[    2.065929] ip (263) used greatest stack depth: 12568 bytes left
[    2.162843] ip (273) used greatest stack depth: 12352 bytes left
[   42.230734] ip (1682) used greatest stack depth: 12312 bytes left
[   53.376325] ip (2105) used greatest stack depth: 12248 bytes left
[   53.643510] netem: version 1.3