[    1.978289] ip (262) used greatest stack depth: 12600 bytes left
[    2.086992] ip (271) used greatest stack depth: 12480 bytes left
[    2.191813] ip (280) used greatest stack depth: 12360 bytes left
[    4.537860] ip (463) used greatest stack depth: 12352 bytes left
[    4.640669] ip (472) used greatest stack depth: 12344 bytes left
[   45.413990] ip (2003) used greatest stack depth: 12312 bytes left
[   52.428851] netem: version 1.3