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# SPDX-License-Identifier: AGPL-3.0-or-later
#
# PASST - Plug A Simple Socket Transport
# for qemu/UNIX domain socket mode
#
# PASTA - Pack A Subtle Tap Abstraction
# for network namespace/tap device mode
#
# test/perf/pasta_udp - Check UDP performance in pasta mode
#
# Copyright (c) 2021 Red Hat GmbH
# Author: Stefano Brivio <sbrivio@redhat.com>
onlyfor passt_in_ns
htools bc head ip sleep iperf3 udp_rr jq sed
nstools ip sleep iperf3 udp_rr jq sed
test pasta: throughput and latency (local traffic)
hout FREQ_PROCFS (echo "scale=1"; sed -n 's/cpu MHz.*: \([0-9]*\)\..*$/(\1+10^2\/2)\/10^3/p' /proc/cpuinfo) | bc -l | head -n1
hout FREQ_CPUFREQ (echo "scale=1"; printf '( %i + 10^5 / 2 ) / 10^6\n' $(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq) ) | bc -l
hout FREQ [ -n "__FREQ_CPUFREQ__" ] && echo __FREQ_CPUFREQ__ || echo __FREQ_PROCFS__
set THREADS 1
set STREAMS 4
set OPTS -u -i1 -t30 -P __STREAMS__
info Throughput in Gbps, latency in µs, one thread at __FREQ__ GHz, __STREAMS__ streams
report pasta lo_udp 1 __FREQ__
th MTU 1500B 4000B 16384B 65535B
tr UDP throughput over IPv6: ns to host
ns ip link set dev lo mtu 1500
iperf3c ns ::1 100${i}3 __THREADS__ __OPTS__ -b 3G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 1.0 1.5
ns ip link set dev lo mtu 4000
iperf3c ns ::1 100${i}3 __THREADS__ __OPTS__ -b 3G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 1.2 1.8
ns ip link set dev lo mtu 16384
iperf3c ns ::1 100${i}3 __THREADS__ __OPTS__ -b 10G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 5.0 6.0
ns ip link set dev lo mtu 65535
iperf3c ns ::1 100${i}3 __THREADS__ __OPTS__ -b 15G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 7.0 9.0
tl UDP RR latency over IPv6: ns to host
lat -
lat -
lat -
hostb udp_rr --nolog -P 10003 -C 10013 -6
nsout LAT udp_rr --nolog -P 10003 -C 10013 -6 -c -H ::1 | sed -n 's/^throughput=\(.*\)/\1/p'
hostw
lat __LAT__ 200 150
tr UDP throughput over IPv4: ns to host
ns ip link set dev lo mtu 1500
iperf3c ns 127.0.0.1 100${i}3 __THREADS__ __OPTS__ -b 3G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 1.0 1.5
ns ip link set dev lo mtu 4000
iperf3c ns 127.0.0.1 100${i}3 __THREADS__ __OPTS__ -b 3G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 1.2 1.8
ns ip link set dev lo mtu 16384
iperf3c ns 127.0.0.1 100${i}3 __THREADS__ __OPTS__ -b 10G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 5.0 6.0
ns ip link set dev lo mtu 65535
iperf3c ns 127.0.0.1 100${i}3 __THREADS__ __OPTS__ -b 15G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 7.0 9.0
tl UDP RR latency over IPv4: ns to host
lat -
lat -
lat -
hostb udp_rr --nolog -P 10003 -C 10013 -4
nsout LAT udp_rr --nolog -P 10003 -C 10013 -4 -c -H 127.0.0.1 | sed -n 's/^throughput=\(.*\)/\1/p'
hostw
lat __LAT__ 200 150
tr UDP throughput over IPv6: host to ns
bw -
bw -
bw -
iperf3c host ::1 100${i}2 __THREADS__ __OPTS__ -b 15G
iperf3s BW ns 100${i}2 __THREADS__
bw __BW__ 7.0 9.0
tl UDP RR latency over IPv6: host to ns
lat -
lat -
lat -
nsb udp_rr --nolog -P 10002 -C 10012 -6
hout LAT udp_rr --nolog -P 10002 -C 10012 -6 -c -H ::1 | sed -n 's/^throughput=\(.*\)/\1/p'
nsw
lat __LAT__ 200 150
tr UDP throughput over IPv4: host to ns
bw -
bw -
bw -
iperf3c host 127.0.0.1 100${i}2 __THREADS__ __OPTS__ -b 15G
iperf3s BW ns 100${i}2 __THREADS__
bw __BW__ 7.0 9.0
tl UDP RR latency over IPv4: host to ns
lat -
lat -
lat -
nsb udp_rr --nolog -P 10002 -C 10012 -4
hout LAT udp_rr --nolog -P 10002 -C 10012 -4 -c -H 127.0.0.1 | sed -n 's/^throughput=\(.*\)/\1/p'
nsw
lat __LAT__ 200 150
te
test pasta: throughput and latency (traffic via tap)
nsout GW ip -j -4 ro sh|jq -rM '.[] | select(.dst == "default").gateway'
nsout GW6 ip -j -6 ro sh|jq -rM '.[] | select(.dst == "default").gateway'
nsout IFNAME ip -j li sh | jq -rM '.[] | select(.link_type == "ether").ifname'
info Throughput in Gbps, latency in µs, one thread at __FREQ__ GHz, __STREAMS__ streams
report pasta tap_udp 1 __FREQ__
th MTU 1500B 4000B 16384B 65520B
tr UDP throughput over IPv6: ns to host
ns ip link set dev __IFNAME__ mtu 1500
iperf3c ns __GW6__%__IFNAME__ 100${i}3 __THREADS__ __OPTS__ -b 2G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 0.3 0.5
ns ip link set dev __IFNAME__ mtu 4000
iperf3c ns __GW6__%__IFNAME__ 100${i}3 __THREADS__ __OPTS__ -b 3G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 0.5 0.8
ns ip link set dev __IFNAME__ mtu 16384
iperf3c ns __GW6__%__IFNAME__ 100${i}3 __THREADS__ __OPTS__ -b 4G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 3.0 4.0
ns ip link set dev __IFNAME__ mtu 65520
iperf3c ns __GW6__%__IFNAME__ 100${i}3 __THREADS__ __OPTS__ -b 6G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 6.0 7.0
tl UDP RR latency over IPv6: ns to host
lat -
lat -
lat -
hostb udp_rr --nolog -P 10003 -C 10013 -6
nsout LAT udp_rr --nolog -P 10003 -C 10013 -6 -c -H __GW6__%__IFNAME__ | sed -n 's/^throughput=\(.*\)/\1/p'
hostw
lat __LAT__ 200 150
tr UDP throughput over IPv4: ns to host
ns ip link set dev __IFNAME__ mtu 1500
iperf3c ns __GW__ 100${i}3 __THREADS__ __OPTS__ -b 2G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 0.3 0.5
ns ip link set dev __IFNAME__ mtu 4000
iperf3c ns __GW__ 100${i}3 __THREADS__ __OPTS__ -b 3G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 0.5 0.8
ns ip link set dev __IFNAME__ mtu 16384
iperf3c ns __GW__ 100${i}3 __THREADS__ __OPTS__ -b 4G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 3.0 4.0
ns ip link set dev __IFNAME__ mtu 65520
iperf3c ns __GW__ 100${i}3 __THREADS__ __OPTS__ -b 6G
iperf3s BW host 100${i}3 __THREADS__
bw __BW__ 6.0 7.0
tl UDP RR latency over IPv4: ns to host
lat -
lat -
lat -
hostb udp_rr --nolog -P 10003 -C 10013 -4
nsout LAT udp_rr --nolog -P 10003 -C 10013 -4 -c -H __GW__ | sed -n 's/^throughput=\(.*\)/\1/p'
hostw
lat __LAT__ 200 150
te
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