[geeks] memtest86 question (are correctable ECC errors, errors?)

[Patrick Giagnocavo]

On Sep 26, 2007, at 2:05 AM, Jonathan C. Patschke wrote:

> On Wed, 26 Sep 2007, Patrick Giagnocavo wrote:
>
>> I have been running memtest86 against a 16GB RAM , dual Opteron 248
>> CPU system for almost 5 hours.
>>
>> During that time, there have been no errors, but, there have been 215
>> ECC errors, all of which were corrected.
>
> That's an -awful- lot for only 5 hours of testing time.  You should  
> see
> approximately zero.  $ork has a couple of 64GB systems, and they  
> take a
> large chunk of a day to do a full run of memtest86.  The goal of  
> burn-in
> for those systems is zero errors over the course of a week.
>

I did some more research, and apparently, memtest86 will in some  
cases show you ECC errors on certain Tyan Opteron mobos etc.

Will install either Solaris, CentOS5 or OpenSolaris with XVM on it  
and see what happens.

Cordially

Patrick Giagnocavo
patrick at zill.net