Extremely slow web page loading to only 1 site ?

[Linuxguy123]

On Tue, 2010-02-09 at 11:49 +0800, Ed Greshko wrote:
> Linuxguy123 wrote:
> > On Tue, 2010-02-09 at 11:25 +0800, Ed Greshko wrote:
> >
> >   
> >> That is starting to stir the synapse....
> >>
> >> The problem is related to what is in the "syn, ack" packet coming from
> >> 12.17.249.39.  In the TCP Options it is sending "Window scale: 0
> >> (multiply by 1)".  I think this is causing problems since later packets
> >> have the TCP data segment being only 92 bytes from 12.17.249.39.
> >>
> >> While the same info is in the "syn, ack" the RHELv4 system seems to deal
> >> with it OK and the TCP data segments from 12.17.249.39 are 1460 bytes.
> >>
> >> The "problem" can be fixed by....
> >>
> >> echo 0 > /proc/sys/net/ipv4/tcp_window_scaling

It loads quickly now.  Problem fixed.  Thanks.