[    2.633078] ip (282) used greatest stack depth: 12368 bytes left
[    5.122973] ip (475) used greatest stack depth: 12352 bytes left
[   53.148657] netem: version 1.3
[   93.060731] ip (2467) used greatest stack depth: 12312 bytes left
[  205.452591] ip (3441) used greatest stack depth: 12040 bytes left