On Fri, Oct 26, 2001 at 11:48:56AM -0700, rick norman wrote:
> I guess my question then is why did I need to stop the stream and restart
> it before it would show up in the pipe? It seems that if I repeatedly flush,
I cannot reproduce the problem from your description.
If you can post the exact sequence of actions that causes
the behaviour in a reproducible way, then we can try and see
what is going wrong.
Please include os version, the ping command and the ifconfig of relevant
interfaces.
cheers
luigi
> delete pipes, reinstall pipes, without stopping the data stream, that I get
> into
> a state where no data will register in the pipes until I stop and restart the
> stream.
>
> Rick
>
> Luigi Rizzo wrote:
>
> > On Fri, Oct 26, 2001 at 10:22:48AM -0700, rick norman wrote:
> > > Hi,
> > >
> > > I seem to get inconsistent outputs from the same dummynet
> > > stat query. Following is the output from two different queries :
> > >
> > > bash-2.05$
> > > bash-2.05$ ipfw pipe 3 show
> > > 00003: unlimited 0 ms 2048 B 0 queues (1 buckets) droptail
> > > mask: 0x00 0x00000000/0x0000 -> 0x00000000/0x0000
> > > bash-2.05$
> > > bash-2.05$ ipfw pipe 3 show
> > > 00003: unlimited 0 ms 2048 B 1 queues (1 buckets) droptail
> > > mask: 0x00 0x00000000/0x0000 -> 0x00000000/0x0000
> > > BKT Prot ___Source IP/port____ ____Dest. IP/port____ Tot_pkt/bytes
> > > Pkt/Byte Drp
> > > 0 icmp 127.0.31.1/0 127.0.31.1/0 3139 1695060 0
> > > 0 0
> > > bash-2.05$
> > >
> > > The only difference between the two dumps is that a flood ping
> > > was stopped and then restated.
> > > In both cases, the same ruleset and dummynet pipes were in effect. I
> > > am using flood pings for a data stream in both cases. The first dump
> > > is after a flush and reinstallation of the pipe rules. The data stream
> > > was
> > > running while the rules were being installed. The ping was then stopped
> > >
> > > and restarted followed by the second stat query. My question is why
> > > didn't
> > > the stats reflect the stream until it had been stopped and restarted ?
> >
> > i actually doubt that any traffic went throught he pipe before
> > the first "ipfw pipe show" or you would have seen it.
> > packets are accounted for immediately as they go through.
> >
> > cheers
> > luigi
>
>
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