Yeb Havinga <yebhavi...@gmail.com> writes:
> Just reading up on this interesting thread. WFIW, 2 years ago I and a
> collegue of mine did a hardware comparison of early Intel and AMD
> desktop quadcore processors to run postgres database, with most other
> parts comparable. The intel processor was 20 to 30 % faster in cpu
> operations to the (first generation) Phenom at almost everything, except
> at index creation. The test that the AMD finished in a few minutes, we
> had to stop on the Intel because it simply didn't finish. We double
> checked configuration settings and could not find explainable
> differences. I hesitate to post this information here, because its hard
> to believe that an actual big difference between the processors exists,
> and it more likely was something in our test setup. Still: the
> difference was *only* in index creation, which is kindoff like a qsort yes?
Interesting. Yes, btree index creation is essentially a sort ...
regards, tom lane
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