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
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