Re: 64bits or 32 bits on ESX? - Mailing list pgsql-general

From Vincenzo Romano
Subject Re: 64bits or 32 bits on ESX?
Date
Msg-id 3eff28921001210425l2f0f621dn450966b64a833daf@mail.gmail.com
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In response to Re: 64bits or 32 bits on ESX?  (Bjørn T Johansen <btj@havleik.no>)
List pgsql-general
2010/1/21 Bjørn T Johansen <btj@havleik.no>:

> I also thought that the fact the 64bit system can move more data in parallell would also make the system faster....

That's true ad the chip level (registers and cache).
Anything else depends on the surrounding hardware (design and implementation).
A 32bit system with a good SAS subsystem can outperform a 64bit one
with poor PATA disks.

--
Vincenzo Romano
NotOrAnd Information Technologies
NON QVIETIS MARIBVS NAVTA PERITVS

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