Re: Justification for the use of 9-bit wide RAM modules

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Article #909

#909

From: Wilko Bulte
Date: Wed, 12 Jul 1995 00:00

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cdewick@orb.apana.org.au (Craig Dewick) writes:


>I never knew that the kernel logged not only the location details but also
>the number of the RAM module as shown on the 3/80 schematic! 

neat huh?

>Anyway, I'm a little confused as to how this error was actually detected,
>and since it hasn't occured again would I be right to assume that it might
>have been a random thing and not a *real* RAM problem? I was under the

COuld just be a 'soft' error.

>impression that RAM integrity checking was only ever done as part of the
>power-on self test. 

No, the parity logic is working round the clock. It wouldn't make much
sense on systems who have 100s of days uptimes otherwise.


>Craig.
>     Craig Dewick, located in Sydney, Australia. cdewick@orb.apana.org.au

Wilko

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From: wilko@yedi.iaf.nl (Wilko Bulte)
Subject: Re: Justification for the use of 9-bit wide RAM modules
Date: 1995/07/12
Message-ID: <DBM6zs.nq@yedi.iaf.nl>
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