Received: from maia.hub.org (unknown [200.46.204.183]) by mail.postgresql.org (Postfix) with ESMTP id C0FF1632B94 for ; Fri, 26 Mar 2010 21:06:16 -0300 (ADT) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.183]) (amavisd-maia, port 10024) with ESMTP id 46428-09 for ; Sat, 27 Mar 2010 00:06:06 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mail-gw0-f46.google.com (mail-gw0-f46.google.com [74.125.83.46]) by mail.postgresql.org (Postfix) with ESMTP id 0E3876329D4 for ; Fri, 26 Mar 2010 21:05:27 -0300 (ADT) Received: by gwaa18 with SMTP id a18so2952507gwa.19 for ; Fri, 26 Mar 2010 17:05:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:received:message-id:subject:from:to:cc:content-type; bh=DBwqsvl7LSQdnjvveVgaTKaSuxDRlKd+rEYuu2NhH4o=; b=vvP7aXEj5t44K9isfFAKEKUQadSmWtEy0RBdaSGGJ1LjCKYhKoPO/IFAFGJxr36jpw RtKForc7er4X7MjU0aMUACyKo6yTWrKUgvpc54bpo2lz9e3fsbpFYjFKfUqUeWacSW17 N9hkPistTWpoy5Haz5yg/yyV0DaYTMUmOaLrA= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=muzO+HZAvdkXR2GgLwe+tAO2pknpiXOHA6tMCcE//N2wYIQA3WiXHtYiruDmWZOWX8 Irm27JiOj5nigjS/93O9Z9JfgXl350xzM3GOyB/vP1VH9oy9zzTD+NVYBQcQPwrJXZiJ kLt4n7U8Xktlcz+wTKxP84Zf1z3uQ2+30SBmE= MIME-Version: 1.0 Received: by 10.151.51.20 with HTTP; Fri, 26 Mar 2010 17:05:26 -0700 (PDT) In-Reply-To: <04C98397-261D-4A50-99CB-61FA3E4A974B@richyen.com> References: <04C98397-261D-4A50-99CB-61FA3E4A974B@richyen.com> Date: Fri, 26 Mar 2010 18:05:26 -0600 Received: by 10.150.251.14 with SMTP id y14mr2231289ybh.149.1269648326792; Fri, 26 Mar 2010 17:05:26 -0700 (PDT) Message-ID: Subject: Re: why does swap not recover? From: Scott Marlowe To: Richard Yen Cc: pgsql-performance@postgresql.org Content-Type: text/plain; charset=ISO-8859-1 X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=-2.599 tagged_above=-10 required=5 tests=BAYES_00=-2.599 X-Spam-Level: X-Archive-Number: 201003/339 X-Sequence-Number: 38164 On Fri, Mar 26, 2010 at 5:57 PM, Richard Yen wrote: > Hi everyone, > > We've recently encountered some swapping issues on our CentOS 64GB Nehalem What version Centos? How up to date is it? Are there any other settings that aren't defaults in things like /etc/sysctl.conf?