From e516809a74ffd495481a7adf6b565181861a41f9 Mon Sep 17 00:00:00 2001 From: David Gibson Date: Mon, 6 Nov 2023 18:08:28 +1100 Subject: test/perf: Start iperf3 server less often Currently we start both the iperf3 server(s) and client(s) afresh each time we want to make a bandwidth measurement. That's not really necessary as usually a whole batch of bandwidth measurements can use the same server. Split up the iperf3 directive into 3 directives: iperf3s to start the server, iperf3 to make a measurement and iperf3k to kill the server, so that we can start the server less often. This - and more importantly, the reduced number of waits for the server to be ready - reduces runtime of the performance tests on my laptop by about 4m (out of ~28minutes). For now we still restart the server between IPv4 and IPv6 tests. That's because in some cases the latency measurements we make in between use the same ports. Signed-off-by: David Gibson Signed-off-by: Stefano Brivio --- test/perf/passt_tcp | 59 ++++++++++++++++++++++++++++++++--------------------- 1 file changed, 36 insertions(+), 23 deletions(-) (limited to 'test/perf/passt_tcp') diff --git a/test/perf/passt_tcp b/test/perf/passt_tcp index 7046f3c..9363922 100644 --- a/test/perf/passt_tcp +++ b/test/perf/passt_tcp @@ -50,22 +50,25 @@ th MTU 256B 576B 1280B 1500B 9000B 65520B tr TCP throughput over IPv6: guest to host +iperf3s ns 100${i}2 __THREADS__ + bw - bw - - guest ip link set dev __IFNAME__ mtu 1280 -iperf3 BW guest ns __GW6__%__IFNAME__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 4M +iperf3 BW guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 4M bw __BW__ 1.2 1.5 guest ip link set dev __IFNAME__ mtu 1500 -iperf3 BW guest ns __GW6__%__IFNAME__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 4M +iperf3 BW guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 4M bw __BW__ 1.6 1.8 guest ip link set dev __IFNAME__ mtu 9000 -iperf3 BW guest ns __GW6__%__IFNAME__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 8M +iperf3 BW guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 8M bw __BW__ 4.0 5.0 guest ip link set dev __IFNAME__ mtu 65520 -iperf3 BW guest ns __GW6__%__IFNAME__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 16M +iperf3 BW guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 16M bw __BW__ 7.0 8.0 +iperf3k ns + tl TCP RR latency over IPv6: guest to host lat - lat - @@ -86,27 +89,30 @@ nsb tcp_crr --nolog -6 gout LAT tcp_crr --nolog -6 -c -H __GW6__%__IFNAME__ | sed -n 's/^throughput=\(.*\)/\1/p' lat __LAT__ 500 400 - tr TCP throughput over IPv4: guest to host +iperf3s ns 100${i}2 __THREADS__ + guest ip link set dev __IFNAME__ mtu 256 -iperf3 BW guest ns __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 1M +iperf3 BW guest __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 1M bw __BW__ 0.2 0.3 guest ip link set dev __IFNAME__ mtu 576 -iperf3 BW guest ns __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 1M +iperf3 BW guest __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 1M bw __BW__ 0.5 0.8 guest ip link set dev __IFNAME__ mtu 1280 -iperf3 BW guest ns __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 4M +iperf3 BW guest __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 4M bw __BW__ 1.2 1.5 guest ip link set dev __IFNAME__ mtu 1500 -iperf3 BW guest ns __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 4M +iperf3 BW guest __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 4M bw __BW__ 1.6 1.8 guest ip link set dev __IFNAME__ mtu 9000 -iperf3 BW guest ns __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 8M +iperf3 BW guest __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 8M bw __BW__ 4.0 5.0 guest ip link set dev __IFNAME__ mtu 65520 -iperf3 BW guest ns __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 16M +iperf3 BW guest __GW__ 100${i}2 __THREADS__ __TIME__ __OPTS__ -w 16M bw __BW__ 7.0 8.0 +iperf3k ns + tl TCP RR latency over IPv4: guest to host lat - lat - @@ -127,24 +133,27 @@ nsb tcp_crr --nolog -4 gout LAT tcp_crr --nolog -4 -c -H __GW__ | sed -n 's/^throughput=\(.*\)/\1/p' lat __LAT__ 500 400 - tr TCP throughput over IPv6: host to guest +iperf3s guest 100${i}1 __THREADS__ + bw - bw - ns ip link set dev lo mtu 1280 -iperf3 BW ns guest ::1 100${i}1 __THREADS__ __TIME__ __OPTS__ +iperf3 BW ns ::1 100${i}1 __THREADS__ __TIME__ __OPTS__ bw __BW__ 1.0 1.2 ns ip link set dev lo mtu 1500 -iperf3 BW ns guest ::1 100${i}1 __THREADS__ __TIME__ __OPTS__ +iperf3 BW ns ::1 100${i}1 __THREADS__ __TIME__ __OPTS__ bw __BW__ 2.0 3.0 ns ip link set dev lo mtu 9000 -iperf3 BW ns guest ::1 100${i}1 __THREADS__ __TIME__ __OPTS__ +iperf3 BW ns ::1 100${i}1 __THREADS__ __TIME__ __OPTS__ bw __BW__ 5.0 6.0 ns ip link set dev lo mtu 65520 -iperf3 BW ns guest ::1 100${i}1 __THREADS__ __TIME__ __OPTS__ +iperf3 BW ns ::1 100${i}1 __THREADS__ __TIME__ __OPTS__ bw __BW__ 6.0 6.8 ns ip link set dev lo mtu 65535 +iperf3k guest + tl TCP RR latency over IPv6: host to guest lat - lat - @@ -169,27 +178,31 @@ lat __LAT__ 500 350 tr TCP throughput over IPv4: host to guest +iperf3s guest 100${i}1 __THREADS__ + ns ip link set dev lo mtu 256 -iperf3 BW ns guest 127.0.0.1 100${i}1 __THREADS__ __TIME__ __OPTS__ +iperf3 BW ns 127.0.0.1 100${i}1 __THREADS__ __TIME__ __OPTS__ bw __BW__ 0.3 0.5 ns ip link set dev lo mtu 576 -iperf3 BW ns guest 127.0.0.1 100${i}1 __THREADS__ __TIME__ __OPTS__ +iperf3 BW ns 127.0.0.1 100${i}1 __THREADS__ __TIME__ __OPTS__ bw __BW__ 0.5 1.0 ns ip link set dev lo mtu 1280 ns ip addr add ::1 dev lo -iperf3 BW ns guest 127.0.0.1 100${i}1 __THREADS__ __TIME__ __OPTS__ +iperf3 BW ns 127.0.0.1 100${i}1 __THREADS__ __TIME__ __OPTS__ bw __BW__ 2.0 3.0 ns ip link set dev lo mtu 1500 -iperf3 BW ns guest 127.0.0.1 100${i}1 __THREADS__ __TIME__ __OPTS__ +iperf3 BW ns 127.0.0.1 100${i}1 __THREADS__ __TIME__ __OPTS__ bw __BW__ 2.0 3.0 ns ip link set dev lo mtu 9000 -iperf3 BW ns guest 127.0.0.1 100${i}1 __THREADS__ __TIME__ __OPTS__ +iperf3 BW ns 127.0.0.1 100${i}1 __THREADS__ __TIME__ __OPTS__ bw __BW__ 5.0 6.0 ns ip link set dev lo mtu 65520 -iperf3 BW ns guest 127.0.0.1 100${i}1 __THREADS__ __TIME__ __OPTS__ +iperf3 BW ns 127.0.0.1 100${i}1 __THREADS__ __TIME__ __OPTS__ bw __BW__ 6.0 6.8 ns ip link set dev lo mtu 65535 +iperf3k guest + tl TCP RR latency over IPv4: host to guest lat - lat - -- cgit v1.2.3