aa0bb9f471
We always set --pacing-timer when invoking iperf3. However, the iperf3 man page implies this is only relevant for the -b option. We only use the -b option for the UDP tests, not TCP, so remove --pacing-timer from the TCP cases. Signed-off-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
207 lines
5.5 KiB
Text
207 lines
5.5 KiB
Text
# SPDX-License-Identifier: GPL-2.0-or-later
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#
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# PASST - Plug A Simple Socket Transport
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# for qemu/UNIX domain socket mode
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#
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# PASTA - Pack A Subtle Tap Abstraction
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# for network namespace/tap device mode
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#
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# test/perf/passt_tcp - Check TCP performance in passt mode
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#
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# Copyright (c) 2021 Red Hat GmbH
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# Author: Stefano Brivio <sbrivio@redhat.com>
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gtools /sbin/sysctl ip jq nproc seq sleep iperf3 tcp_rr tcp_crr # From neper
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nstools /sbin/sysctl ip jq nproc seq sleep iperf3 tcp_rr tcp_crr
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htools bc head sed seq
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test passt: throughput and latency
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guest /sbin/sysctl -w net.core.rmem_max=536870912
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guest /sbin/sysctl -w net.core.wmem_max=536870912
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guest /sbin/sysctl -w net.core.rmem_default=33554432
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guest /sbin/sysctl -w net.core.wmem_default=33554432
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guest /sbin/sysctl -w net.ipv4.tcp_rmem="4096 131072 268435456"
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guest /sbin/sysctl -w net.ipv4.tcp_wmem="4096 131072 268435456"
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guest /sbin/sysctl -w net.ipv4.tcp_timestamps=0
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ns /sbin/sysctl -w net.ipv4.tcp_rmem="4096 524288 134217728"
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ns /sbin/sysctl -w net.ipv4.tcp_wmem="4096 524288 134217728"
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ns /sbin/sysctl -w net.ipv4.tcp_timestamps=0
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gout GW ip -j -4 route show|jq -rM '.[] | select(.dst == "default").gateway'
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gout GW6 ip -j -6 route show|jq -rM '.[] | select(.dst == "default").gateway'
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gout IFNAME ip -j link show | jq -rM '.[] | select(.link_type == "ether").ifname'
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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
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hout FREQ_CPUFREQ (echo "scale=1"; printf '( %i + 10^5 / 2 ) / 10^6\n' $(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq) ) | bc -l
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hout FREQ [ -n "__FREQ_CPUFREQ__" ] && echo __FREQ_CPUFREQ__ || echo __FREQ_PROCFS__
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set THREADS 1
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set STREAMS 8
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set TIME 10
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hout OMIT echo __TIME__ / 6 | bc -l
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set OPTS -Z -P __STREAMS__ -l 1M -O__OMIT__
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info Throughput in Gbps, latency in µs, one thread at __FREQ__ GHz, __STREAMS__ streams
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report passt tcp __THREADS__ __FREQ__
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th MTU 256B 576B 1280B 1500B 9000B 65520B
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tr TCP throughput over IPv6: guest to host
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iperf3s ns 100${i}2 __THREADS__
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bw -
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bw -
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guest ip link set dev __IFNAME__ mtu 1280
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iperf3 BW guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 4M
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bw __BW__ 1.2 1.5
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guest ip link set dev __IFNAME__ mtu 1500
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iperf3 BW guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 4M
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bw __BW__ 1.6 1.8
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guest ip link set dev __IFNAME__ mtu 9000
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iperf3 BW guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 8M
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bw __BW__ 4.0 5.0
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guest ip link set dev __IFNAME__ mtu 65520
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iperf3 BW guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 16M
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bw __BW__ 7.0 8.0
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iperf3k ns
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tl TCP RR latency over IPv6: guest to host
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lat -
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lat -
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lat -
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lat -
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lat -
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nsb tcp_rr --nolog -6
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gout LAT tcp_rr --nolog -6 -c -H __GW6__%__IFNAME__ | sed -n 's/^throughput=\(.*\)/\1/p'
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lat __LAT__ 200 150
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tl TCP CRR latency over IPv6: guest to host
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lat -
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lat -
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lat -
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lat -
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lat -
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nsb tcp_crr --nolog -6
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gout LAT tcp_crr --nolog -6 -c -H __GW6__%__IFNAME__ | sed -n 's/^throughput=\(.*\)/\1/p'
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lat __LAT__ 500 400
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tr TCP throughput over IPv4: guest to host
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iperf3s ns 100${i}2 __THREADS__
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guest ip link set dev __IFNAME__ mtu 256
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iperf3 BW guest __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 1M
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bw __BW__ 0.2 0.3
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guest ip link set dev __IFNAME__ mtu 576
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iperf3 BW guest __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 1M
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bw __BW__ 0.5 0.8
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guest ip link set dev __IFNAME__ mtu 1280
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iperf3 BW guest __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 4M
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bw __BW__ 1.2 1.5
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guest ip link set dev __IFNAME__ mtu 1500
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iperf3 BW guest __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 4M
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bw __BW__ 1.6 1.8
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guest ip link set dev __IFNAME__ mtu 9000
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iperf3 BW guest __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 8M
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bw __BW__ 4.0 5.0
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guest ip link set dev __IFNAME__ mtu 65520
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iperf3 BW guest __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 16M
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bw __BW__ 7.0 8.0
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iperf3k ns
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tl TCP RR latency over IPv4: guest to host
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lat -
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lat -
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lat -
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lat -
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lat -
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nsb tcp_rr --nolog -4
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gout LAT tcp_rr --nolog -4 -c -H __GW__ | sed -n 's/^throughput=\(.*\)/\1/p'
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lat __LAT__ 200 150
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tl TCP CRR latency over IPv4: guest to host
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lat -
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lat -
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lat -
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lat -
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lat -
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nsb tcp_crr --nolog -4
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gout LAT tcp_crr --nolog -4 -c -H __GW__ | sed -n 's/^throughput=\(.*\)/\1/p'
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lat __LAT__ 500 400
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tr TCP throughput over IPv6: host to guest
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iperf3s guest 100${i}1 __THREADS__
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bw -
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bw -
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bw -
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bw -
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bw -
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iperf3 BW ns ::1 100${i}1 __THREADS__ __TIME__ __OPTS__
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bw __BW__ 6.0 6.8
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iperf3k guest
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tl TCP RR latency over IPv6: host to guest
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lat -
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lat -
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lat -
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lat -
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lat -
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guestb tcp_rr --nolog -P 10001 -C 10011 -6
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sleep 1
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nsout LAT tcp_rr --nolog -P 10001 -C 10011 -6 -c -H ::1 | sed -n 's/^throughput=\(.*\)/\1/p'
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lat __LAT__ 200 150
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tl TCP CRR latency over IPv6: host to guest
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lat -
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lat -
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lat -
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lat -
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lat -
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guestb tcp_crr --nolog -P 10001 -C 10011 -6
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sleep 1
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nsout LAT tcp_crr --nolog -P 10001 -C 10011 -6 -c -H ::1 | sed -n 's/^throughput=\(.*\)/\1/p'
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lat __LAT__ 500 350
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tr TCP throughput over IPv4: host to guest
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iperf3s guest 100${i}1 __THREADS__
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bw -
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bw -
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bw -
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bw -
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bw -
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iperf3 BW ns 127.0.0.1 100${i}1 __THREADS__ __TIME__ __OPTS__
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bw __BW__ 6.0 6.8
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iperf3k guest
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tl TCP RR latency over IPv4: host to guest
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lat -
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lat -
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lat -
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lat -
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lat -
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guestb tcp_rr --nolog -P 10001 -C 10011 -4
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sleep 1
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nsout LAT tcp_rr --nolog -P 10001 -C 10011 -4 -c -H 127.0.0.1 | sed -n 's/^throughput=\(.*\)/\1/p'
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lat __LAT__ 200 150
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tl TCP CRR latency over IPv6: host to guest
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lat -
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lat -
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lat -
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lat -
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lat -
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guestb tcp_crr --nolog -P 10001 -C 10011 -4
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sleep 1
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nsout LAT tcp_crr --nolog -P 10001 -C 10011 -4 -c -H 127.0.0.1 | sed -n 's/^throughput=\(.*\)/\1/p'
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lat __LAT__ 500 300
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te
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