X-Original-To: pgsql-performance-postgresql.org@postgresql.org Received: from localhost (wm.hub.org [200.46.204.128]) by postgresql.org (Postfix) with ESMTP id A06E69FB256 for ; Tue, 15 Aug 2006 15:49:24 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.128]) (amavisd-new, port 10024) with ESMTP id 00410-02 for ; Tue, 15 Aug 2006 18:49:08 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey- Received: from nf-out-0910.google.com (nf-out-0910.google.com [64.233.182.186]) by postgresql.org (Postfix) with ESMTP id B1B489FB1F1 for ; Tue, 15 Aug 2006 15:49:07 -0300 (ADT) Received: by nf-out-0910.google.com with SMTP id a4so362844nfc for ; Tue, 15 Aug 2006 11:49:05 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:sender:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references:x-google-sender-auth; b=UI8Pk1oXSLmBactpHF9fMph/InKXVdSH4TzMHvpqShchpd76ifx26ITwTM6VI8b5qLVmWjNunsE8gNkKoA+KHTeAzDBizfoS1nxhFrP9t4b5Phnnwgiq48UE29GiOi9ywMH/g0oraxqvCvt8Eu0yRgNNaEG6GaX+amCIOXOnmCE= Received: by 10.49.43.11 with SMTP id v11mr1731116nfj; Tue, 15 Aug 2006 11:49:04 -0700 (PDT) Received: by 10.78.158.10 with HTTP; Tue, 15 Aug 2006 11:49:04 -0700 (PDT) Message-ID: Date: Tue, 15 Aug 2006 12:49:04 -0600 From: "Carl Youngblood" To: pgsql-performance@postgresql.org Subject: Re: Beginner optimization questions, esp. regarding Tsearch2 In-Reply-To: <20060815150529.GO27928@pervasive.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <44DAFB2B.4070307@archonet.com> <20060815150529.GO27928@pervasive.com> X-Google-Sender-Auth: a7211216ba4ebfa2 X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200608/235 X-Sequence-Number: 20420 By the way, can you please post a link to that thread? On 8/15/06, Jim C. Nasby wrote: > See the recent thread about how old rules of thumb for shared_buffers > are now completely bunk. With 4G of memory, setting shared_buffers to 2G > could easily be reasonable. The OP really needs to test several > different values with their actual workload and see what works best.