Re: PROBLEM: 128M memory OK, but with 192M sound card es1391 trouble

[=?ISO-8859-1?Q?Joel_Franco_Guzm=E1n?=]

On Thu, 18 Jan 2001, Stefan Ring wrote:

> On Wed, 17 Jan 2001, Joel Franco Guzmán wrote:
>
> > With 128M the problem is not present, but with 192M it is. The only
> > difference is the memory quantity, or in other words, the additional slot
> > occupied by the new memory card.
>
> >    - ASUS P299 (Chipset i440ZX). Note: the i440ZX don't support officially
> > the coppermine processor at 133Mhz FSB.
>
> I know that increasing the number of DIMMs on your board will require
> speedier RAMs on ASUS boards with some sort of an i440 chipset. This may
> well be the case for just about every other MB, it's only that I don't
> know specifically about these other boards.

This means that a modules will work at more high MHZ?

>
> 133MHz is damn fast, and you need really good RAMs to keep up to that.
> In fact, most of the cheap modules sold as "PC133" can't cope with it,
> and you just got PC100. That's asking for trouble! As you add more
> modules, it gets even more critical.

OK. the 2 modules are PC100.
But why the system works with the 2.2.18 kernel perfectly?
It's by this, that i think that the problem is in new kernel.

>
> Do extensive testing before actually using such a system. The best testing
> that I know of is compiling large source trees with 2.2.x (I don't know
> about 2.4.x -- I DO know that 2.0.x won't turn up problems as easily
> because the buffer cache grows out of bounds) for hours and hours (10h
> minimum, 48h or more desirable). Make sure that there is enough "free"
> memory at all time (not cached, but really "free"). Also make sure that
> the temperature inside your computer is slightly higher than in actual use
> to put maximum stress on the RAMs.
>
> You may be able to get away by just increasing the SDRAM timings if you
> are running 2-2-2.

I use 3-3-3 to have security that i'm not forcing the memory modules.
with 2-2-2 i've troubles.

thank you.

>

-- 
    Joel Franco Guzmán
GDS - Global Dynamic Systems
   [e-mail]
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