On Tue, 2006-06-20 at 01:15 +1000, Con Kolivas wrote:
> On Tuesday 20 June 2006 00:59, Brice Figureau wrote:
> > On Mon, 2006-06-19 at 16:17 +0200, Vincent Vanackere wrote:
> > > On 6/19/06, Brice Figureau <[email protected]> wrote:
> > > > It seems that TCP inbound transfers (using either curl, or scp) are
> > > > really slow except when issued on our gigabit LAN.
> > >
> > > Could you try the following to see if it cures your problem ?
> > >
> > > echo 0 > /proc/sys/net/ipv4/tcp_window_scaling
> >
> > Yes, that fixed it:
> > [snipped]
> > Did something has changed between 2.6.16 and 2.6.17 regarding TCP window
> > scaling ?
> >
> > I remember a discussion on lklm aroung 2.6.7 or so that finally ended as
> > a bug in a firewall that wasn't handling TCP window scaling gracefully.
> > That's certainly my case, I'll will have a look to that.
>
> See:
>
> http://kerneltrap.org/node/6723
Thanks for the pointer and sorry for the noise.
--
Brice Figureau
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