[Beowulf] Acceptable rad limits for cluster rooms?
greg.lindahl at qlogic.com
Mon Jun 19 17:52:59 EDT 2006
On Mon, Jun 19, 2006 at 02:45:40PM -0700, Jim Lux wrote:
> >Processor *caches* do have ECC, and since they're more susceptible
> >than the logic, this gets most of the benefit.
> Some caches do, some don't.
You will be hard-pressed to find one you'd use in a Linux cluster that
doesn't have ECC, other than L1 icache which tends to just have parity
and invalidation if there's a single-bit error.
> And it's tough to find out exactly what they mean by ECC.
That's very true, that's usually a secret right up there with the
cache replacement algorithm.
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