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| author | Alice Mikityanska <alice@isovalent.com> | 2026-08-22 15:03:06 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2026-08-27 08:42:28 -0700 |
| commit | bb42c16f489f10144f7d2fbb1f57753f14e12ac8 (patch) | |
| tree | 39c5c7f0c188dbf5fff4bdb0fb0cffadf7ed8fe7 /tools | |
| parent | dc170da3347e0f7b6d120d13882c4e1f04ca00d6 (diff) | |
| download | linux-bb42c16f489f10144f7d2fbb1f57753f14e12ac8.tar.gz linux-bb42c16f489f10144f7d2fbb1f57753f14e12ac8.zip | |
selftests: net: Lower threshold on debug kernels for big_tcp_tunnels.sh
Debug kernels on upstream CI runners run slower and generate fewer BIG
TCP packets, making the test flaky on upstream CI runners. Lower the
default threshold for those kernels.
Fixes: 5cb53743e1ff ("selftests: net: Add a test for BIG TCP in UDP tunnels")
Signed-off-by: Alice Mikityanska <alice@isovalent.com>
Acked-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
Link: https://patch.msgid.link/20260822120308.1165200-3-alice.kernel@fastmail.im
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools')
| -rwxr-xr-x | tools/testing/selftests/net/big_tcp_tunnels.sh | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/tools/testing/selftests/net/big_tcp_tunnels.sh b/tools/testing/selftests/net/big_tcp_tunnels.sh index 9b7d0456bcc1..e0b41f394ebb 100755 --- a/tools/testing/selftests/net/big_tcp_tunnels.sh +++ b/tools/testing/selftests/net/big_tcp_tunnels.sh @@ -17,11 +17,18 @@ CLIENT_IP6="2001:db8::1:2" CLIENT_IP4_TUN="192.168.2.2" CLIENT_IP6_TUN="2001:db8::2:2" -: "${PACKETS_THRESHOLD:=1000}" - # Kselftest framework requirement - SKIP code is 4. ksft_skip=4 +if [ -z "$PACKETS_THRESHOLD" ]; then + if [ "$KSFT_MACHINE_SLOW" = yes ]; then + echo 'Debug kernel detected, lowering the default threshold' + PACKETS_THRESHOLD=100 + else + PACKETS_THRESHOLD=1000 + fi +fi + setup() { ip netns add "$SERVER_NS" ip netns add "$CLIENT_NS" |