Received: from localhost (unknown [200.46.204.183]) by postgresql.org (Postfix) with ESMTP id 9D65F64FC25 for ; Wed, 24 Sep 2008 07:52:55 -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 75639-04 for ; Wed, 24 Sep 2008 07:52:46 -0300 (ADT) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from an-out-0708.google.com (an-out-0708.google.com [209.85.132.241]) by postgresql.org (Postfix) with ESMTP id 393D964FC21 for ; Wed, 24 Sep 2008 07:52:45 -0300 (ADT) Received: by an-out-0708.google.com with SMTP id d30so209290and.33 for ; Wed, 24 Sep 2008 03:52:44 -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=wrBmz+dEERGrLtWqsK7U/0qnXs0OvFBEy4dR0gU9T7Q=; b=ivYb5OnLW9dJ/alScs8kTUf27mBJn5nQAfmOcUX0AwrGRAV0OvGg0rF5AvQlqp1+lE yCmiP9uhro0EKYSriew6bL+g6/au7jfs0O1VZ/v6DI4I7Z0jee+MtS08yHUCu86yl6Ep GSyTqYQ3SIBm/SlTT/lL5exT+8PGdLX/X9Kq8= 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=O5RsWfHfWU0aRL105QBH21gBrvJr3X8TbKA99HlfNPAdplaBYhzwIRs/RUX8G78NnG DMBcgbQIQBucLSCXIVZomGp6CrPhMowRmxEPPFW6TkEGxPi7ltRxCzHzgLRmP1EMyc7D y87gj3DZZGQ5NzNOqrgkqz2dpPPl2w+enDCAo= Received: by 10.100.108.20 with SMTP id g20mr5523259anc.105.1222253564109; Wed, 24 Sep 2008 03:52:44 -0700 (PDT) Received: by 10.100.253.17 with HTTP; Wed, 24 Sep 2008 03:52:44 -0700 (PDT) Message-ID: <9e20d71e0809240352q3c7f1478qfa2a78aac95eb6f@mail.gmail.com> Date: Wed, 24 Sep 2008 13:52:44 +0300 From: "Artis Caune" To: "Laszlo Nagy" Subject: Re: UFS 2: soft updates vs. gjournal (AKA: Choosing a filesystem 2.) Cc: pgsql-performance@postgresql.org In-Reply-To: <48DA13EF.3060103@shopzeus.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <48DA13EF.3060103@shopzeus.com> 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: 200809/217 X-Sequence-Number: 31530 On Wed, Sep 24, 2008 at 1:18 PM, Laszlo Nagy wrote: > Here is my opinion: I suspect that gjournal would be much slower than > soft updates. Also gjournal is relatively new code, not very well > tested. In some cases it's much faster than SU, in other a bit slower. :) gjournal is quiet "old" code, it's already more than two years around, and very stable. Haven't seen any gjournal related crash. -- regards, Artis Caune <----. CCNA <----|==================== <----' didii FreeBSD