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edb64ecbad
That test fails sometimes, it looks like iperf3 is still sending initial messages that are too big. I'll need to figure out why, but given that 256 bytes is not really an expected MTU, drop the thresholds to zero for the moment being. Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
184 lines
5.6 KiB
Plaintext
184 lines
5.6 KiB
Plaintext
# SPDX-License-Identifier: AGPL-3.0-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_udp - Check UDP 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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onlyfor passt_in_ns
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gtools sysctl ip jq nproc sleep iperf3 udp_rr # From neper
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nstools ip jq sleep iperf3 udp_rr
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htools bc head sed
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test passt: throughput and latency
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guest /sbin/sysctl -w net.core.rmem_max=16777216
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guest /sbin/sysctl -w net.core.wmem_max=16777216
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guest /sbin/sysctl -w net.core.rmem_default=16777216
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guest /sbin/sysctl -w net.core.wmem_default=16777216
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gout GW ip -j -4 ro sh|jq -rM '.[] | select(.dst == "default").gateway'
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gout GW6 ip -j -6 ro sh|jq -rM '.[] | select(.dst == "default").gateway'
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gout IFNAME ip -j li sh | 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' $(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq) ) | bc -l
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hout FREQ [ -n "__FREQ_CPUFREQ__" ] && echo __FREQ_CPUFREQ__ || echo __FREQ_PROCFS__
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set THREADS 4
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set STREAMS 1
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set OPTS -u -i1 -t30 -P __STREAMS__ --pacing-timer 1000
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info Throughput in Gbps, latency in µs, __THREADS__ threads at __FREQ__ GHz, one stream each
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report passt udp __THREADS__ __FREQ__
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th MTU 256B 576B 1280B 1500B 9000B 65520B
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tr UDP throughput over IPv6: guest to host
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bw -
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bw -
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guest ip link set dev __IFNAME__ mtu 1280
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iperf3c guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __OPTS__ -b 2G
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iperf3s BW ns 100${i}2 __THREADS__
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bw __BW__ 0.8 1.2
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guest ip link set dev __IFNAME__ mtu 1500
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iperf3c guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __OPTS__ -b 3G
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iperf3s BW ns 100${i}2 __THREADS__
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bw __BW__ 1.0 1.5
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guest ip link set dev __IFNAME__ mtu 9000
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iperf3c guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __OPTS__ -b 5G
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iperf3s BW ns 100${i}2 __THREADS__
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bw __BW__ 4.0 5.0
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guest ip link set dev __IFNAME__ mtu 65520
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iperf3c guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __OPTS__ -b 7G
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iperf3s BW ns 100${i}2 __THREADS__
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bw __BW__ 4.0 5.0
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tl UDP 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 udp_rr --nolog -6
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gout LAT udp_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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tr UDP throughput over IPv4: guest to host
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guest ip link set dev __IFNAME__ mtu 256
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iperf3c guest __GW__ 100${i}2 __THREADS__ __OPTS__ -b 500M
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iperf3s BW ns 100${i}2 __THREADS__
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bw __BW__ 0.0 0.0
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guest ip link set dev __IFNAME__ mtu 576
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iperf3c guest __GW__ 100${i}2 __THREADS__ __OPTS__ -b 1G
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iperf3s BW ns 100${i}2 __THREADS__
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bw __BW__ 0.4 0.6
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guest ip link set dev __IFNAME__ mtu 1280
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iperf3c guest __GW__ 100${i}2 __THREADS__ __OPTS__ -b 2G
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iperf3s BW ns 100${i}2 __THREADS__
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bw __BW__ 0.8 1.2
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guest ip link set dev __IFNAME__ mtu 1500
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iperf3c guest __GW__ 100${i}2 __THREADS__ __OPTS__ -b 3G
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iperf3s BW ns 100${i}2 __THREADS__
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bw __BW__ 1.0 1.5
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guest ip link set dev __IFNAME__ mtu 9000
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iperf3c guest __GW__ 100${i}2 __THREADS__ __OPTS__ -b 6G
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iperf3s BW ns 100${i}2 __THREADS__
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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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iperf3c guest __GW__ 100${i}2 __THREADS__ __OPTS__ -b 7G
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iperf3s BW ns 100${i}2 __THREADS__
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bw __BW__ 4.0 5.0
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tl UDP 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 udp_rr --nolog -4
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gout LAT udp_rr --nolog -4 -c -H __GW__ | sed -n 's/^throughput=\(.*\)/\1/p'
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lat __LAT__ 200 150
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tr UDP throughput over IPv6: host to guest
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bw -
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bw -
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ns ip link set dev lo mtu 1280
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iperf3c ns ::1 100${i}1 __THREADS__ __OPTS__ -b 2G
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iperf3s BW guest 100${i}1 __THREADS__
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bw __BW__ 0.8 1.2
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ns ip link set dev lo mtu 1500
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iperf3c ns ::1 100${i}1 __THREADS__ __OPTS__ -b 2G
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iperf3s BW guest 100${i}1 __THREADS__
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bw __BW__ 1.0 1.5
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ns ip link set dev lo mtu 9000
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iperf3c ns ::1 100${i}1 __THREADS__ __OPTS__ -b 3G
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iperf3s BW guest 100${i}1 __THREADS__
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bw __BW__ 3.0 4.0
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ns ip link set dev lo mtu 65520
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iperf3c ns ::1 100${i}1 __THREADS__ __OPTS__ -b 3G
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iperf3s BW guest 100${i}1 __THREADS__
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bw __BW__ 3.0 4.0
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tl UDP 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 udp_rr --nolog -P 10001 -C 10011 -6
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nsout LAT udp_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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ns ip link set dev lo mtu 65535
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tr UDP throughput over IPv4: host to guest
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ns ip link set dev lo mtu 256
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iperf3c ns 127.0.0.1 100${i}1 __THREADS__ __OPTS__ -b 1G
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iperf3s BW guest 100${i}1 __THREADS__
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bw __BW__ 0.0 0.0
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ns ip link set dev lo mtu 576
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iperf3c ns 127.0.0.1 100${i}1 __THREADS__ __OPTS__ -b 1G
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iperf3s BW guest 100${i}1 __THREADS__
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bw __BW__ 0.4 0.6
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ns ip link set dev lo mtu 1280
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ns ip addr add ::1 dev lo
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iperf3c ns 127.0.0.1 100${i}1 __THREADS__ __OPTS__ -b 3G
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iperf3s BW guest 100${i}1 __THREADS__
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bw __BW__ 0.8 1.2
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ns ip link set dev lo mtu 1500
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iperf3c ns 127.0.0.1 100${i}1 __THREADS__ __OPTS__ -b 3G
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iperf3s BW guest 100${i}1 __THREADS__
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bw __BW__ 1.0 1.5
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ns ip link set dev lo mtu 9000
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iperf3c ns 127.0.0.1 100${i}1 __THREADS__ __OPTS__ -b 3G
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iperf3s BW guest 100${i}1 __THREADS__
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bw __BW__ 3.0 4.0
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ns ip link set dev lo mtu 65520
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iperf3c ns 127.0.0.1 100${i}1 __THREADS__ __OPTS__ -b 3G
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iperf3s BW guest 100${i}1 __THREADS__
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bw __BW__ 3.0 4.0
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tl UDP 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 udp_rr --nolog -P 10001 -C 10011 -4
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nsout LAT udp_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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ns ip link set dev lo mtu 65535
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te
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