[    2.174192] ip (279) used greatest stack depth: 12320 bytes left
[   35.562173] ip (1476) used greatest stack depth: 12296 bytes left
[   41.285684] ip (1996) used greatest stack depth: 12224 bytes left
[   47.717593] netem: version 1.3
[  204.198746] ip (3563) used greatest stack depth: 12144 bytes left
[  279.507983] ip (4156) used greatest stack depth: 12128 bytes left