[   27.173239][  T270] ip (270) used greatest stack depth: 24056 bytes left
[   27.436162][  T272] ip (272) used greatest stack depth: 24032 bytes left
[   28.543545][  T281] ip (281) used greatest stack depth: 23152 bytes left
[  301.170916][ T2142] netem: version 1.3