[    1.970027] ip (281) used greatest stack depth: 12320 bytes left
[   46.077989] netem: version 1.3
[   55.503605] ip (2226) used greatest stack depth: 12272 bytes left
[  340.185645] ip (5447) used greatest stack depth: 12176 bytes left
[  604.196758] ip (14125) used greatest stack depth: 12144 bytes left