[    2.050496] ip (255) used greatest stack depth: 12392 bytes left
[    2.434622] ip (280) used greatest stack depth: 12360 bytes left
[    3.845557] ip (379) used greatest stack depth: 12344 bytes left
[   53.725839] netem: version 1.3
[  326.115752] ip (5020) used greatest stack depth: 12200 bytes left
[  332.686370] ip (5131) used greatest stack depth: 12168 bytes left