From owner-freebsd-fs@FreeBSD.ORG Tue Jan 6 15:15:02 2015 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id D61E5968 for ; Tue, 6 Jan 2015 15:15:02 +0000 (UTC) Received: from mx1.internetx.com (mx1.internetx.com [62.116.129.39]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 8A0E21EA3 for ; Tue, 6 Jan 2015 15:15:02 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mx1.internetx.com (Postfix) with ESMTP id 43FCC4C4C8E5; Tue, 6 Jan 2015 16:05:25 +0100 (CET) X-Virus-Scanned: InterNetX GmbH amavisd-new at ix-mailer.internetx.de Received: from mx1.internetx.com ([62.116.129.39]) by localhost (ix-mailer.internetx.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id QcED4iUAjMCs; Tue, 6 Jan 2015 16:05:18 +0100 (CET) Received: from [192.168.100.26] (pizza.internetx.de [62.116.129.3]) (using TLSv1 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by mx1.internetx.com (Postfix) with ESMTPSA id 472474C4C7D4; Tue, 6 Jan 2015 16:05:18 +0100 (CET) Message-ID: <54ABF99B.2000301@internetx.com> Date: Tue, 06 Jan 2015 16:04:59 +0100 From: InterNetX - Juergen Gotteswinter Reply-To: juergen.gotteswinter@internetx.com Organization: InterNetX GmbH User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 To: Fervent Dissent Subject: Re: zfs corruption after controller failure References: <20FB5F2C-65D2-4F33-8D45-DD7FC34A5E2E@ultra-secure.de> In-Reply-To: <20FB5F2C-65D2-4F33-8D45-DD7FC34A5E2E@ultra-secure.de> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Cc: freebsd-fs@freebsd.org X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 06 Jan 2015 15:15:02 -0000 > external usb disk > cheap usb controller > non-mirrored / raidz > probably cheap hardware at all (no ecc, like rainer mentioned for example) what do you expect. zfs is very tolerant, but some basics should be taken care of... Am 06.01.2015 um 16:01 schrieb Rainer Duffner: > >> Am 06.01.2015 um 15:58 schrieb Fervent Dissent : >> >> I have a external disk that was on a cheap usb controller, that controller >> died. > > > Maybe I’m mistaken, but I though that if your pool only has a single disk and that disk/pool shows errors or becomes unreadable/corrupted/whatever you cannot recover it. > > Same for not using ECC memory… > > > > > _______________________________________________ > freebsd-fs@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-fs > To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org" >