[    1.647442] iptables (234) used greatest stack depth: 12872 bytes left
[    1.866445] ip (256) used greatest stack depth: 12352 bytes left
[   51.027405] netem: version 1.3
[  114.100029] ip (2742) used greatest stack depth: 12312 bytes left
[  493.482856] ip (8926) used greatest stack depth: 12296 bytes left