[rescue] ECC [was: Re: WOT: Ebay changes to IBM from SunE10Kservers?]
Jonathan C. Patschke
jp at celestrion.net
Mon Jul 14 10:24:48 CDT 2003
On Mon, 14 Jul 2003, Curtis H. Wilbar Jr. wrote:
> Are you using an i840 based motherboard with one or more MTH (Memory
> translator hub) chips ??? Essentially grafting SDRAM memory onto
> a chip meant for RDRAM ?
An i820, but, yes.
> I've heard about the instability of this, and I have a dual proc
> motherboard with two of these chips on it.
The instability is as-documented. Put the system under high load, and
it will reboot. Turn on a fluorescent light in the room, and the system
> If you have other DIMMS around, try other DIMMS. Oddly enough as I
> recall it either likes slower PC100 or faster PC133... (one would
> think it might be the other way around... CAS3 PC133 being very
> similar to CAS2 PC100).
The system has been flaky with every SIMM I've tried in it. It is a
lost cause, and I will post pictured of its destruction upon
> Do you also know that all the RAM is good ? I can highly recommend
> memtest86 (free, powerfull... and most of all usefull !).
I'll give it a shot, but it's far too good of a textbook example of MTH
instability for me to blame anything else.
BTW, eventually i'll get off my ass and send you that PROM and money.
Jonathan Patschke ) "Leave your lawsuits at home. I have guns."
Elgin, TX ( --"Kountry" Mike Lundgren
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