Best way to debug an Intel Core i5 hang - likely graphics (possibly power) related

[Mulyadi Santosa]

Hi ! :)

On Thu, Feb 2, 2012 at 05:11, Graeme Russ <graeme.russ at gmail.com> wrote:
> For anyone still following this thread, I just had another thought as to
> what may be the problem (although I have not tried it yet) - SDRAM timing.

that CAS (latency) timing, right?

> I am using Strontium DIMMs (hynix chips) which typically have 'lower'
> spec'd timings. Now the BIOS should pick up the correct timings by reading
> the DIMM's SPD data so the chance the timings are 'wrong' is probably
> pretty low, but I'll check. I may even wind the timing down _lower_ than
> the SDRAM is spec'd at (can't hurt)

you need something that shall hammer memory.... repetitive kernel
compilation with "make allyesconfig" perhaps?

> I'll be a bit peeved if that turns out to be it now that I've forked out
> another $100 odd for a new MB :(

like old saying "no pain no gain"? :) But really, you get my
salute.... who knows it will end up with excellent suggestion toward
memory subsystem in Linux virtual memory?

-- 
regards,

Mulyadi Santosa
Freelance Linux trainer and consultant

blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com