[    1.874494] ip (256) used greatest stack depth: 12392 bytes left
[    2.207391] ip (275) used greatest stack depth: 12360 bytes left
[    7.424930] ip (681) used greatest stack depth: 12344 bytes left
[   37.834158] ip (1554) used greatest stack depth: 12288 bytes left
[   52.338788] netem: version 1.3
[  113.315025] ip (2904) used greatest stack depth: 12064 bytes left