[    1.935139] ip (256) used greatest stack depth: 12632 bytes left
[    2.154999] ip (269) used greatest stack depth: 12616 bytes left
[    2.275242] ip (278) used greatest stack depth: 12360 bytes left
[    2.389611] ip (287) used greatest stack depth: 12344 bytes left
[   55.029411] netem: version 1.3
[  318.885144] ip (4825) used greatest stack depth: 12032 bytes left
[  619.530269] tc (12617) used greatest stack depth: 11936 bytes left