[    2.493591] ip (278) used greatest stack depth: 12344 bytes left
[    8.501091] ip (686) used greatest stack depth: 12288 bytes left
[   59.915936] netem: version 1.3
[  326.910657] ip (5328) used greatest stack depth: 12192 bytes left
[  526.965900] ip (10095) used greatest stack depth: 12032 bytes left
[  612.680445] tc (12959) used greatest stack depth: 11896 bytes left