Re: PostgreSQL on Dual Processors, Dual-Core AMD Chips - Mailing list pgsql-general

From Douglas McNaught
Subject Re: PostgreSQL on Dual Processors, Dual-Core AMD Chips
Date
Msg-id m2d5m2weo6.fsf@Douglas-McNaughts-Powerbook.local
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In response to PostgreSQL on Dual Processors, Dual-Core AMD Chips  ("Onyx" <omueller@i3.com>)
List pgsql-general
"Onyx" <omueller@i3.com> writes:

> Hello Everyone,
> Does anyone know if PostgreSQL supports running on dual processors, and
> will efficiently utilize the dual processors for performance?  More
> specifically, will PostgreSQL utilize the dual processor performance of
> using dual-core AMD chips?  Any information would be helpful...

Each session is an independent non-threaded process, so you won't get
any speedup on a single query.  But multiple sessions can be scheduled
simultaneously on different processors, so in the usual case of many
client connections it will definitely help.

-Doug

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