[   30.684987][  T267] ip (267) used greatest stack depth: 24112 bytes left
[   31.258332][  T271] ip (271) used greatest stack depth: 24024 bytes left
[   31.550442][  T273] ip (273) used greatest stack depth: 22752 bytes left
[  333.559563][ T2117] netem: version 1.3