From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Watson Date: Fri, 20 Jun 2003 15:20:05 +0000 Subject: Re: [LARTC] HTB Kernel log (cl && cl->un.leaf.q->q.qlen) Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: lartc@vger.kernel.org I was recreating the qdiscs so that changes would be picked up automatically and not disturb the rrdtool generation, I've switched to a counter and cut out the resets. I did do a lot of ping tests and cannot replicate losing packets however. Thanks At 21:55 18/06/2003 +0200, you wrote: >On Wednesday 18 June 2003 21:17, Giannis Stoilis wrote: > > Stef Coene wrote: > > > On Wednesday 18 June 2003 20:53, Giannis Stoilis wrote: > > >>Never mind that. The most important issue here is that when you delete > > >>your queues, any packet that happens to pass through them at that time, > > >>are LOST! > > > > > > Are you sure? I never tested it. > > > > This is how I know it: > > I constantly ping my linux server from another pc. At some poing I > > delete and recreate my queues. From the pc that pings my linux server, I > > can see the replies coming, and at the point of the restart I have > > missed pinging replies and at the point after the qdisc creation, I can > > see the icmp replies coming back again. > > Either every packet is lost at qdisc removal, or something else, same as > > nasty, is happening... > > You should try it and see... > > Also, if you have monitor_tc running at that time, you can see it dump > > some nice negative values... >:) >That's because the counters are resetten so the values are negative at that >time. But that will not say are packets are gone. However, your ping test >proves it. > >Stef > >-- > >stef.coene@docum.org > "Using Linux as bandwidth manager" > http://www.docum.org/ > #lartc @ irc.oftc.net > >_______________________________________________ >LARTC mailing list / LARTC@mailman.ds9a.nl >http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://lartc.org/ _______________________________________________ LARTC mailing list / LARTC@mailman.ds9a.nl http://mailman.ds9a.nl/mailman/listinfo/lartc HOWTO: http://lartc.org/