From owner-freebsd-current@FreeBSD.ORG Sun Dec 16 14:51:45 2007 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 4A73916A421; Sun, 16 Dec 2007 14:51:45 +0000 (UTC) (envelope-from des@des.no) Received: from tim.des.no (tim.des.no [194.63.250.121]) by mx1.freebsd.org (Postfix) with ESMTP id CFCE613C458; Sun, 16 Dec 2007 14:51:44 +0000 (UTC) (envelope-from des@des.no) Received: from tim.des.no (localhost [127.0.0.1]) by spam.des.no (Postfix) with ESMTP id 3698920B9; Sun, 16 Dec 2007 15:51:36 +0100 (CET) X-Spam-Tests: AWL X-Spam-Learn: disabled X-Spam-Score: -0.1/3.0 X-Spam-Checker-Version: SpamAssassin 3.2.3 (2007-08-08) on tim.des.no Received: from ds4.des.no (des.no [80.203.243.180]) by smtp.des.no (Postfix) with ESMTP id 1C27F2089; Sun, 16 Dec 2007 15:51:36 +0100 (CET) Received: by ds4.des.no (Postfix, from userid 1001) id F14A2844A0; Sun, 16 Dec 2007 15:51:35 +0100 (CET) From: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= To: Ivan Voras References: <47606C09.2070209@isc.org> <47609F0A.7010805@clearchain.com> <47609FE3.8040606@barafranca.com> <4760B444.1080604@clearchain.com> <06CAC7FC-DB58-441D-A6E0-76D1D8133393@tamu.edu> <86ir31xwlu.fsf@ds4.des.no> <476343B4.8080208@FreeBSD.org> <86tzmk54tt.fsf@ds4.des.no> Date: Sun, 16 Dec 2007 15:51:35 +0100 In-Reply-To: (Ivan Voras's message of "Sat\, 15 Dec 2007 17\:12\:54 +0100") Message-ID: <86r6hmsnew.fsf@ds4.des.no> User-Agent: Gnus/5.110006 (No Gnus v0.6) Emacs/22.1 (berkeley-unix) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Cc: freebsd-current@freebsd.org Subject: Re: ZFS melting under postgres... X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 16 Dec 2007 14:51:45 -0000 Ivan Voras writes: > These are all "normal" CompactFlash cards, for which the widely > available size seems to be 16 GB max, right? So? That's more than enough for a ZFS intent log (as a rule of thumb, the ZIL should be half the size of the server's RAM). > Did you (or anyone) deploy CF drives for production servers? My router (and DNS, NTP and DHCP server) is a net4801 with a 1 GB CF chip. DES --=20 Dag-Erling Sm=C3=B8rgrav - des@des.no