# cause packets to fail to queue up at $swp3 due to shared buffer
# quotas, and the test to spuriously fail.
#
- # Prevent this by setting the speed of $h2 to 1Gbps.
+ # Prevent this by adding a shaper which limits the traffic in $h2 to
+ # 1Gbps.
- ethtool -s $h2 speed 1000 autoneg off
+ tc qdisc replace dev $h2 root handle 10: tbf rate 1gbit \
+ burst 128K limit 1G
}
h2_destroy()
{
- ethtool -s $h2 autoneg on
+ tc qdisc del dev $h2 root handle 10:
tc qdisc del dev $h2 clsact
host_destroy $h2
}
h3_create()
{
host_create $h3 3
- ethtool -s $h3 speed 1000 autoneg off
}
h3_destroy()
{
- ethtool -s $h3 autoneg on
host_destroy $h3
}
done
done
- for intf in $swp2 $swp3 $swp4 $swp5; do
- ethtool -s $intf speed 1000 autoneg off
+ for intf in $swp3 $swp4; do
+ tc qdisc replace dev $intf root handle 1: tbf rate 1gbit \
+ burst 128K limit 1G
done
ip link set dev br1_10 up
devlink_port_pool_th_restore $swp3 8
- tc qdisc del dev $swp3 root 2>/dev/null
-
ip link set dev br2_11 down
ip link set dev br2_10 down
ip link set dev br1_11 down
ip link set dev br1_10 down
- for intf in $swp5 $swp4 $swp3 $swp2; do
- ethtool -s $intf autoneg on
+ for intf in $swp4 $swp3; do
+ tc qdisc del dev $intf root handle 1:
done
for intf in $swp5 $swp3 $swp2 $swp4 $swp1; do
check_err $? "backlog $backlog / $limit Got $pct% marked packets, expected == 0."
local diff=$((limit - backlog))
pct=$((100 * diff / limit))
- ((0 <= pct && pct <= 10))
+ ((-10 <= pct && pct <= 10))
check_err $? "backlog $backlog / $limit expected <= 10% distance"
log_test "TC $((vlan - 10)): RED backlog > limit"