Re: [patch] bug fix & TCP networking performance improvements

[Matthias Drochner <M.Drochner%fz-juelich.de@localhost>]

tls%panix.com@localhost said:
> I don't see any such change in our patch.  Could you point it out?

Here (in your devel-vtw-diff1 file):

@@ -3231,9 +3492,9 @@ tcp_xmit_timer(struct tcpcb *tp, uint32_
                 * an alpha of .875 (srtt = rtt/8 + srtt*7/8 in fixed
                 * point).  Adjust rtt to origin 0.
                 */
-               delta = (rtt << 2) - (tp->t_srtt >> TCP_RTT_SHIFT);
+               delta = (rtt << 0) - (tp->t_srtt >> TCP_RTT_SHIFT);
                if ((tp->t_srtt += delta) <= 0)
-                       tp->t_srtt = 1 << 2;
+                       tp->t_srtt = 1; // 1 << 2;
                /*
                 * We accumulate a smoothed rtt variance (actually, a
                 * smoothed mean difference), then set the retransmit

best regards
Matthias



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