Received: from localhost (uranus.hub.org [200.46.204.60]) by postgresql.org (Postfix) with ESMTP id 5A7389F9AD7 for ; Sun, 19 Nov 2006 02:51:18 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.60]) (amavisd-new, port 10024) with ESMTP id 08059-05 for ; Sun, 19 Nov 2006 02:51:16 -0400 (AST) X-Greylist: from auto-whitelisted by SQLgrey- Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130]) by postgresql.org (Postfix) with ESMTP id 8712B9F94EA for ; Sun, 19 Nov 2006 02:51:15 -0400 (AST) Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1]) by sss.pgh.pa.us (8.13.6/8.13.6) with ESMTP id kAJ6p5MQ006029; Sun, 19 Nov 2006 01:51:05 -0500 (EST) To: "Craig A. James" cc: Richard Troy , Richard Huxton , Russell Smith , pgsql-performance@postgresql.org Subject: Re: Postgres server crash In-reply-to: <455FFD02.1060503@modgraph-usa.com> References: <455FFD02.1060503@modgraph-usa.com> Comments: In-reply-to "Craig A. James" message dated "Sat, 18 Nov 2006 22:43:14 -0800" Date: Sun, 19 Nov 2006 01:51:05 -0500 Message-ID: <6028.1163919065@sss.pgh.pa.us> From: Tom Lane X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200611/156 X-Sequence-Number: 21926 "Craig A. James" writes: > Here's something I found googling for "memory overcommitment"+linux > http://archives.neohapsis.com/archives/postfix/2000-04/0512.html That might have been right when it was written (note the reference to a 2.2 Linux kernel), but it's 100% wrong now. 0 is the default, not-safe setting. regards, tom lane