[    2.309064] ip (285) used greatest stack depth: 12360 bytes left
[    2.411468] ip (294) used greatest stack depth: 12344 bytes left
[   38.878241] ip (1441) used greatest stack depth: 12160 bytes left
[   45.014733] ip (1878) used greatest stack depth: 12064 bytes left
[   55.300015] netem: version 1.3