[Beowulf] ECC exerciser/exorciser?

[Mark Hahn]

> Regarding numactl, we are using it and shows good results:
>
> numactl --hardware
> available: 3 nodes (0-2)
> node 0 size: 57280 MB
> node 0 free: 32579 MB
> node 1 size: 57255 MB
> node 1 free: 55920 MB
> node 2 size: 16371 MB
> node 2 free: 16140 MB
>
> (on a 128GB system, SLES10SP1)

sounds like an altix.  yes, it works fine on our 64 node altix as well.
what I'm wondering is how widespread it is to find commodity PCs that 
have inconsistent numactl output.

incidentally, do you use node memory availability 
to balance job/thread placement?