Re: rcv_wnd = init_cwnd*mss

From: Prasanna Meda
Date: Thu Oct 28 2004 - 20:05:50 EST


"David S. Miller" wrote:

> On Wed, 27 Oct 2004 23:15:48 -0700
> "Meda, Prasanna" <pmeda@xxxxxxxxxx> wrote:
>
> > Thanks, still it is unclear to me why are we
> > downsizing the advertised window(rcv_wnd) to cwnd?
> > To defeat disobeying sender, or something like below?
>
> There is never any reason to advertise a receive window
> larger than the initial congestion window of the sender
> could ever be.
>
> Setting it properly like this also makes sure that we do
> receive window update events at just the right place as
> the sender starts sending us the initial data frames.

That makes sense!

But are we coping with cwnd increase on sender?
Looks rcv rwnd s updated by only 1 pkt at time.


Thanks,
Prasanna.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/