From: Wang Yinan <yinan.wang@intel.com> Signed-off-by: Wang Yinan <yinan.wang@intel.com> --- conf/perf_virtio_user_loopback.cfg | 7 + tests/TestSuite_perf_virtio_user_loopback.py | 433 +++++++++++++++++++ 2 files changed, 440 insertions(+) create mode 100644 conf/perf_virtio_user_loopback.cfg create mode 100644 tests/TestSuite_perf_virtio_user_loopback.py diff --git a/conf/perf_virtio_user_loopback.cfg b/conf/perf_virtio_user_loopback.cfg new file mode 100644 index 0000000..ff4290a --- /dev/null +++ b/conf/perf_virtio_user_loopback.cfg @@ -0,0 +1,7 @@ +[suite] +update_expected = True +test_parameters = {64: [1024], 1518: [1024]} +test_duration = 60 +accepted_tolerance = 1 +expected_throughput = {'split_ring_inorder_non-mergeable': {64: {1024: 0.00}, 1518: {1024: 0.00}}, 'split_ring_inorder_mergeable': {64: {1024: 0.00}, 1518: {1024: 0.00}}, 'split_ring_mergeable': {64: {1024: 0.00}, 1518: {1024: 0.00}}, 'split_ring_vector_rx': {64: {1024: 0.00}, 1518: {1024: 0.00}}, 'packed_ring_non-mergeable': {64: {1024: 0.00}, 1518: {1024: 0.00}}, 'packed_ring_inorder_non-mergeable': {64: {1024: 0.00}, 1518: {1024: 0.00}}, 'packed_ring_inorder_mergeable': {64: {1024: 0.00}, 1518: {1024: 0.00}}, 'packed_ring_mergeable': {64: {1024: 0.00}, 1518: {1024: 0.00}}, 'split_ring_non-mergeable': {64: {1024: 0.00}, 1518: {1024: 0.00}}} + diff --git a/tests/TestSuite_perf_virtio_user_loopback.py b/tests/TestSuite_perf_virtio_user_loopback.py new file mode 100644 index 0000000..a27b049 --- /dev/null +++ b/tests/TestSuite_perf_virtio_user_loopback.py @@ -0,0 +1,433 @@ +# BSD LICENSE +# +# Copyright(c) 2019-2020 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 vhost/virtio-user loopback multi-queues on 9 tx/rx path. +Includes split ring mergeable, non-mergeable, Vector_RX, Inorder mergeable, +Inorder non-mergeable, packed ring mergeable, non-mergeable, inorder mergeable, +inorder non-mergeable Path. +""" + +import utils +import time +import re +import json +import rst +import os +from copy import deepcopy +from test_case import TestCase +from settings import UPDATE_EXPECTED, load_global_setting + + +class TestPerfVirtioUserLoopback(TestCase): + + def set_up_all(self): + """ + Run at the start of each test suite. + """ + self.frame_sizes = [64, 1518] + self.nb_ports = 1 + self.nb_cores = 1 + self.queue_number = 1 + cores_num = len(set([int(core['socket']) for core in self.dut.cores])) + # set diff arg about mem_socket base on socket number + self.socket_mem = ','.join(['1024']*cores_num) + self.core_config = "1S/4C/1T" + self.verify(len(self.core_config) >= 4, + "There has not enought cores to test this suite") + self.core_list = self.dut.get_core_list(self.core_config) + self.core_list_user = self.core_list[0:2] + self.core_list_host = self.core_list[2:4] + + self.vhost = self.dut.new_session(suite="vhost") + self.virtio_user = self.dut.new_session(suite="virtio-user") + self.save_result_flag = True + + def set_up(self): + """ + Run before each test case. + It's more convenient to load suite configuration here than + set_up_all in debug mode. + """ + self.dut.send_expect('rm ./vhost-net*', '# ') + # test parameters include: frames size, descriptor numbers + self.test_parameters = self.get_suite_cfg()['test_parameters'] + + # traffic duraion in second + self.test_duration = self.get_suite_cfg()['test_duration'] + + # initilize throughput attribution + # {'$framesize':{"$nb_desc": 'throughput'} + self.throughput = {} + + # Accepted tolerance in Mpps + self.gap = self.get_suite_cfg()['accepted_tolerance'] + + # header to print test result table + self.table_header = ['Frame Size', 'TXD/RXD', 'Throughput', 'Rate', + 'Expected Throughput', 'Throughput Difference'] + self.test_result = {} + # get the frame_sizes from cfg file + if 'packet_sizes' in self.get_suite_cfg(): + self.frame_sizes = self.get_suite_cfg()['packet_sizes'] + + def start_vhost_testpmd(self, nb_desc): + """ + start testpmd on vhost + """ + eal_params = self.dut.create_eal_parameters(cores=self.core_list_host, + no_pci=True, prefix='vhost') + command_line_client = self.dut.target + "/app/testpmd %s " + \ + "--socket-mem %s --legacy-mem --vdev " + \ + "'net_vhost0,iface=vhost-net,queues=%d' -- -i --nb-cores=%d " + \ + "--rxq=%d --txq=%d --txd=%d --rxd=%d" + command_line_client = command_line_client % ( + eal_params, self.socket_mem, self.queue_number, + self.nb_cores, self.queue_number, self.queue_number, + nb_desc, nb_desc) + self.vhost.send_expect(command_line_client, "testpmd> ", 120) + self.vhost.send_expect("set fwd mac", "testpmd> ", 120) + + def start_virtio_testpmd(self, nb_desc, args): + """ + start testpmd on virtio + """ + eal_params = self.dut.create_eal_parameters(cores=self.core_list_user, + no_pci=True, prefix='virtio') + command_line_user = self.dut.target + "/app/testpmd %s " + \ + " --socket-mem %s --legacy-mem " + \ + "--vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-net,queues=%d,%s " + \ + "-- -i %s --rss-ip --nb-cores=%d --rxq=%d --txq=%d --txd=%d --rxd=%d" + command_line_user = command_line_user % ( + eal_params, self.socket_mem, + self.queue_number, args["version"], args["path"], self.nb_cores, + self.queue_number, self.queue_number, nb_desc, nb_desc) + self.virtio_user.send_expect(command_line_user, "testpmd> ", 120) + self.virtio_user.send_expect("set fwd mac", "testpmd> ", 120) + self.virtio_user.send_expect("start", "testpmd> ", 120) + + def calculate_avg_throughput(self): + """ + calculate the average throughput + """ + results = 0.0 + results_row = [] + for i in range(10): + out = self.vhost.send_expect("show port stats all", "testpmd>", 60) + time.sleep(5) + lines = re.search("Rx-pps:\s*(\d*)", out) + result = lines.group(1) + results += float(result) + Mpps = results / (1000000 * 10) + self.verify(Mpps > 0, "port can not receive packets") + return Mpps + + def send_and_verify(self, nb_desc, case_info): + """ + start to send packets and calculate avg throughput + """ + for frame_size in self.frame_sizes: + self.throughput[frame_size] = dict() + self.vhost.send_expect("set txpkts %d" % frame_size, "testpmd> ", 30) + self.vhost.send_expect("start tx_first 32", "testpmd> ", 30) + Mpps = self.calculate_avg_throughput() + self.verify(Mpps > 0, "%s can not receive packets of frame size %d" % (self.running_case, frame_size)) + self.throughput[frame_size][nb_desc] = Mpps + self.logger.info("Trouthput of " + + "framesize: {}, rxd/txd: {} is :{} Mpps".format( + frame_size, nb_desc, Mpps)) + self.vhost.send_expect("stop", "testpmd> ", 60) + + def close_all_testpmd(self): + """ + close all testpmd of vhost and virtio + """ + self.vhost.send_expect("quit", "#", 60) + self.virtio_user.send_expect("quit", "#", 60) + + def close_all_session(self): + """ + close all session of vhost and vhost-user + """ + self.dut.close_session(self.vhost) + self.dut.close_session(self.virtio_user) + + def handle_expected(self): + """ + Update expected numbers to configurate file: conf/$suite_name.cfg + """ + if load_global_setting(UPDATE_EXPECTED) == "yes": + for frame_size in self.test_parameters.keys(): + for nb_desc in self.test_parameters[frame_size]: + self.expected_throughput[frame_size][nb_desc] = round(self.throughput[frame_size][nb_desc],3) + + def handle_results(self): + """ + results handled process: + 1, save to self.test_results + 2, create test results table + 3, save to json file for Open Lab + """ + header = self.table_header + for frame_size in self.test_parameters.keys(): + wirespeed = self.wirespeed(self.nic, frame_size, self.nb_ports) + ret_datas = {} + for nb_desc in self.test_parameters[frame_size]: + ret_data = {} + ret_data[header[0]] = frame_size + ret_data[header[1]] = nb_desc + ret_data[header[2]] = "{:.3f} Mpps".format( + self.throughput[frame_size][nb_desc]) + ret_data[header[3]] = "{:.3f}%".format( + self.throughput[frame_size][nb_desc] * 100 / wirespeed) + ret_data[header[4]] = "{:.3f} Mpps".format( + self.expected_throughput[frame_size][nb_desc]) + ret_data[header[5]] = "{:.3f} Mpps".format( + self.throughput[frame_size][nb_desc] - + self.expected_throughput[frame_size][nb_desc]) + ret_datas[nb_desc] = deepcopy(ret_data) + self.test_result[frame_size] = deepcopy(ret_datas) + # Create test results table + self.result_table_create(header) + for frame_size in self.test_parameters.keys(): + for nb_desc in self.test_parameters[frame_size]: + table_row = list() + for i in range(len(header)): + table_row.append( + self.test_result[frame_size][nb_desc][header[i]]) + self.result_table_add(table_row) + # present test results to screen + self.result_table_print() + # save test results as a file + if self.save_result_flag: + self.save_result(self.test_result) + + def save_result(self, data): + ''' + Saves the test results as a separated file named with + self.nic+_single_core_perf.json in output folder + if self.save_result_flag is True + ''' + json_obj = dict() + case_name = self.running_case + json_obj[case_name] = list() + status_result = [] + for frame_size in self.test_parameters.keys(): + for nb_desc in self.test_parameters[frame_size]: + row_in = self.test_result[frame_size][nb_desc] + row_dict0 = dict() + row_dict0['performance'] = list() + row_dict0['parameters'] = list() + row_dict0['parameters'] = list() + result_throughput = float(row_in['Throughput'].split()[0]) + expected_throughput = float(row_in['Expected Throughput'].split()[0]) + # delta value and accepted tolerance in percentage + delta = result_throughput - expected_throughput + gap = expected_throughput * -self.gap * 0.01 + delta=float(delta) + gap=float(gap) + self.logger.info("Accept tolerance of %d are (Mpps) %f" %(frame_size, gap)) + self.logger.info("Throughput Difference of %d are (Mpps) %f" %(frame_size, delta)) + if result_throughput > expected_throughput + gap: + row_dict0['status'] = 'PASS' + else: + row_dict0['status'] = 'FAIL' + self.verify(row_dict0['status'] == 'PASS', 'The throughput is not in correct range') + row_dict1 = dict(name="Throughput", value=result_throughput, unit="Mpps", delta=delta) + row_dict2 = dict(name="Txd/Rxd", value=row_in["TXD/RXD"], unit="descriptor") + row_dict3 = dict(name="frame_size", value=row_in["Frame Size"], unit="bytes") + row_dict0['performance'].append(row_dict1) + row_dict0['parameters'].append(row_dict2) + row_dict0['parameters'].append(row_dict3) + json_obj[case_name].append(row_dict0) + status_result.append(row_dict0['status']) + with open(os.path.join(rst.path2Result, + '{0:s}_vhost_loopback_performance_virtio_user.json'.format( + self.nic)), 'w') as fp: + json.dump(json_obj, fp) + self.verify("Fail" not in status_result, "Exceeded Gap") + + def test_perf_loopback_packed_ring_inorder_mergeable(self): + """ + performance for Vhost PVP virtio 1.1 inorder mergeable Path. + """ + virtio_pmd_arg = {"version": "in_order=1,packed_vq=1,mrg_rxbuf=1", + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"} + self.test_target = "packed_ring_inorder_mergeable" + self.expected_throughput = self.get_suite_cfg()['expected_throughput'][self.test_target] + nb_desc = self.test_parameters[64][0] + self.start_vhost_testpmd(nb_desc) + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg) + self.send_and_verify(nb_desc, "virtio_1.1 mergeable on") + self.close_all_testpmd() + self.handle_expected() + self.handle_results() + + def test_perf_loopback_packed_ring_inorder_non_mergeable(self): + """ + performance for Vhost PVP virtio1.1 inorder non-mergeable Path. + """ + self.test_target = "packed_ring_inorder_non-mergeable" + virtio_pmd_arg = {"version": "in_order=1,packed_vq=1,mrg_rxbuf=0", + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"} + self.expected_throughput = self.get_suite_cfg()['expected_throughput'][self.test_target] + nb_desc = self.test_parameters[64][0] + self.start_vhost_testpmd(nb_desc) + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg) + self.send_and_verify(nb_desc, "virtio_1.1 normal") + self.close_all_testpmd() + self.handle_expected() + self.handle_results() + + def test_perf_loopback_packed_ring_mergeable(self): + """ + performance for Vhost PVP virtio 1.1 Mergeable Path. + """ + virtio_pmd_arg = {"version": "in_order=0,packed_vq=1,mrg_rxbuf=1", + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"} + self.test_target = "packed_ring_mergeable" + self.expected_throughput = self.get_suite_cfg()['expected_throughput'][self.test_target] + nb_desc = self.test_parameters[64][0] + self.start_vhost_testpmd(nb_desc) + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg) + self.send_and_verify(nb_desc, "virtio_1.1 mergeable on") + self.close_all_testpmd() + self.handle_expected() + self.handle_results() + + def test_perf_loopback_packed_ring_non_mergeable(self): + """ + performance for Vhost PVP virtio1.1 non-mergeable Path. + """ + self.test_target = "packed_ring_non-mergeable" + virtio_pmd_arg = {"version": "in_order=0,packed_vq=1,mrg_rxbuf=0", + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"} + self.expected_throughput = self.get_suite_cfg()['expected_throughput'][self.test_target] + nb_desc = self.test_parameters[64][0] + self.start_vhost_testpmd(nb_desc) + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg) + self.send_and_verify(nb_desc, "virtio_1.1 normal") + self.close_all_testpmd() + self.handle_expected() + self.handle_results() + + def test_perf_loopback_split_ring_inorder_mergeable(self): + """ + performance for Vhost PVP In_order Mergeable Path. + """ + self.test_target = "split_ring_inorder_mergeable" + virtio_pmd_arg = {"version": "packed_vq=0,in_order=1,mrg_rxbuf=1", + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"} + self.expected_throughput = self.get_suite_cfg()['expected_throughput'][self.test_target] + nb_desc = self.test_parameters[64][0] + self.start_vhost_testpmd(nb_desc) + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg) + self.send_and_verify(nb_desc, "inorder mergeable on") + self.close_all_testpmd() + self.handle_expected() + self.handle_results() + + def test_perf_loopback_split_ring_inorder_non_mergeable(self): + """ + performance for Vhost PVP Inorder Non-mergeable Path. + """ + self.test_target = "split_ring_inorder_non-mergeable" + virtio_pmd_arg = {"version": "packed_vq=0,in_order=1,mrg_rxbuf=0", + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"} + self.expected_throughput = self.get_suite_cfg()['expected_throughput'][self.test_target] + nb_desc = self.test_parameters[64][0] + self.start_vhost_testpmd(nb_desc) + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg) + self.send_and_verify(nb_desc, "inorder mergeable off") + self.close_all_testpmd() + self.handle_expected() + self.handle_results() + + def test_perf_loopback_split_ring_mergeable(self): + """ + performance for Vhost PVP Mergeable Path. + """ + self.test_target = "split_ring_mergeable" + virtio_pmd_arg = {"version": "packed_vq=0,in_order=0,mrg_rxbuf=1", + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"} + self.expected_throughput = self.get_suite_cfg()['expected_throughput'][self.test_target] + nb_desc = self.test_parameters[64][0] + self.start_vhost_testpmd(nb_desc) + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg) + self.send_and_verify(nb_desc, "virtio mergeable") + self.close_all_testpmd() + self.handle_expected() + self.handle_results() + + def test_perf_loopback_split_ring_non_mergeable(self): + """ + performance for Vhost PVP Non-mergeable Path. + """ + self.test_target = "split_ring_non-mergeable" + virtio_pmd_arg = {"version": "packed_vq=0,in_order=0,mrg_rxbuf=0", + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"} + self.expected_throughput = self.get_suite_cfg()['expected_throughput'][self.test_target] + nb_desc = self.test_parameters[64][0] + self.start_vhost_testpmd(nb_desc) + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg) + self.send_and_verify(nb_desc, "virtio mergeable off") + self.close_all_testpmd() + self.handle_expected() + self.handle_results() + + def test_perf_loopback_split_ring_vector_rx(self): + """ + performance for Vhost PVP Vector_RX Path + """ + self.test_target = "split_ring_vector_rx" + virtio_pmd_arg = {"version": "packed_vq=0,in_order=0,mrg_rxbuf=0", + "path": "--tx-offloads=0x0"} + self.expected_throughput = self.get_suite_cfg()['expected_throughput'][self.test_target] + nb_desc = self.test_parameters[64][0] + self.start_vhost_testpmd(nb_desc) + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg) + self.send_and_verify(nb_desc, "virtio vector rx") + self.close_all_testpmd() + self.handle_expected() + self.handle_results() + + def tear_down(self): + """ + Run after each test case. + """ + self.dut.kill_all() + + def tear_down_all(self): + """ + Run after each test suite. + """ + self.close_all_session() -- 2.17.1
applied
> -----Original Message-----
> From: dts [mailto:dts-bounces@dpdk.org] On Behalf Of Yinan
> Sent: Wednesday, January 15, 2020 3:01 AM
> To: dts@dpdk.org
> Cc: Wang, Yinan <yinan.wang@intel.com>
> Subject: [dts] [PATCH v1] tests/perf_virtio_user_loopback: add virtio user
> loopback cases for performance check
>
> From: Wang Yinan <yinan.wang@intel.com>
>
> Signed-off-by: Wang Yinan <yinan.wang@intel.com>
> ---
> conf/perf_virtio_user_loopback.cfg | 7 +
> tests/TestSuite_perf_virtio_user_loopback.py | 433 +++++++++++++++++++
> 2 files changed, 440 insertions(+)
> create mode 100644 conf/perf_virtio_user_loopback.cfg
> create mode 100644 tests/TestSuite_perf_virtio_user_loopback.py
>
> diff --git a/conf/perf_virtio_user_loopback.cfg
> b/conf/perf_virtio_user_loopback.cfg
> new file mode 100644
> index 0000000..ff4290a
> --- /dev/null
> +++ b/conf/perf_virtio_user_loopback.cfg
> @@ -0,0 +1,7 @@
> +[suite]
> +update_expected = True
> +test_parameters = {64: [1024], 1518: [1024]} test_duration = 60
> +accepted_tolerance = 1 expected_throughput =
> +{'split_ring_inorder_non-mergeable': {64: {1024: 0.00}, 1518: {1024:
> +0.00}}, 'split_ring_inorder_mergeable': {64: {1024: 0.00}, 1518: {1024:
> +0.00}}, 'split_ring_mergeable': {64: {1024: 0.00}, 1518: {1024: 0.00}},
> +'split_ring_vector_rx': {64: {1024: 0.00}, 1518: {1024: 0.00}},
> +'packed_ring_non-mergeable': {64: {1024: 0.00}, 1518: {1024: 0.00}},
> +'packed_ring_inorder_non-mergeable': {64: {1024: 0.00}, 1518: {1024:
> +0.00}}, 'packed_ring_inorder_mergeable': {64: {1024: 0.00}, 1518:
> +{1024: 0.00}}, 'packed_ring_mergeable': {64: {1024: 0.00}, 1518: {1024:
> +0.00}}, 'split_ring_non-mergeable': {64: {1024: 0.00}, 1518: {1024:
> +0.00}}}
> +
> diff --git a/tests/TestSuite_perf_virtio_user_loopback.py
> b/tests/TestSuite_perf_virtio_user_loopback.py
> new file mode 100644
> index 0000000..a27b049
> --- /dev/null
> +++ b/tests/TestSuite_perf_virtio_user_loopback.py
> @@ -0,0 +1,433 @@
> +# BSD LICENSE
> +#
> +# Copyright(c) 2019-2020 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 vhost/virtio-user loopback multi-queues on 9 tx/rx path.
> +Includes split ring mergeable, non-mergeable, Vector_RX, Inorder
> +mergeable, Inorder non-mergeable, packed ring mergeable, non-mergeable,
> +inorder mergeable, inorder non-mergeable Path.
> +"""
> +
> +import utils
> +import time
> +import re
> +import json
> +import rst
> +import os
> +from copy import deepcopy
> +from test_case import TestCase
> +from settings import UPDATE_EXPECTED, load_global_setting
> +
> +
> +class TestPerfVirtioUserLoopback(TestCase):
> +
> + def set_up_all(self):
> + """
> + Run at the start of each test suite.
> + """
> + self.frame_sizes = [64, 1518]
> + self.nb_ports = 1
> + self.nb_cores = 1
> + self.queue_number = 1
> + cores_num = len(set([int(core['socket']) for core in self.dut.cores]))
> + # set diff arg about mem_socket base on socket number
> + self.socket_mem = ','.join(['1024']*cores_num)
> + self.core_config = "1S/4C/1T"
> + self.verify(len(self.core_config) >= 4,
> + "There has not enought cores to test this suite")
> + self.core_list = self.dut.get_core_list(self.core_config)
> + self.core_list_user = self.core_list[0:2]
> + self.core_list_host = self.core_list[2:4]
> +
> + self.vhost = self.dut.new_session(suite="vhost")
> + self.virtio_user = self.dut.new_session(suite="virtio-user")
> + self.save_result_flag = True
> +
> + def set_up(self):
> + """
> + Run before each test case.
> + It's more convenient to load suite configuration here than
> + set_up_all in debug mode.
> + """
> + self.dut.send_expect('rm ./vhost-net*', '# ')
> + # test parameters include: frames size, descriptor numbers
> + self.test_parameters = self.get_suite_cfg()['test_parameters']
> +
> + # traffic duraion in second
> + self.test_duration = self.get_suite_cfg()['test_duration']
> +
> + # initilize throughput attribution
> + # {'$framesize':{"$nb_desc": 'throughput'}
> + self.throughput = {}
> +
> + # Accepted tolerance in Mpps
> + self.gap = self.get_suite_cfg()['accepted_tolerance']
> +
> + # header to print test result table
> + self.table_header = ['Frame Size', 'TXD/RXD', 'Throughput', 'Rate',
> + 'Expected Throughput', 'Throughput Difference']
> + self.test_result = {}
> + # get the frame_sizes from cfg file
> + if 'packet_sizes' in self.get_suite_cfg():
> + self.frame_sizes = self.get_suite_cfg()['packet_sizes']
> +
> + def start_vhost_testpmd(self, nb_desc):
> + """
> + start testpmd on vhost
> + """
> + eal_params = self.dut.create_eal_parameters(cores=self.core_list_host,
> + no_pci=True, prefix='vhost')
> + command_line_client = self.dut.target + "/app/testpmd %s " + \
> + "--socket-mem %s --legacy-mem --vdev " + \
> + "'net_vhost0,iface=vhost-net,queues=%d' -- -i --nb-
> cores=%d " + \
> + "--rxq=%d --txq=%d --txd=%d --rxd=%d"
> + command_line_client = command_line_client % (
> + eal_params, self.socket_mem, self.queue_number,
> + self.nb_cores, self.queue_number, self.queue_number,
> + nb_desc, nb_desc)
> + self.vhost.send_expect(command_line_client, "testpmd> ", 120)
> + self.vhost.send_expect("set fwd mac", "testpmd> ", 120)
> +
> + def start_virtio_testpmd(self, nb_desc, args):
> + """
> + start testpmd on virtio
> + """
> + eal_params = self.dut.create_eal_parameters(cores=self.core_list_user,
> + no_pci=True, prefix='virtio')
> + command_line_user = self.dut.target + "/app/testpmd %s " + \
> + " --socket-mem %s --legacy-mem " + \
> + "--
> vdev=net_virtio_user0,mac=00:01:02:03:04:05,path=./vhost-
> net,queues=%d,%s " + \
> + "-- -i %s --rss-ip --nb-cores=%d --rxq=%d --txq=%d --txd=%d -
> -rxd=%d"
> + command_line_user = command_line_user % (
> + eal_params, self.socket_mem,
> + self.queue_number, args["version"], args["path"], self.nb_cores,
> + self.queue_number, self.queue_number, nb_desc, nb_desc)
> + self.virtio_user.send_expect(command_line_user, "testpmd> ", 120)
> + self.virtio_user.send_expect("set fwd mac", "testpmd> ", 120)
> + self.virtio_user.send_expect("start", "testpmd> ", 120)
> +
> + def calculate_avg_throughput(self):
> + """
> + calculate the average throughput
> + """
> + results = 0.0
> + results_row = []
> + for i in range(10):
> + out = self.vhost.send_expect("show port stats all", "testpmd>", 60)
> + time.sleep(5)
> + lines = re.search("Rx-pps:\s*(\d*)", out)
> + result = lines.group(1)
> + results += float(result)
> + Mpps = results / (1000000 * 10)
> + self.verify(Mpps > 0, "port can not receive packets")
> + return Mpps
> +
> + def send_and_verify(self, nb_desc, case_info):
> + """
> + start to send packets and calculate avg throughput
> + """
> + for frame_size in self.frame_sizes:
> + self.throughput[frame_size] = dict()
> + self.vhost.send_expect("set txpkts %d" % frame_size, "testpmd> ", 30)
> + self.vhost.send_expect("start tx_first 32", "testpmd> ", 30)
> + Mpps = self.calculate_avg_throughput()
> + self.verify(Mpps > 0, "%s can not receive packets of frame size %d" %
> (self.running_case, frame_size))
> + self.throughput[frame_size][nb_desc] = Mpps
> + self.logger.info("Trouthput of " +
> + "framesize: {}, rxd/txd: {} is :{} Mpps".format(
> + frame_size, nb_desc, Mpps))
> + self.vhost.send_expect("stop", "testpmd> ", 60)
> +
> + def close_all_testpmd(self):
> + """
> + close all testpmd of vhost and virtio
> + """
> + self.vhost.send_expect("quit", "#", 60)
> + self.virtio_user.send_expect("quit", "#", 60)
> +
> + def close_all_session(self):
> + """
> + close all session of vhost and vhost-user
> + """
> + self.dut.close_session(self.vhost)
> + self.dut.close_session(self.virtio_user)
> +
> + def handle_expected(self):
> + """
> + Update expected numbers to configurate file: conf/$suite_name.cfg
> + """
> + if load_global_setting(UPDATE_EXPECTED) == "yes":
> + for frame_size in self.test_parameters.keys():
> + for nb_desc in self.test_parameters[frame_size]:
> + self.expected_throughput[frame_size][nb_desc] =
> + round(self.throughput[frame_size][nb_desc],3)
> +
> + def handle_results(self):
> + """
> + results handled process:
> + 1, save to self.test_results
> + 2, create test results table
> + 3, save to json file for Open Lab
> + """
> + header = self.table_header
> + for frame_size in self.test_parameters.keys():
> + wirespeed = self.wirespeed(self.nic, frame_size, self.nb_ports)
> + ret_datas = {}
> + for nb_desc in self.test_parameters[frame_size]:
> + ret_data = {}
> + ret_data[header[0]] = frame_size
> + ret_data[header[1]] = nb_desc
> + ret_data[header[2]] = "{:.3f} Mpps".format(
> + self.throughput[frame_size][nb_desc])
> + ret_data[header[3]] = "{:.3f}%".format(
> + self.throughput[frame_size][nb_desc] * 100 / wirespeed)
> + ret_data[header[4]] = "{:.3f} Mpps".format(
> + self.expected_throughput[frame_size][nb_desc])
> + ret_data[header[5]] = "{:.3f} Mpps".format(
> + self.throughput[frame_size][nb_desc] -
> + self.expected_throughput[frame_size][nb_desc])
> + ret_datas[nb_desc] = deepcopy(ret_data)
> + self.test_result[frame_size] = deepcopy(ret_datas)
> + # Create test results table
> + self.result_table_create(header)
> + for frame_size in self.test_parameters.keys():
> + for nb_desc in self.test_parameters[frame_size]:
> + table_row = list()
> + for i in range(len(header)):
> + table_row.append(
> + self.test_result[frame_size][nb_desc][header[i]])
> + self.result_table_add(table_row)
> + # present test results to screen
> + self.result_table_print()
> + # save test results as a file
> + if self.save_result_flag:
> + self.save_result(self.test_result)
> +
> + def save_result(self, data):
> + '''
> + Saves the test results as a separated file named with
> + self.nic+_single_core_perf.json in output folder
> + if self.save_result_flag is True
> + '''
> + json_obj = dict()
> + case_name = self.running_case
> + json_obj[case_name] = list()
> + status_result = []
> + for frame_size in self.test_parameters.keys():
> + for nb_desc in self.test_parameters[frame_size]:
> + row_in = self.test_result[frame_size][nb_desc]
> + row_dict0 = dict()
> + row_dict0['performance'] = list()
> + row_dict0['parameters'] = list()
> + row_dict0['parameters'] = list()
> + result_throughput = float(row_in['Throughput'].split()[0])
> + expected_throughput = float(row_in['Expected
> Throughput'].split()[0])
> + # delta value and accepted tolerance in percentage
> + delta = result_throughput - expected_throughput
> + gap = expected_throughput * -self.gap * 0.01
> + delta=float(delta)
> + gap=float(gap)
> + self.logger.info("Accept tolerance of %d are
> (Mpps) %f" %(frame_size, gap))
> + self.logger.info("Throughput Difference of %d are
> (Mpps) %f" %(frame_size, delta))
> + if result_throughput > expected_throughput + gap:
> + row_dict0['status'] = 'PASS'
> + else:
> + row_dict0['status'] = 'FAIL'
> + self.verify(row_dict0['status'] == 'PASS', 'The throughput is not in
> correct range')
> + row_dict1 = dict(name="Throughput", value=result_throughput,
> unit="Mpps", delta=delta)
> + row_dict2 = dict(name="Txd/Rxd", value=row_in["TXD/RXD"],
> unit="descriptor")
> + row_dict3 = dict(name="frame_size", value=row_in["Frame Size"],
> unit="bytes")
> + row_dict0['performance'].append(row_dict1)
> + row_dict0['parameters'].append(row_dict2)
> + row_dict0['parameters'].append(row_dict3)
> + json_obj[case_name].append(row_dict0)
> + status_result.append(row_dict0['status'])
> + with open(os.path.join(rst.path2Result,
> +
> '{0:s}_vhost_loopback_performance_virtio_user.json'.format(
> + self.nic)), 'w') as fp:
> + json.dump(json_obj, fp)
> + self.verify("Fail" not in status_result, "Exceeded Gap")
> +
> + def test_perf_loopback_packed_ring_inorder_mergeable(self):
> + """
> + performance for Vhost PVP virtio 1.1 inorder mergeable Path.
> + """
> + virtio_pmd_arg = {"version": "in_order=1,packed_vq=1,mrg_rxbuf=1",
> + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"}
> + self.test_target = "packed_ring_inorder_mergeable"
> + self.expected_throughput =
> self.get_suite_cfg()['expected_throughput'][self.test_target]
> + nb_desc = self.test_parameters[64][0]
> + self.start_vhost_testpmd(nb_desc)
> + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg)
> + self.send_and_verify(nb_desc, "virtio_1.1 mergeable on")
> + self.close_all_testpmd()
> + self.handle_expected()
> + self.handle_results()
> +
> + def test_perf_loopback_packed_ring_inorder_non_mergeable(self):
> + """
> + performance for Vhost PVP virtio1.1 inorder non-mergeable Path.
> + """
> + self.test_target = "packed_ring_inorder_non-mergeable"
> + virtio_pmd_arg = {"version": "in_order=1,packed_vq=1,mrg_rxbuf=0",
> + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"}
> + self.expected_throughput =
> self.get_suite_cfg()['expected_throughput'][self.test_target]
> + nb_desc = self.test_parameters[64][0]
> + self.start_vhost_testpmd(nb_desc)
> + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg)
> + self.send_and_verify(nb_desc, "virtio_1.1 normal")
> + self.close_all_testpmd()
> + self.handle_expected()
> + self.handle_results()
> +
> + def test_perf_loopback_packed_ring_mergeable(self):
> + """
> + performance for Vhost PVP virtio 1.1 Mergeable Path.
> + """
> + virtio_pmd_arg = {"version": "in_order=0,packed_vq=1,mrg_rxbuf=1",
> + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"}
> + self.test_target = "packed_ring_mergeable"
> + self.expected_throughput =
> self.get_suite_cfg()['expected_throughput'][self.test_target]
> + nb_desc = self.test_parameters[64][0]
> + self.start_vhost_testpmd(nb_desc)
> + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg)
> + self.send_and_verify(nb_desc, "virtio_1.1 mergeable on")
> + self.close_all_testpmd()
> + self.handle_expected()
> + self.handle_results()
> +
> + def test_perf_loopback_packed_ring_non_mergeable(self):
> + """
> + performance for Vhost PVP virtio1.1 non-mergeable Path.
> + """
> + self.test_target = "packed_ring_non-mergeable"
> + virtio_pmd_arg = {"version": "in_order=0,packed_vq=1,mrg_rxbuf=0",
> + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"}
> + self.expected_throughput =
> self.get_suite_cfg()['expected_throughput'][self.test_target]
> + nb_desc = self.test_parameters[64][0]
> + self.start_vhost_testpmd(nb_desc)
> + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg)
> + self.send_and_verify(nb_desc, "virtio_1.1 normal")
> + self.close_all_testpmd()
> + self.handle_expected()
> + self.handle_results()
> +
> + def test_perf_loopback_split_ring_inorder_mergeable(self):
> + """
> + performance for Vhost PVP In_order Mergeable Path.
> + """
> + self.test_target = "split_ring_inorder_mergeable"
> + virtio_pmd_arg = {"version": "packed_vq=0,in_order=1,mrg_rxbuf=1",
> + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"}
> + self.expected_throughput =
> self.get_suite_cfg()['expected_throughput'][self.test_target]
> + nb_desc = self.test_parameters[64][0]
> + self.start_vhost_testpmd(nb_desc)
> + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg)
> + self.send_and_verify(nb_desc, "inorder mergeable on")
> + self.close_all_testpmd()
> + self.handle_expected()
> + self.handle_results()
> +
> + def test_perf_loopback_split_ring_inorder_non_mergeable(self):
> + """
> + performance for Vhost PVP Inorder Non-mergeable Path.
> + """
> + self.test_target = "split_ring_inorder_non-mergeable"
> + virtio_pmd_arg = {"version": "packed_vq=0,in_order=1,mrg_rxbuf=0",
> + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"}
> + self.expected_throughput =
> self.get_suite_cfg()['expected_throughput'][self.test_target]
> + nb_desc = self.test_parameters[64][0]
> + self.start_vhost_testpmd(nb_desc)
> + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg)
> + self.send_and_verify(nb_desc, "inorder mergeable off")
> + self.close_all_testpmd()
> + self.handle_expected()
> + self.handle_results()
> +
> + def test_perf_loopback_split_ring_mergeable(self):
> + """
> + performance for Vhost PVP Mergeable Path.
> + """
> + self.test_target = "split_ring_mergeable"
> + virtio_pmd_arg = {"version": "packed_vq=0,in_order=0,mrg_rxbuf=1",
> + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"}
> + self.expected_throughput =
> self.get_suite_cfg()['expected_throughput'][self.test_target]
> + nb_desc = self.test_parameters[64][0]
> + self.start_vhost_testpmd(nb_desc)
> + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg)
> + self.send_and_verify(nb_desc, "virtio mergeable")
> + self.close_all_testpmd()
> + self.handle_expected()
> + self.handle_results()
> +
> + def test_perf_loopback_split_ring_non_mergeable(self):
> + """
> + performance for Vhost PVP Non-mergeable Path.
> + """
> + self.test_target = "split_ring_non-mergeable"
> + virtio_pmd_arg = {"version": "packed_vq=0,in_order=0,mrg_rxbuf=0",
> + "path": "--tx-offloads=0x0 --enable-hw-vlan-strip"}
> + self.expected_throughput =
> self.get_suite_cfg()['expected_throughput'][self.test_target]
> + nb_desc = self.test_parameters[64][0]
> + self.start_vhost_testpmd(nb_desc)
> + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg)
> + self.send_and_verify(nb_desc, "virtio mergeable off")
> + self.close_all_testpmd()
> + self.handle_expected()
> + self.handle_results()
> +
> + def test_perf_loopback_split_ring_vector_rx(self):
> + """
> + performance for Vhost PVP Vector_RX Path
> + """
> + self.test_target = "split_ring_vector_rx"
> + virtio_pmd_arg = {"version": "packed_vq=0,in_order=0,mrg_rxbuf=0",
> + "path": "--tx-offloads=0x0"}
> + self.expected_throughput =
> self.get_suite_cfg()['expected_throughput'][self.test_target]
> + nb_desc = self.test_parameters[64][0]
> + self.start_vhost_testpmd(nb_desc)
> + self.start_virtio_testpmd(nb_desc, virtio_pmd_arg)
> + self.send_and_verify(nb_desc, "virtio vector rx")
> + self.close_all_testpmd()
> + self.handle_expected()
> + self.handle_results()
> +
> + def tear_down(self):
> + """
> + Run after each test case.
> + """
> + self.dut.kill_all()
> +
> + def tear_down_all(self):
> + """
> + Run after each test suite.
> + """
> + self.close_all_session()
> --
> 2.17.1