From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id 89CF1968 for ; Fri, 23 Jun 2017 19:17:51 +0200 (CEST) Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 23 Jun 2017 10:17:50 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.39,379,1493708400"; d="scan'208";a="118117363" Received: from fmsmsx103.amr.corp.intel.com ([10.18.124.201]) by fmsmga005.fm.intel.com with ESMTP; 23 Jun 2017 10:17:50 -0700 Received: from fmsmsx154.amr.corp.intel.com (10.18.116.70) by FMSMSX103.amr.corp.intel.com (10.18.124.201) with Microsoft SMTP Server (TLS) id 14.3.319.2; Fri, 23 Jun 2017 10:17:50 -0700 Received: from shsmsx151.ccr.corp.intel.com (10.239.6.50) by FMSMSX154.amr.corp.intel.com (10.18.116.70) with Microsoft SMTP Server (TLS) id 14.3.319.2; Fri, 23 Jun 2017 10:17:49 -0700 Received: from shsmsx103.ccr.corp.intel.com ([169.254.4.116]) by SHSMSX151.ccr.corp.intel.com ([169.254.3.56]) with mapi id 14.03.0319.002; Sat, 24 Jun 2017 01:17:46 +0800 From: "Liu, Yong" To: "Tu, LijuanX A" , "dts@dpdk.org" CC: "Tu, LijuanX A" Thread-Topic: [dts] [PATCH V1 1/2] multiple_pthread: Add test plan Thread-Index: AQHS5l0j7yAdwvDcHkCQxkJnd7i9S6Iyu5vw Date: Fri, 23 Jun 2017 17:17:45 +0000 Message-ID: <86228AFD5BCD8E4EBFD2B90117B5E81E62E0D4B9@SHSMSX103.ccr.corp.intel.com> References: <1497589130-7175-1-git-send-email-lijuanx.a.tu@intel.com> In-Reply-To: <1497589130-7175-1-git-send-email-lijuanx.a.tu@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: 10.0.102.7 dlp-reaction: no-action x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dts] [PATCH V1 1/2] multiple_pthread: Add test plan 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: Fri, 23 Jun 2017 17:17:52 -0000 Lijuan, some comments below. > -----Original Message----- > From: dts [mailto:dts-bounces@dpdk.org] On Behalf Of Lijuan Tu > Sent: Thursday, June 15, 2017 9:59 PM > To: dts@dpdk.org > Cc: Tu, LijuanX A > Subject: [dts] [PATCH V1 1/2] multiple_pthread: Add test plan >=20 > Signed-off-by: Lijuan Tu > --- > test_plans/multiple_pthread_test_plan.rst | 151 > ++++++++++++++++++++++++++++++ > 1 file changed, 151 insertions(+) > create mode 100644 test_plans/multiple_pthread_test_plan.rst >=20 > diff --git a/test_plans/multiple_pthread_test_plan.rst > b/test_plans/multiple_pthread_test_plan.rst > new file mode 100644 > index 0000000..4de4643 > --- /dev/null > +++ b/test_plans/multiple_pthread_test_plan.rst > @@ -0,0 +1,151 @@ > +.. Copyright (c) < 2017 >, 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 > +Multiple Pthread Test > +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > + > + > +Description > +----------- > + > +This test is a basic multiple pthread test which demonstrates the basics > +of control group. Cgroup is a Linux kernel feature that limits, accounts > +for and isolates the resource usage, like CPU, memory, disk I/O, network= , > +etc of a collection of processes. Now, it's focus on the CPU usage. > + > +Prerequisites > +------------- > +Support igb_uio driver, kernel is 3.11+. > +Use "modeprobe uio" "modprobe igb_uio" and then > +use "./tools/dpdk_nic_bind.py --bind=3Digb_uio device_bus_id" to bind th= e > ports. > + > +Assuming that an Intel=EF=BF=BD DPDK build has been set up and the testp= md > +applications have been built. > + > +Os required: Linux and FreeBSD > + > +Test Case 1: Basic operation > +---------------------------- > + > +To run the application, start the testpmd with the lcoress all running > with > +threads and also the unique core assigned, command as follows:: > + > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'0@8,(4-5)@9' -n= 4 > -- -i --portmask=3D0xc > + EAL: Master lcore 0 is ready (tid=3Dffd4900;cpuset=3D[8]) > + EAL: lcore 4 is ready (tid=3D873e7700;cpuset=3D[9]) > + EAL: lcore 5 is ready (tid=3D873e7700;cpuset=3D[9]) > + > +To check the output, we shall make sure the lcore are init on the correc= t > cpu. > +e.g. Duing INIT log we can found below: > + > +The process should start successfully and display a command prompt as > follows:: > + > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'0@8,(4-5)@9' -n= 4 > -- -i --portmask=3D0xc > + Checking link statuses... > + Port 0 Link Up - speed 10000 Mbps - full-duplex > + Port 1 Link Up - speed 10000 Mbps - full-duplex > + Done > + > +Start the packet forwarding as follows:: > + > + testpmd>set fwd mac > + > +Before running the test, make sure the core is a unique one otherwise, > +the throughput will be floating on different cores, > +another thing is to make sure all the logic cores are running, command a= s > follows:: > + > + testpmd>set corelist 4,5 > + > +Pay attention that set corelist need to be configured before start, > +otherwise, it will not work:: > + > + testpmd>start > + testpmd>show config fwd > + > +Using the command to find the threads that's running, as follows:: > + > + ps -C testpmd -L -opid,tid,%cpu,psr,args > + > +Result as follows: > + > + PID TID %CPU PSR COMMAND > + 179459 179459 0.2 8 ./x86_64-native-linuxapp-gcc/app/testpmd -- > lcores=3D0 at 8,(4-5)@9 -n 4 -- -i --portmask=3D0xc > + 179459 179460 0.0 21 ./x86_64-native-linuxapp-gcc/app/testpmd -- > lcores=3D0 at 8,(4-5)@9 -n 4 -- -i --portmask=3D0xc > + 179461 0.0 21 ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D= 0 > at 8,(4-5)@9 -n 4 -- -i --portmask=3D0xc > + 179459 179462 80.4 9 ./x86_64-native-linuxapp-gcc/app/testpmd -- > lcores=3D0 at 8,(4-5)@9 -n 4 -- -i --portmask=3D0xc > + 179459 179463 0.0 9 ./x86_64-native-linuxapp-gcc/app/testpmd -- > lcores=3D0 at 8,(4-5)@9 -n 4 -- -i --portmask=3D0xc > + > +You will see that there are two threads running on core 9. > +The last 2 threads are running threads, their TID will be assigned to th= e > tasks in the folder thread0. > + > + cd /sys/fs/cgroup/cpu/dpdk/thread0 > + echo 179462 > tasks > + echo 179463 > tasks > + > +Assgined the percentage of cpu these two threads occupy as follows: > + Typo issue here, "assigned" should be "assigned". > + echo 10000 > cpu.cfs_quota_us > + > +This means the two threads will totally occupy 10% of the CPU and each 5= %. > + > + > +Test Case 2: Positive Test > +-------------------------- > + Please add some description of these settings. > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'0 at 8,(4-5)@(8= - > 11)' -n 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst= =3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'1,2@(0-4,6),(3- > 4,6)@5,(7,8)' -n 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01= -- > txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd -- > lcores=3D'(0,CONFIG_RTE_MAX_LCORE-1)@(4,5)' -n 4 -- -i --txfreet=3D32 -- > rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'(0,64-66)@(4,5)= ' - > n 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'2-5,6,7-9' -n 4= -- > -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'2, (3-5)@ 3' -n= 4 > -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'(0,7-4)@(4,5)' = -n > 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + > +Test Case 3: Negative Test > +-------------------------- > + > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'(0-,4-7)@(4,5)'= -n > 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'(-1,4-7)@(4,5)'= -n > 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'(0,4-7-9)@(4,5)= ' - > n 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'(0,abcd)@(4,5)'= -n > 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'(0,4-7)@(1-,5)'= -n > 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'(0,4-7)@(-1,5)'= -n > 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'(0,4-7)@(4,5-8-= 9)' > -n 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'(0,4-7)@(abc,5)= ' - > n 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'(0,4-7)@(4,xyz)= ' - > n 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'(0,4-7)=3D(8,9)= ' -n > 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'2,3 at 4,(0- > 1,,4))' -n 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txr= st=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'[0-,4-7]@(4,5)'= -n > 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'(0-,4-7)@[4,5]'= -n > 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'3-4 at 3,2 at 5= -6' > -n 4 -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'2,,3''2--3' -n = 4 - > - -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > + ./x86_64-native-linuxapp-gcc/app/testpmd --lcores=3D'2,,,3''2--3' -n= 4 > -- -i --txfreet=3D32 --rxfreet=3D32 --txqflags=3D0xf01 --txrst=3D32 > -- > 2.5.0