[    2.064881] ip (278) used greatest stack depth: 12320 bytes left
[    8.381607] ip (818) used greatest stack depth: 12048 bytes left
[   47.888547] netem: version 1.3
[  480.267971] ip (8755) used greatest stack depth: 12000 bytes left
[  558.353541] tc (11902) used greatest stack depth: 11872 bytes left