[    1.927499] ip (256) used greatest stack depth: 12376 bytes left
[    2.371338] ip (284) used greatest stack depth: 12344 bytes left
[    3.714828] ip (381) used greatest stack depth: 12328 bytes left
[    9.450924] ip (782) used greatest stack depth: 12288 bytes left
[   56.272163] netem: version 1.3
[   88.761109] ip (2626) used greatest stack depth: 12176 bytes left
[  605.950890] tc (12617) used greatest stack depth: 11920 bytes left