[PATCH 5.16 038/227] selftests: netfilter: reduce zone stress test running time

Greg Kroah-Hartman
2022-02-21T09:48:58Z

From: Florian Westphal <fw@strlen.de>

[ Upstream commit c858620d2ae3489409af593f005a48a8a324da3d ]

This selftests needs almost 3 minutes to complete, reduce the
insertes zones to 1000. Test now completes in about 20 seconds.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
tools/testing/selftests/netfilter/nft_zones_many.sh | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/tools/testing/selftests/netfilter/nft_zones_many.sh b/tools/testing/selftests/netfilter/nft_zones_many.sh
index 04633119b29a0..5a8db0b48928f 100755
--- a/tools/testing/selftests/netfilter/nft_zones_many.sh
+++ b/tools/testing/selftests/netfilter/nft_zones_many.sh
@@ -9,7 +9,7 @@ ns="ns-$sfx"
# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4

-zones=20000
+zones=2000
have_ct_tool=0
ret=0

@@ -75,10 +75,10 @@ EOF

while [ $i -lt $max_zones ]; do
local start=$(date +%s%3N)
- i=$((i + 10000))
+ i=$((i + 1000))
j=$((j + 1))
# nft rule in output places each packet in a different zone.
- dd if=/dev/zero of=/dev/stdout bs=8k count=10000 2>/dev/null | ip netns exec "$ns" socat STDIN UDP:127.0.0.1:12345,sourceport=12345
+ dd if=/dev/zero of=/dev/stdout bs=8k count=1000 2>/dev/null | ip netns exec "$ns" socat STDIN UDP:127.0.0.1:12345,sourceport=12345
if [ $? -ne 0 ] ;then
ret=1
break
@@ -86,7 +86,7 @@ EOF

stop=$(date +%s%3N)
local duration=$((stop-start))
- echo "PASS: added 10000 entries in $duration ms (now $i total, loop $j)"
+ echo "PASS: added 1000 entries in $duration ms (now $i total, loop $j)"
done

if [ $have_ct_tool -eq 1 ]; then
@@ -128,11 +128,11 @@ test_conntrack_tool() {
break
fi

- if [ $((i%10000)) -eq 0 ];then
+ if [ $((i%1000)) -eq 0 ];then
stop=$(date +%s%3N)

local duration=$((stop-start))
- echo "PASS: added 10000 entries in $duration ms (now $i total)"
+ echo "PASS: added 1000 entries in $duration ms (now $i total)"
start=$stop
fi
done
--
2.34.1