[    1.891194] ip (251) used greatest stack depth: 12624 bytes left
[    1.970784] ip (256) used greatest stack depth: 12400 bytes left
[    2.181771] ip (272) used greatest stack depth: 12368 bytes left
[    2.410283] ip (290) used greatest stack depth: 12352 bytes left
[   53.344033] netem: version 1.3
[  365.985150] ip (5746) used greatest stack depth: 12296 bytes left
[  406.784218] ip (7069) used greatest stack depth: 12200 bytes left