How to tell whether ECC (memory) is enabled?

[C. P. Ghost]

On Fri, Nov 5, 2010 at 5:09 PM, Thomas Zander
<thomas.e.zander at googlemail.com> wrote:
> Dear,
>
> is there any way to inspect a running STABLE machine for the presence
> or state of ECC memory before an MCA "error detected" message actually
> occurs?
> In comparison when I quickly boot the machine in question with a Linux
> live CD, I find (among other EDAC messages) the following output in
> its dmesg:
>
> ...
> EDAC amd64: ECC is enabled by BIOS, Proceeding with EDAC module initialization
> ...
>
> During POST, die BIOS also tells me that ECC memory is installed, so
> far so good. But I was a little surprised that the FreeBSD kernel
> tells me absolutely nothing about it. Or do I have to tune loader.conf
> variables?

Have you tried 'dmidecode' (as run), from the port sysutils/dmidecode?

> TIA,
> Riggs

-cpghost.

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