linux-kernel - [PATCH net-next 3/8] selftests: mptcp: lib: stats: remove nstat rate columns

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20251114-net-next-mptcp-sft-count-cache-stats-timeout-v1-3-863cb04e1b7b@kernel.org>
Date: Fri, 14 Nov 2025 19:12:07 +0100
From: "Matthieu Baerts (NGI0)" <matttbe@...nel.org>
To: Mat Martineau <martineau@...nel.org>, Geliang Tang <geliang@...nel.org>, 
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
 Simon Horman <horms@...nel.org>, Shuah Khan <shuah@...nel.org>
Cc: netdev@...r.kernel.org, mptcp@...ts.linux.dev, 
 linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org, 
 "Matthieu Baerts (NGI0)" <matttbe@...nel.org>
Subject: [PATCH net-next 3/8] selftests: mptcp: lib: stats: remove nstat
 rate columns

With the MPTCP selftests, the nstat daemon is not used. It means that
the last column (the rate) is always 0.0, and that's not something
interesting to display.

Then, this last column can be filtered out.

Acked-by: Paolo Abeni <pabeni@...hat.com>
Signed-off-by: Matthieu Baerts (NGI0) <matttbe@...nel.org>
---
 tools/testing/selftests/net/mptcp/mptcp_lib.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/testing/selftests/net/mptcp/mptcp_lib.sh b/tools/testing/selftests/net/mptcp/mptcp_lib.sh
index 4a26d4150603..c5571100f797 100644
--- a/tools/testing/selftests/net/mptcp/mptcp_lib.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_lib.sh
@@ -390,9 +390,9 @@ mptcp_lib_nstat_init() {
 mptcp_lib_nstat_get() {
 	local ns="${1}"

-	# filter out non-*TCP stats
+	# filter out non-*TCP stats, and the rate (last column)
 	NSTAT_HISTORY="/tmp/${ns}.nstat" ip netns exec "${ns}" nstat |
-		grep Tcp > "/tmp/${ns}.out"
+		grep -o ".*Tcp\S\+\s\+[0-9]\+" > "/tmp/${ns}.out"
 }

 # $1: ns, $2: MIB counter

-- 
2.51.0