From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by dpdk.org (Postfix) with ESMTP id 7A05A2A5D for ; Tue, 22 Nov 2016 07:38:08 +0100 (CET) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga105.jf.intel.com with ESMTP; 21 Nov 2016 22:38:07 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.31,531,1473145200"; d="scan'208";a="7766973" Received: from unknown (HELO dpdk-fedora20.icx.intel.com) ([10.240.176.135]) by orsmga002.jf.intel.com with ESMTP; 21 Nov 2016 22:38:06 -0800 From: "xu,gang" To: dts@dpdk.org Cc: "xu,gang" Date: Tue, 22 Nov 2016 14:39:17 +0800 Message-Id: <1479796757-9703-4-git-send-email-gangx.xu@intel.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1479796757-9703-1-git-send-email-gangx.xu@intel.com> References: <1479796757-9703-1-git-send-email-gangx.xu@intel.com> Subject: [dts] [PATCH V2] add test suite packet ordering 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: Tue, 22 Nov 2016 06:38:09 -0000 Signed-off-by: xu,gang --- test_plans/packet_ordering_test_plan.rst | 75 ++++++++++++++++++++ tests/TestSuite_packet_ordering.py | 114 +++++++++++++++++++++++++++++++ 2 files changed, 189 insertions(+) create mode 100644 test_plans/packet_ordering_test_plan.rst create mode 100644 tests/TestSuite_packet_ordering.py diff --git a/test_plans/packet_ordering_test_plan.rst b/test_plans/packet_ordering_test_plan.rst new file mode 100644 index 0000000..efe3304 --- /dev/null +++ b/test_plans/packet_ordering_test_plan.rst @@ -0,0 +1,75 @@ +.. BSD LICENSE + Copyright(c) 2015 Intel Corporation. All rights reserved. + 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. + +Packet Ordering Application +============================ + +The Packet Ordering sample app simply shows the impact of reordering a stream. +It's meant to stress the library with different configurations for performance. + +Overview +-------- + +The application uses at least three CPU cores: + +* RX core (maser core) receives traffic from the NIC ports and feeds Worker + cores with traffic through SW queues. + +* Worker core (slave core) basically do some light work on the packet. + Currently it modifies the output port of the packet for configurations with + more than one port enabled. + +* TX Core (slave core) receives traffic from Worker cores through software queues, + inserts out-of-order packets into reorder buffer, extracts ordered packets + from the reorder buffer and sends them to the NIC ports for transmission. +case test_packet_ordering +--------------------------- +Compiling the Application + +The application execution command line is: + +.. code-block:: console + + ./packet_ordering [EAL options] -- -p PORTMASK [--disable-reorder] + +The -c EAL CPU_COREMASK option has to contain at least 3 CPU cores. +The first CPU core in the core mask is the master core and would be assigned to +RX core, the last to TX core and the rest to Worker cores. + +The PORTMASK parameter must contain either 1 or even enabled port numbers. +When setting more than 1 port, traffic would be forwarded in pairs. +For example, if we enable 4 ports, traffic from port 0 to 1 and from 1 to 0, +then the other pair from 2 to 3 and from 3 to 2, having [0,1] and [2,3] pairs. + +The disable-reorder long option does, as its name implies, disable the reordering +of traffic, which should help evaluate reordering performance impact. + +check:: + change the number of cpu core,check the work normal diff --git a/tests/TestSuite_packet_ordering.py b/tests/TestSuite_packet_ordering.py new file mode 100644 index 0000000..3793818 --- /dev/null +++ b/tests/TestSuite_packet_ordering.py @@ -0,0 +1,114 @@ +#BSD LICENSE +# +# Copyright(c) 2010-2016 Intel Corporation. All rights reserved. +# 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 Test suite. +Test packet ordering. +""" + +import string +import time +import re +from test_case import TestCase +from plotting import Plotting +from settings import HEADER_SIZE +from etgen import IxiaPacketGenerator +from packet import Packet, sniff_packets, load_sniff_packets +import utils +class TestPacketOrdering(TestCase): + + def set_up_all(self): + """ + Run at the start of each test suite. + """ + self.dut_ports = self.dut.get_ports(self.nic) + self.verify(len(self.dut_ports) >= 2, "Insufficient ports") + self.path = "./examples/packet_ordering/build/packet_ordering" + self.portmask = utils.create_mask(self.dut_ports) + + # build sample app + out = self.dut.build_dpdk_apps("./examples/packet_ordering") + self.verify("Error" not in out, "compilation error 1") + self.verify("No such file" not in out, "compilation error 2") + + def set_up(self): + """ + Run before each test case. + """ + pass + + + def test_packet_ordering(self): + """ + test packet ordering on different core + """ + for i in range(1,3): + cores = self.dut.get_core_list("1S/%sC/1T" % i) + coremask = utils.create_mask(cores) + cmd = self.path + " -c %s -n %d -- -p %s" % (coremask, self.dut.get_memory_channels(), self.portmask) + out = self.dut.send_expect(cmd,"# ",60) + self.verify("Error" in out, "Wrong: can error package") + for i in range(3,19): + cores = self.dut.get_core_list("1S/%sC/1T" % i) + coremask = utils.create_mask(cores) + cmd = self.path + " -c %s -n %d -- -p %s" % (coremask,self.dut.get_memory_channels(), self.portmask) + self.dut.send_expect(cmd,"send_thread()",60) + self.scapy_send_package() + out = self.dut.send_expect("^C","# ",50) + packet = re.search(" - Pkts rxd:\s*(\d*)",out) + sum_packet = packet.group(1) + self.verify("1" == sum_packet, "Wrong: can error package") + + def scapy_send_package(self): + """ + Send a packet to port + """ + self.dmac = self.dut.get_mac_address(self.dut_ports[0]) + txport = self.tester.get_local_port(self.dut_ports[0]) + self.txItf = self.tester.get_interface(txport) + pkt = Packet(pkt_type='UDP') + pkt.config_layer('ether', {'dst': self.dmac,}) + pkt.send_pkt(tx_port=self.txItf) + + def tear_down(self): + """ + Run after each test case. + """ + pass + + def tear_down_all(self): + """ + Run after each test suite. + """ + self.dut.kill_all() + time.sleep(2) + -- 1.9.3