[   31.290638][  T262] ip (262) used greatest stack depth: 24640 bytes left
[   31.700213][  T265] ip (265) used greatest stack depth: 24288 bytes left
[   32.617010][  T271] ip (271) used greatest stack depth: 23504 bytes left
[  299.994678][ T2140] netem: version 1.3