Re: gEDA-user: PCB is extremely slow

[Dave McGuire <mcguire@xxxxxxxxxxxxx>]

On Oct 7, 2005, at 5:36 PM, Darrell Harmon wrote:
> > I am editing Ronja Twister
> > http://ronja.twibright.com/schematics/twister.pcb
> > And it sometimes takes 30 seconds to redraw (during which PCB doesn't
> > react). My machine has 1500MHz CPU and 0.5GB of RAM and nothing
> > CPU intensive is running there besides.
> >
> > Do you have also this problem? Is it possible to optimize PCB somehow
> > to not grind down this way? I can't imagine making a 8-layer 
> > motherboard
> > in this, it would take like 1 year to redraw...
>
> I have no problems on my 1GHz AMD athlon machine with the GTK version. 
> It
> even runs decently fast on my PII 366MHz laptop. I downloaded your 
> file,
> and it is much slower than any pcb file I have ever loaded, but it only
> takes about 3 seconds to redraw. For comparison, DSPcard redraws 
> instantly.

  This made me curious, so I downloaded and tried it too.  Twister sure 
is a dense board!  It redraws instantly on an Ultra60 here (dual 
360MHz/4MB cache US-II processors, Solaris9).  I'm using the gtk 
version of PCB.

           -Dave

--
Dave McGuire            "You'll have to be a lot more specific than 
'that
Cape Coral, FL              girl last night.'"    -Ted McFadden