On Thu, 9 Sep 2004, Ronan Cunniffe wrote:
> Almost certainly switch it off.
Hmm, doesnt that depend?
> Intel's answer was to create *two* feeds into the mouth of the
> pipe, to keep it fed with useful work. From the outside, it looks
> like two processors, but if you get at most a 30% speed advantage,
> and only if the two threads aren't trying to do the same kind of
But if you have different tasks and/or tasks that arent cache
intensive (eg mostly IO), isnt it better on?
> I manage Xeon machines currently being used for Monte Carlo
> simulations - a few short tests showed that HT on definitely wasn't
> better, might be worse.
But isnt HT a win for server workloads?
Paul Jakma paul at clubi.iepaul at jakma.org Key ID: 64A2FF6A
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