New installation painfully slow - how to investigate?

[Craig White]

On Fri, 2005-12-30 at 23:54 -0800, Kenneth wrote:
> > The new Mandriva 2006 install I just finished is painfully slow in some 
> > applications, particularly Firefox, Konqueror, and Kmail ... much slower 
> > than my old Mandrake 8.1 system.  I have 512 Meg of Ram and 1 Gig of swap 
> > and nothing else running while I do these operations one at a time.  What 
> > would be the recommended procedure to try to investigate and remedy this 
> > problem?  
> 
> I would narrow it down as much as possible first.  Are the apps slow to
> start, or slow running after they're up?  Is the CPU usage high when it's
> slow?
> 
> In my experience, it's usually a driver issue of some type.  On one system
> the kernel guessed the motherboard chipset incorrectly and the disk
> performance was worse than abysmal.
> 
> Video and sound drivers seem to often cause problems if everything isn't
> perfect.
-----
it almost sounds like an ipv6 problem.

try adding this to /etc/modprobe.conf

alias net-pf-10 off

and rebooting

see if that helps. I ended up having to do that on my dns server because
that caused dns to be S - L - O - W

Craig