X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (av.hub.org [200.46.204.144]) by svr1.postgresql.org (Postfix) with ESMTP id BF508D8815 for ; Fri, 9 Sep 2005 03:59:35 -0300 (ADT) Received: from svr1.postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 81056-08 for ; Fri, 9 Sep 2005 06:59:32 +0000 (GMT) Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130]) by svr1.postgresql.org (Postfix) with ESMTP id 976B1D8813 for ; Fri, 9 Sep 2005 03:59:31 -0300 (ADT) Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1]) by sss.pgh.pa.us (8.13.1/8.13.1) with ESMTP id j896wGSf007660; Fri, 9 Sep 2005 02:58:17 -0400 (EDT) To: "wisan watcharinporn" Cc: pgsql-performance@postgresql.org Subject: Re: please comment on cpu 32 bit or 64 bit In-reply-to: References: Comments: In-reply-to "wisan watcharinporn" message dated "Fri, 09 Sep 2005 05:54:15 -0000" Date: Fri, 09 Sep 2005 02:58:16 -0400 Message-ID: <7659.1126249096@sss.pgh.pa.us> From: Tom Lane X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0.006 required=5 tests=[AWL=0.006] X-Spam-Level: X-Archive-Number: 200509/118 X-Sequence-Number: 14426 "wisan watcharinporn" writes: > comment on postgresql (8.x.x) performance on cpu AMD, INTEL > and why i should use 32 bit or 64 cpu ? (what the performance difference) For most database applications, you're better off spending your money on faster disk drives and/or more RAM than on a sexier CPU. Maybe your application doesn't follow that general rule --- but since you told us exactly zero about what your application is, this advice is worth what you paid for it ... regards, tom lane