From owner-freebsd-fs@FreeBSD.ORG Thu May 19 23:27:36 2011 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5290C106566B; Thu, 19 May 2011 23:27:36 +0000 (UTC) (envelope-from pvz@itassistans.se) Received: from zcs1.itassistans.net (zcs1.itassistans.net [212.112.191.37]) by mx1.freebsd.org (Postfix) with ESMTP id 0123C8FC19; Thu, 19 May 2011 23:27:35 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by zcs1.itassistans.net (Postfix) with ESMTP id C6B23C01CE; Fri, 20 May 2011 01:27:34 +0200 (CEST) X-Virus-Scanned: amavisd-new at zcs1.itassistans.net Received: from zcs1.itassistans.net ([127.0.0.1]) by localhost (zcs1.itassistans.net [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id D7ZCZRyCgKYj; Fri, 20 May 2011 01:27:34 +0200 (CEST) Received: from [192.168.1.239] (c213-89-160-61.bredband.comhem.se [213.89.160.61]) by zcs1.itassistans.net (Postfix) with ESMTPSA id 306CCC0181; Fri, 20 May 2011 01:27:34 +0200 (CEST) Mime-Version: 1.0 (Apple Message framework v1084) From: Per von Zweigbergk In-Reply-To: Date: Fri, 20 May 2011 01:27:32 +0200 Message-Id: <5B27EAAB-5D23-4844-B7C7-F83289BCABE7@itassistans.se> References: <85EC77D3-116E-43B0-BFF1-AE1BD71B5CE9@itassistans.se> <20110519181436.GB2100@garage.freebsd.pl> <4DD5A1CF.70807@itassistans.se> <20110519230921.GF2100@garage.freebsd.pl> To: Freddie Cash X-Mailer: Apple Mail (2.1084) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-fs@freebsd.org, Pawel Jakub Dawidek Subject: Re: HAST + ZFS self healing? Hot spares? X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 19 May 2011 23:27:36 -0000 20 maj 2011 kl. 01.22 skrev Freddie Cash: > With HAST, there's only a couple of small changes needed: > - zpool offline poolname diskname <-- removes the /dev/hast = node from the pool What you're describing here is not what I asked about, activating a hot = spare drive without bringing down the HAST resource. You're describing taking the entire array offline while you perform work = on it. Which is fine in a lot of cases, but not exactly what I'd call = HA. :-)=