[   36.272543][  T269] ip (269) used greatest stack depth: 23776 bytes left
[   36.792228][  T272] ip (272) used greatest stack depth: 23664 bytes left
[   57.536265][  T394] ip (394) used greatest stack depth: 23456 bytes left
[  424.908197][ T2382] netem: version 1.3