[   47.708860][  T356] ip (356) used greatest stack depth: 24144 bytes left
[  369.274366][ T2248] netem: version 1.3
[  532.030553][ T2924] iptables (2924) used greatest stack depth: 23768 bytes left
[ 2147.462769][T12649] tc (12649) used greatest stack depth: 23520 bytes left