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perf/passt_tcp: Don't exceed typical L3 cache sizes with buffers

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...we might see misleading rate drops with larger MTUs otherwise.

Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
This commit is contained in:
Stefano Brivio 2021-10-19 09:28:44 +02:00
parent e8ac8a3b7c
commit 7aaff3387a
1 changed files with 8 additions and 8 deletions
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16
test/perf/passt_tcp
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@ -59,11 +59,11 @@ iperf3c guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __OPTS__ -w 4M
iperf3s BW ns 100${i}2 __THREADS__
bw __BW__ 1.6 1.8
guest ip link set dev __IFNAME__ mtu 9000
iperf3c guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __OPTS__ -w 32M
iperf3c guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __OPTS__ -w 8M
iperf3s BW ns 100${i}2 __THREADS__
bw __BW__ 4.0 5.0
guest ip link set dev __IFNAME__ mtu 65520
iperf3c guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __OPTS__ -w 128M
iperf3c guest __GW6__%__IFNAME__ 100${i}2 __THREADS__ __OPTS__ -w 16M
iperf3s BW ns 100${i}2 __THREADS__
bw __BW__ 7.0 8.0
@ -106,11 +106,11 @@ iperf3c guest __GW__ 100${i}2 __THREADS__ __OPTS__ -w 4M
iperf3s BW ns 100${i}2 __THREADS__
bw __BW__ 1.6 1.8
guest ip link set dev __IFNAME__ mtu 9000
iperf3c guest __GW__ 100${i}2 __THREADS__ __OPTS__ -w 32M
iperf3c guest __GW__ 100${i}2 __THREADS__ __OPTS__ -w 8M
iperf3s BW ns 100${i}2 __THREADS__
bw __BW__ 4.0 5.0
guest ip link set dev __IFNAME__ mtu 65520
iperf3c guest __GW__ 100${i}2 __THREADS__ __OPTS__ -w 128M
iperf3c guest __GW__ 100${i}2 __THREADS__ __OPTS__ -w 16M
iperf3s BW ns 100${i}2 __THREADS__
bw __BW__ 7.0 8.0
@ -147,11 +147,11 @@ iperf3c ns ::1 100${i}1 __THREADS__ __OPTS__ -w 4M
iperf3s BW guest 100${i}1 __THREADS__
bw __BW__ 2.0 3.0
ns ip link set dev lo mtu 9000
iperf3c ns ::1 100${i}1 __THREADS__ __OPTS__ -w 32M
iperf3c ns ::1 100${i}1 __THREADS__ __OPTS__ -w 8M
iperf3s BW guest 100${i}1 __THREADS__
bw __BW__ 5.0 6.0
ns ip link set dev lo mtu 65520
iperf3c ns ::1 100${i}1 __THREADS__ __OPTS__ -w 64M
iperf3c ns ::1 100${i}1 __THREADS__ __OPTS__ -w 16M
iperf3s BW guest 100${i}1 __THREADS__
bw __BW__ 6.0 6.8
ns ip link set dev lo mtu 65535
@ -196,11 +196,11 @@ iperf3c ns 127.0.0.1 100${i}1 __THREADS__ __OPTS__ -w 4M
iperf3s BW guest 100${i}1 __THREADS__
bw __BW__ 2.0 3.0
ns ip link set dev lo mtu 9000
iperf3c ns 127.0.0.1 100${i}1 __THREADS__ __OPTS__ -w 32M
iperf3c ns 127.0.0.1 100${i}1 __THREADS__ __OPTS__ -w 8M
iperf3s BW guest 100${i}1 __THREADS__
bw __BW__ 5.0 6.0
ns ip link set dev lo mtu 65520
iperf3c ns 127.0.0.1 100${i}1 __THREADS__ __OPTS__ -w 64M
iperf3c ns 127.0.0.1 100${i}1 __THREADS__ __OPTS__ -w 16M
iperf3s BW guest 100${i}1 __THREADS__
bw __BW__ 6.0 6.8
ns ip link set dev lo mtu 65535