[   33.074521][  T270] ip (270) used greatest stack depth: 23944 bytes left
[   34.143150][  T276] ip (276) used greatest stack depth: 23072 bytes left
[   37.276312][  T294] ip (294) used greatest stack depth: 23008 bytes left
[  387.254371][ T2245] netem: version 1.3