Re: Possible BUG in IPv4 TCP window handling, all recent 2.4.x/2.6.x kernels

From: Alexey Kuznetsov
Date: Fri Sep 02 2005 - 08:49:13 EST


Hello!

> If you overflow the socket's memory bound, it ends up calling
> tcp_clamp_window(). (I'm not sure this is really the right thing to do
> here before trying to collapse the queue.)

Collapsing is too expensive procedure, it is rather an emergency measure.
So, tcp collapses queue, when it is necessary, but it must reduce window
as well.

Alexey
-
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/