From mboxrd@z Thu Jan 1 00:00:00 1970 From: Luca Berra Subject: Re: SuSE Linux cluster using MC/ServiceGuard --- shared storage Date: Mon, 20 Sep 2004 15:55:51 +0200 Sender: linux-raid-owner@vger.kernel.org Message-ID: <20040920135549.GA8201@percy.comedia.it> References: <20040920132846.29970.qmail@web61108.mail.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Return-path: Content-Disposition: inline In-Reply-To: <20040920132846.29970.qmail@web61108.mail.yahoo.com> To: linux-raid@vger.kernel.org List-Id: linux-raid.ids On Mon, Sep 20, 2004 at 06:28:46AM -0700, Biju A wrote: >Hi, > >In a Linux cluster setup, I have some issues. > >I am trying to use 'md' driver in Linux for multipath >to shared storage with Enterprise Virtual Array 3000 >(EVA 3000) i believe someone from HP already stated in this list that md driver (multipath) does not work with EVA, i guess do to issues with preferred path. >Do I still need to use the Driver Patch for EVA >Controller Failover? i believe using the qlogic driver failover is a viable solutio, another is purchasing securepath from HP. but i believe there were issues using securepath and lvm together. >The MC/SG spec says that 'md' driver should not be >active at the same time on both the cluster nodes. So, >I am not using the 'fd' type of partition which starts >the arrays at boot time. I just use the default 83 >type. > >Is there any specific need to update to 2.6 kernel in >order to support LVM 2? i don't know if that is supported by either hp or suse. >The kernel version of the O/S in the cluster nodes is >2.4.19 which contains lvm 1.0.5-51. It does not >support 'pvremove' and probably the tool 'mkraid' does >have some bugs. No idea if there are fixes for the >same. Is it better to use 'mdadm'? i do personallu prefer mdadm to mkraid. >Any hints/suggestions would be appreciated. also try asking in the hp itrc forums. L. -- Luca Berra -- bluca@comedia.it Communication Media & Services S.r.l. /"\ \ / ASCII RIBBON CAMPAIGN X AGAINST HTML MAIL / \