From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lars Marowsky-Bree Subject: Re: Trouble assembling multipath md devices between two nodes who see the same LUNs. Date: Tue, 19 Apr 2005 00:34:08 +0200 Message-ID: <20050418223408.GC29071@marowsky-bree.de> References: <4264234D.7030703@bms.com> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Content-Disposition: inline In-Reply-To: <4264234D.7030703@bms.com> Sender: linux-raid-owner@vger.kernel.org To: Anu Matthew , linux-raid@vger.kernel.org List-Id: linux-raid.ids On 2005-04-18T17:14:53, Anu Matthew wrote: > Hello, >=20 > I have two nodes, hostA and hostB, both of them see the same 4 multip= ath=20 > LUNs. >=20 > md0 to md4 are thus visible to both the hosts, (yeah, they both do no= t=20 > write to thoe md devices at the same time, hostB mounts them only whe= n=20 > hostA is down or has crashed, and viceversa.) >=20 > It works for a while. md multipath has on-disk metadata and modifies it. md is NOT cluster-safe for concurrent activation. Sincerely, Lars Marowsky-Br=E9e --=20 High Availability & Clustering SUSE Labs, Research and Development SUSE LINUX Products GmbH - A Novell Business - To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html