[    1.902273] ip (256) used greatest stack depth: 12616 bytes left
[    1.937874] ip (259) used greatest stack depth: 12392 bytes left
[    2.255303] ip (278) used greatest stack depth: 12360 bytes left
[    2.375422] ip (287) used greatest stack depth: 12344 bytes left
[   55.458133] netem: version 1.3
[   65.427177] ip (2374) used greatest stack depth: 12304 bytes left
[  292.329281] ip (4397) used greatest stack depth: 12192 bytes left
[  555.266201] ip (11577) used greatest stack depth: 12064 bytes left