[   30.649631][  T258] ip (258) used greatest stack depth: 24032 bytes left
[   32.974887][  T269] ip (269) used greatest stack depth: 24000 bytes left
[   37.154895][  T293] ip (293) used greatest stack depth: 23344 bytes left
[  367.831508][ T2116] netem: version 1.3