On Wed, Mar 04, 2009 at 10:05:53PM +0100, Sebastian Mellmann wrote: > > > On Wed, Mar 04, 2009 at 08:17:05PM +0100, Sebastian Mellmann wrote: > > > >> Hi everyone! > >> > >> I hope this is the right place to ask. > >> > >> I've got a IPFW ruleset that looks like this: > >> > >> cmd=ipfw > >> bottleneck_bandwidth=100Mbit/s > >> in_if="em0" > >> > >> $cmd pipe 500 config bw $bottleneck_bandwidth > >> $cmd add pipe 500 all from any to any via $in_if > >> > > > > the delay that a packet experiences corresponds to len/bandwidth, > > often rounded up to the next clock tick (1ms is the default). > > You get one delay inbound, one delay outbound, so that's 2ms. > > > > > Is there any chance to change this clock tick to a lower value? > I think it's the 'HZ=' option in the kernel config isn't it?
yes. i believe there is a tunable (so you don't need to rebuild the kernel) but i do not remember exactly which one. cheers luigi _______________________________________________ freebsd-ipfw@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-ipfw To unsubscribe, send any mail to "freebsd-ipfw-unsubscr...@freebsd.org"