[    2.046180] ip (255) used greatest stack depth: 12384 bytes left
[    2.186912] ip (262) used greatest stack depth: 12336 bytes left
[   54.222074] netem: version 1.3
[  114.882726] ip (2753) used greatest stack depth: 12288 bytes left
[  509.732081] ip (10559) used greatest stack depth: 12016 bytes left