X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (unknown [64.117.224.193]) by svr1.postgresql.org (Postfix) with ESMTP id 1F0483102EC for ; Fri, 27 Jun 2003 20:49:30 +0000 (GMT) Received: from svr1.postgresql.org ([64.117.224.193]) by localhost (svr1.postgresql.org [64.117.224.193]) (amavisd-new, port 10024) with ESMTP id 33369-07 for ; Fri, 27 Jun 2003 17:49:19 -0300 (ADT) Received: from mailhost3.tudelft.nl (mailhost3.tudelft.nl [130.161.180.83]) by svr1.postgresql.org (Postfix) with ESMTP id 6F6BA31026F for ; Fri, 27 Jun 2003 17:49:19 -0300 (ADT) Received: from 127.0.0.1 (localhost [127.0.0.1]) by rav.antivirus (Postfix) with SMTP id 3420B53A; Fri, 27 Jun 2003 22:49:19 +0200 (MEST) Received: from listserv.tudelft.nl (listserv.tudelft.nl [130.161.180.33]) by mailhost3.tudelft.nl (Postfix) with ESMTP id 5B8EC539; Fri, 27 Jun 2003 22:49:18 +0200 (MEST) Received: from acm (x193056-2.shuis-s.tudelft.nl [145.94.193.58]) by listserv.tudelft.nl (8.12.8p1/8.12.8) with ESMTP id h5RKn3Db024520; Fri, 27 Jun 2003 22:49:16 +0200 (MEST) From: "Arjen van der Meijden" To: , "'Patrick Hatcher'" , Subject: Re: Memory question Date: Fri, 27 Jun 2003 22:49:17 +0200 Message-ID: <004901c33ced$98cf6430$3ac15e91@acm> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.2627 In-Reply-To: <200306271254.51441.josh@agliodbs.com> Importance: Normal X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 X-Archive-Number: 200306/197 X-Sequence-Number: 2281 > The "used" figure in Top doesn't really tell you anything, > since it includes > the kernel buffer which tries to take up all available > memory. If you > actually look at the list of processes, I think you'll find > that you're only > using 1-2% of memory for applications. > > I'm not sure what app would show your "real" free memory. The command 'free' shows what you like to know: $ free total used free shared buffers cached Mem: 1551480 1505656 45824 0 101400 1015540 -/+ buffers/cache: 388716 1162764 Swap: 524264 23088 501176 The used/free amounts on the second line are the interesting ones in this case. Arjen