In article <pine.neb.4.64.1602261452000.28...@6bone.informatik.uni-leipzig.de>, <6b...@6bone.informatik.uni-leipzig.de> wrote: >Hello, > >On my router tcpdump uses always 100% CPU. > > PID USERNAME PRI NICE SIZE RES STATE TIME WCPU CPU COMMAND > 3403 _tcpdump 38 0 19M 3016K RUN/6 0:24 98.08% 70.02% tcpdump > 0 root 0 0 0K 1182M CPU/7 49:35 0.00% 3.76% [system] > >The problem also occurs when tcpdump is listening on an interface >with no network traffic. Therefore, it can not be a load problem. > >The problem does not occur on all interfaces. > >ixg(0|1), bnx(0|1) and tap(0|1) are affected. > >lo0, stf0 and vlan* are not affected. > > >System is: NetBSD 7.0_STABLE > >Any idea what could be the problem? > > >Thank you for your efforts.
ktrace please? christos