Received: from localhost (unknown [200.46.204.183]) by postgresql.org (Postfix) with ESMTP id AA8EB64FCE1 for ; Wed, 17 Sep 2008 03:46:22 -0300 (ADT) Received: from postgresql.org ([200.46.204.86]) by localhost (mx1.hub.org [200.46.204.183]) (amavisd-maia, port 10024) with ESMTP id 83651-02 for ; Wed, 17 Sep 2008 03:46:18 -0300 (ADT) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from rv-out-0506.google.com (rv-out-0506.google.com [209.85.198.236]) by postgresql.org (Postfix) with ESMTP id 274A064FCCA for ; Wed, 17 Sep 2008 03:46:16 -0300 (ADT) Received: by rv-out-0506.google.com with SMTP id b25so3997075rvf.43 for ; Tue, 16 Sep 2008 23:46:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:to :subject:cc:in-reply-to:mime-version:content-type :content-transfer-encoding:content-disposition:references; bh=uP+i6Fz6BB5y8YRMqfFo69wQVQ0Pax0//S/EFa5a3a8=; b=EPCxa1a3Wi3JROoBc6GiyDT59Teuyobc5nqYvK8SK/ahYs+VkLs2hzO/9PhojQXcVh P+gK26wNt5HtIi7TLkfzrGp5GAt9PYFZjbbEGtwDEw/3S0lXDq1VlYEd315pn7WV92v8 dFZl+qeBSuyQtEPRYnNCPYbHwybyGLTcy0+hQ= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=xPj2IkH5VhDZHNH/vtRllEuMCJ1658jvBLMudVR9yukAn/3yxeDLy/ONYYWG5jmowb E6NqyZfYjqbVQ6SOzYqGWXXYZ7l8rjZZ3Hf6yL/zWDnyuaAfUU41IjB3ThV5lW/aBSaH gjOgZgHdsS2T/O0DQOT/CVH+9VpIBbJJ8c1nI= Received: by 10.140.201.15 with SMTP id y15mr6311515rvf.33.1221633974930; Tue, 16 Sep 2008 23:46:14 -0700 (PDT) Received: by 10.141.74.11 with HTTP; Tue, 16 Sep 2008 23:46:13 -0700 (PDT) Message-ID: Date: Wed, 17 Sep 2008 00:46:13 -0600 From: "Scott Marlowe" To: steve@outtalimits.com.au Subject: Re: Postgres && Swap Cc: pgsql-admin@postgresql.org In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=0 tagged_above=0 required=5 tests=none X-Spam-Level: X-Archive-Number: 200809/167 X-Sequence-Number: 30260 On Tue, Sep 16, 2008 at 11:30 PM, wrote: > Hi All > > > I recently made a change to my Postgres Server and upped the max_fsm_page > size to 60000 > Since then, Postgres has been using about 30-80MB of swap space. > > This box has 4GB of RAM. All up Postgres has not been allocated no more > than 3G > > Is this swapping something to be worried about? I recommend turning swappiness down in linux that should stop pg from getting prematurely swapped out like that.