V1] test_plans: add test plan for vhost pvp performance test case based on qemu

Yao, Lei A lei.a.yao at intel.com
Mon Dec 19 08:54:52 CET 2016
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> > +4. On VM1, ensure the same dpdk folder is copied and run testpmd, virtio
> > device is binded to igb_uio, use txqflags=0xf01 :
> 
> Could you please explain a bit why txqflags is 0xf01?
When mergeable is on, txqflag=0xf01 , 0xf00 has the same performance. I will remove this parameter.

> -----Original Message-----
> From: Liu, Yong
> Sent: Monday, December 19, 2016 1:59 PM
> To: Yao, Lei A <lei.a.yao at intel.com>; dts at dpdk.org
> Cc: Yao, Lei A <lei.a.yao at intel.com>
> Subject: RE: [dts] [PATCH V1] test_plans: add test plan for vhost pvp
> performance test case based on qemu
> 
> Lei, few comments as below.
> 
> > -----Original Message-----
> > From: dts [mailto:dts-bounces at dpdk.org] On Behalf Of Yao Lei
> > Sent: Monday, December 19, 2016 1:34 PM
> > To: dts at dpdk.org
> > Cc: Yao, Lei A
> > Subject: [dts] [PATCH V1] test_plans: add test plan for vhost pvp
> > performance test case based on qemu
> >
> > From: lei yao <lei.a.yao at intel.com>
> >
> > Signed-off-by: lei yao <lei.a.yao at intel.com>
> > ---
> >  .../vhost_qemu_pvp_performance_test_plan.rst       | 137
> > +++++++++++++++++++++
> >  1 file changed, 137 insertions(+)
> >  create mode 100644
> test_plans/vhost_qemu_pvp_performance_test_plan.rst
> >
> > diff --git a/test_plans/vhost_qemu_pvp_performance_test_plan.rst
> > b/test_plans/vhost_qemu_pvp_performance_test_plan.rst
> > new file mode 100644
> > index 0000000..182f79a
> > --- /dev/null
> > +++ b/test_plans/vhost_qemu_pvp_performance_test_plan.rst
> > @@ -0,0 +1,137 @@
> > +.. Copyright (c) <2016>, 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.
> > +
> > +===========================================
> > +DPDK Vhost Qemu pvp performance test plan
> > +===========================================
> > +
> > +This test plan will cover the PVP performance test cases based on qemu
> > settings
> > +
> > +Test Case 1: DPDK PVP performance on Mergeable path
> 
> Please keep same capital case, Mergeable should be mergeable.
> 
> >
> +=========================================================
> ============
> > +
> Please keep header line the same length of case's name.
> 
> 
> > +Flow:
> > +TG(Traffic generator) --> NIC --> Vhost --> Virtio--> Vhost--> NIC--> TG
> > +
> > +On host:
> > +
> > +1. first build the vhost-switch sample.
> 
> Should be "First"
> 
> > +
> > +2. Start up vhost-switch, mergeable 0 means the jubmo frame feature is
> > disabled. vm2vm 0 means only one vm without vm2vm communication.
> Use 3core
> > to launch the sample will get the best performance, 2 core will be used
> > for data path, one core is master core for some configuration.::
> > +
> Please keep one line in 79 characters.
> 
> 
> > +    taskset -c 18-20 ./vhost-switch -c 0x1c0000 -n 4 --huge-dir /mnt/huge
> > --socket-mem 1024,1024 -- -p 0x1 --mergeable 0 --vm2vm 0 --socket-
> > file ./vhost-net
> > +
> Same, please keep one line in 79 characters.
> 
> > +
> > +3. Start VM with vhost-user as backend, add 2 virtio devices::
> > +
> > +    taskset -c 22-26 \
> > +    qemu-system-x86_64 -name vm1 \
> > +     -cpu host -enable-kvm -m 2048 -object memory-backend-
> > file,id=mem,size=2048M,mem-path=/mnt/huge,share=on -numa
> node,memdev=mem -
> > mem-prealloc \
> > +     -smp cores=5,sockets=1 -drive file=/home/osimg/f23_liu.img  \
> > +     -chardev socket,id=char0,path=./vhost-net \
> > +     -netdev type=vhost-
> user,id=mynet1,chardev=char0,vhostforce,queues=1
> > \
> > +     -device virtio-net-
> > pci,mac=52:54:00:00:00:01,netdev=mynet1,mrg_rxbuf=on,mq=on \
> > +     -netdev tap,id=ipvm1,ifname=tap4,script=/etc/qemu-ifup -device
> > rtl8139,netdev=ipvm1,id=net0,mac=00:00:00:00:10:01 -vnc :10 -daemonize
> > +
> > +
> > +4. On VM1, ensure the same dpdk folder is copied and run testpmd, virtio
> > device is binded to igb_uio, use txqflags=0xf01 :
> 
> Could you please explain a bit why txqflags is 0xf01?
txqflag=0xf01 , 0xf00 has the same performance. I will remove this parameter.

> 
> 
> > +    ./x86_64-native-linuxapp-gcc/app/testpmd -c 0x3 -n 4 -- -i --
> > txqflags=0xf01
> > +    testpmd>start
> > +
> > +5. Send traffic to virtio device. DEST MAC as virtio1's MAC, VLAN ID as
> > virtio1's VLAN. Measure the Performance.
> > +
> Please give some description about how to strip MAC and vlan.
> 
> > +
> > +Test Case 2: DPDK PVP performance on Normal path
> >
> +=========================================================
> ============
> > +
> > +Flow:
> > +TG(Traffic generator) --> NIC --> Vhost --> Virtio--> Vhost--> NIC--> TG
> > +
> > +On host:
> > +
> > +1. first build the vhost-switch sample.
> > +
> > +2. Start up vhost-switch, mergeable 0 means the jubmo frame feature is
> > disabled. vm2vm 0 means only one vm without vm2vm communication.
> Use 3core
> > to launch the sample will get the best performance, 2 core will be used
> > for data path, one core is master core for some configuration.::
> > +
> > +    taskset -c 18-20 ./vhost-switch -c 0x1c0000 -n 4 --huge-dir /mnt/huge
> > --socket-mem 1024,1024 -- -p 0x1 --mergeable 0 --vm2vm 0 --socket-
> > file ./vhost-net
> > +
> > +
> > +3. Start VM with vhost-user as backend, add 2 virtio devices::
> > +
> > +    taskset -c 22-26 \
> > +    qemu-system-x86_64 -name vm1 \
> > +     -cpu host -enable-kvm -m 2048 -object memory-backend-
> > file,id=mem,size=2048M,mem-path=/mnt/huge,share=on -numa
> node,memdev=mem -
> > mem-prealloc \
> > +     -smp cores=5,sockets=1 -drive file=/home/osimg/f23_liu.img  \
> > +     -chardev socket,id=char0,path=./vhost-net \
> > +     -netdev type=vhost-
> user,id=mynet1,chardev=char0,vhostforce,queues=1
> > \
> > +     -device virtio-net-
> > pci,mac=52:54:00:00:00:01,netdev=mynet1,mrg_rxbuf=off,mq=on \
> > +     -netdev tap,id=ipvm1,ifname=tap4,script=/etc/qemu-ifup -device
> > rtl8139,netdev=ipvm1,id=net0,mac=00:00:00:00:10:01 -vnc :10 -daemonize
> > +
> > +
> > +4. On VM1, ensure the same dpdk folder is copied and run testpmd, virtio
> > device is binded to igb_uio, use txqflags=0xf01 :
> > +    ./x86_64-native-linuxapp-gcc/app/testpmd -c 0x3 -n 4 -- -i --
> > txqflags=0xf00
> > +    testpmd>start
> > +
> > +5. Send traffic to virtio device. DEST MAC as virtio1's MAC, VLAN ID as
> > virtio1's VLAN. Measure the Performance.
> > +
> > +Test Case 3: DPDK PVP performance on Vector path
> >
> +=========================================================
> ============
> > +
> > +Flow:
> > +TG(Traffic generator) --> NIC --> Vhost --> Virtio--> Vhost--> NIC--> TG
> > +
> > +On host:
> > +
> > +1. first build the vhost-switch sample.
> > +
> > +2. Start up vhost-switch, mergeable 0 means the jubmo frame feature is
> > disabled. vm2vm 0 means only one vm without vm2vm communication.
> Use 3core
> > to launch the sample will get the best performance, 2 core will be used
> > for data path, one core is master core for some configuration.::
> > +
> > +    taskset -c 18-20 ./vhost-switch -c 0x1c0000 -n 4 --huge-dir /mnt/huge
> > --socket-mem 1024,1024 -- -p 0x1 --mergeable 0 --vm2vm 0 --socket-
> > file ./vhost-net
> > +
> > +
> > +3. Start VM with vhost-user as backend, add 2 virtio devices::
> > +
> > +    taskset -c 22-26 \
> > +    qemu-system-x86_64 -name vm1 \
> > +     -cpu host -enable-kvm -m 2048 -object memory-backend-
> > file,id=mem,size=2048M,mem-path=/mnt/huge,share=on -numa
> node,memdev=mem -
> > mem-prealloc \
> > +     -smp cores=5,sockets=1 -drive file=/home/osimg/f23_liu.img  \
> > +     -chardev socket,id=char0,path=./vhost-net \
> > +     -netdev type=vhost-
> user,id=mynet1,chardev=char0,vhostforce,queues=1
> > \
> > +     -device virtio-net-
> > pci,mac=52:54:00:00:00:01,netdev=mynet1,mrg_rxbuf=off,mq=on \
> > +     -netdev tap,id=ipvm1,ifname=tap4,script=/etc/qemu-ifup -device
> > rtl8139,netdev=ipvm1,id=net0,mac=00:00:00:00:10:01 -vnc :10 -daemonize
> > +
> > +
> > +4. On VM1, ensure the same dpdk folder is copied and run testpmd, virtio
> > device is binded to igb_uio, use txqflags=0xf01 :
> > +    ./x86_64-native-linuxapp-gcc/app/testpmd -c 0x3 -n 4 -- -i --
> > txqflags=0xf01
> > +    testpmd>start
> > +
> > +5. Send traffic to virtio device. DEST MAC as virtio1's MAC, VLAN ID as
> > virtio1's VLAN. Measure the Performance.
> > --
> > 2.7.4
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