[   28.959608][  T259] ip (259) used greatest stack depth: 24064 bytes left
[   31.948423][  T273] ip (273) used greatest stack depth: 23664 bytes left
[  416.946792][ T2387] netem: version 1.3
[ 2277.775472][T12993] tc (12993) used greatest stack depth: 22856 bytes left