Rick Macklem wrote: > > > On Thu, 5 Nov 2009, Rui Paulo wrote: > >> >> Are you running TSO? >> > I spoke too soon the last time. It appears that the setting of > net.inet.tcp.tso does not have any effect and that the Intel chip > on this machine doesn't do TSO. (I tried swapping it for a 3C905 and > the RSTs are showing up.) > > I guess it was just coincidence that the RSTs seemed to stop happening > for a while after I flipped the sysctl. > > I think the problem is related to the fact that the server end has > started to close down the connection (send a FIN), but the client > doesn't do anything until an RPC shows up and then tried to do a > new connection right after shutting down the old one. (Solaris10 > generates RSTs on the old connection and it seems that somehow > triggers one being sent to the server with the new port# instead > of the old port#.) > > I'm about to try doing a soshutdown() at the time the server sends > the FIN to the client, to see what effect that has. > > I still can't figure out where the pesky RST gets sent or I could > get a stack trace at that point and see what is doing it. > > Having lottsa fun with it, rick not as much fun as we are watching. :-) > > _______________________________________________ > freebsd-current_at_freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org"Received on Sat Nov 07 2009 - 03:57:24 UTC
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