On 2005-07-12 16:38, Roman Kurakin <[EMAIL PROTECTED]> wrote: > Hi, > > I am starting to investigate some net problem and I wonder if this > problem seen/known. > The problem was observed with ce(4) (Cronyx Tau32-PCI/Lite, > it is not in the tree yet, but similar to cp(4)/ctau(4) devices) and > sppp(4). > If you run usual ping you will see normal delay which is much less than > 1sec. > But if you run flood ping, stop it, and run normal ping again you'll see > delay > about one sec. > > ping x.x.x.x > delay << 1 sec > ping -f x.x.x.x > average delay << 1 sec > ping x.x.x.x > delay ~ 1 sec > > This was seen on FreeBSD 4.11 stable. > > Any ideas? Does any body observed such behaviour in other environment?
Is it possible that flood ping hits an icmp rate-limiting watermark and then every subsequent icmp packet gets penalized with a delay until a fair amount of time passes? _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "[EMAIL PROTECTED]"
