From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx2.redhat.com (mx2.redhat.com [10.255.15.25]) by int-mx2.corp.redhat.com (8.13.1/8.13.1) with ESMTP id kBRCFqpD022547 for ; Wed, 27 Dec 2006 07:15:53 -0500 Received: from mx2.post.ch (mx2.post.ch [194.41.216.135]) by mx2.redhat.com (8.12.11.20060308/8.12.11) with ESMTP id kBRCFpij001605 for ; Wed, 27 Dec 2006 07:15:51 -0500 Message-ID: <4339128.1167221745260.JavaMail.mailer@post.ch> Mime-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha1; boundary="----=_Part_51166_2604634.1167221745259" Content-class: urn:content-classes:message Subject: RE: [linux-lvm] Mirror between different SAN fabrics Date: Wed, 27 Dec 2006 13:15:40 +0100 In-Reply-To: <859a78260612220751n3f0570abgdf4e865fabeb90d5@mail.gmail.com> From: Reply-To: LVM general discussion and development List-Id: LVM general discussion and development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , List-Id: To: linux-lvm@redhat.com ------=_Part_51166_2604634.1167221745259 Content-Type: text/plain; charset="iso-8859-1" Content-class: urn:content-classes:message Content-Transfer-Encoding: quoted-printable > From: linux-lvm-bounces@redhat.com=20 > [mailto:linux-lvm-bounces@redhat.com] On Behalf Of Matt P =20 > I can't think of any Volume Manager that would let you mirror=20 > disks from 2 separate VGs...=20 Maybe not from 2 separate VGs but they add an additional level to group PVs together. With HP-UX you can use "lvcreate -m -s g" to use different PV-groups for the mirror. With Tru64 as far as I know you can use a Plex to create a PV-group (should be similar with Veritas) =20 > But other than that I wouldn't see why you couldn't use 2=20 > different fabrics, they're just disks to LVM... If you're=20 > having trouble managing 200+ PVs, just build the LV first=20 > using only disks from 1 fabric, then make the second fabric=20 > available/visible, and add a mirror using only those disks...=20 > I think that would work...=20 That's an idea, but when I'm adding 4 more disks (eg. disk1 and disk2 from fabric1, disk3 and disk4 from fabric2), how can I tell LVM to mirror Disk1,2 to Disk3,4 and not to mirror Disk1 to Disk2? Regards Mathias Sicherheitshinweis: Dieses E-Mail von PostFinance ist signiert. Weitere Informationen finden Si= e unter:=20 https://www.postfinance.ch/e-signature. 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