dctcp.py 5.3 KB
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# Copyright 2021 Max Planck Institute for Software Systems, and
# National University of Singapore
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

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import simbricks.nodeconfig as node
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import simbricks.simulators as sim
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from simbricks.simulator_utils import create_dctcp_hosts
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import simbricks.experiments as exp
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# iperf TCP_multi_client test
# naming convention following host-nic-net-app
# host: qemu/gem5-timing
# nic:  cv/cb/ib
# net:  switch/dumbbell/bridge
# app: DCTCPm

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types_of_host = ['qemu', 'qt', 'gt', 'gO3']
types_of_nic = ['cv', 'cb', 'ib']
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types_of_net = ['dumbbell']
types_of_app = ['DCTCPm']
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types_of_mtu = [1500, 4000, 9000]
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num_pairs = 2
max_k = 199680
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k_step = 8320
#k_step = 16640
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link_rate_opt = '--LinkRate=10Gb/s '  # don't forget space at the end
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link_latency_opt = '--LinkLatency=500ns '
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cpu_freq = '5GHz'
cpu_freq_qemu = '2GHz'
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#mtu = 4000
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sys_clock = '1GHz'  # if not set, default 1GHz
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ip_start = '192.168.64.1'

experiments = []

# set network sim
net_class = sim.NS3DumbbellNet

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for mtu in types_of_mtu:
    for h in types_of_host:
        for c in types_of_nic:
            for k_val in range(0, max_k + 1, k_step):

                net = net_class()
                net.opt = link_rate_opt + link_latency_opt + f'--EcnTh={k_val}'

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                e = exp.Experiment(
                    h + '-' + c + '-' + 'dumbbell' + '-' + 'DCTCPm' +
                    f'{k_val}' + f'-{mtu}'
                )
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                e.add_network(net)

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                freq = cpu_freq
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                # host
                if h == 'qemu':
                    host_class = sim.QemuHost
                elif h == 'qt':
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                    freq = cpu_freq_qemu
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                    def qemu_timing():
                        h = sim.QemuHost()
                        h.sync = True
                        return h
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                    host_class = qemu_timing
                elif h == 'gt':
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                    def gem5_timing():
                        h = sim.Gem5Host()
                        #h.sys_clock = sys_clock
                        return h
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                    host_class = gem5_timing
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                    e.checkpoint = True
                elif h == 'gO3':
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                    def gem5_o3():
                        h = sim.Gem5Host()
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                        h.cpu_type = 'DerivO3CPU'
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                        h.sys_clock = sys_clock
                        return h
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                    host_class = gem5_o3
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                    e.checkpoint = True
                else:
                    raise NameError(h)

                # nic
                if c == 'ib':
                    nic_class = sim.I40eNIC
                    nc_class = node.I40eDCTCPNode
                elif c == 'cb':
                    nic_class = sim.CorundumBMNIC
                    nc_class = node.CorundumDCTCPNode
                elif c == 'cv':
                    nic_class = sim.CorundumVerilatorNIC
                    nc_class = node.CorundumDCTCPNode
                else:
                    raise NameError(c)

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                servers = create_dctcp_hosts(
                    e,
                    num_pairs,
                    'server',
                    net,
                    nic_class,
                    host_class,
                    nc_class,
                    node.DctcpServer,
                    freq,
                    mtu
                )
                clients = create_dctcp_hosts(
                    e,
                    num_pairs,
                    'client',
                    net,
                    nic_class,
                    host_class,
                    nc_class,
                    node.DctcpClient,
                    freq,
                    mtu,
                    ip_start=num_pairs + 1
                )
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                i = 0
                for cl in clients:
                    cl.node_config.app.server_ip = servers[i].node_config.ip
                    i += 1
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                # All the clients will not poweroff after finishing iperf test except the last one
                # This is to prevent the simulation gets stuck when one of host exits.

                # The last client waits for the output printed in other hosts, then cleanup
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                clients[num_pairs - 1].node_config.app.is_last = True
                clients[num_pairs - 1].wait = True
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                print(e.name)
                experiments.append(e)