From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Mark Cuss" Subject: Re: How to force a spare drive to take over in a RAID5? Date: Mon, 8 Aug 2005 15:43:39 -0600 Message-ID: <012701c59c62$3db09d40$ab0e10ac@pinchy> References: <45138.213.188.237.106.1123086677.squirrel@localhost><20050804195853.0866ade9.akpm@osdl.org><34082.213.188.237.106.1123228569.squirrel@localhost> <20050805010236.12d811ff.akpm@osdl.org> <006301c599ca$69410700$ab0e10ac@pinchy> <42F5F0B0.3050105@dgreaves.com> Reply-To: "Mark Cuss" Mime-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=original Content-Transfer-Encoding: 7bit Return-path: Sender: linux-raid-owner@vger.kernel.org To: david@dgreaves.com Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids Kernel 2.4.27 I've been using the old raidtools stuff and am new to mdadm - sorry if this is a obvisouly simply question... After perusing the man page, is looks to me that I should use mdadm to mark the drive I want to remove as failed to force a rebuild on the spare drive. I want to double check that this is correct first though, as this md device contains 300 gig of production data. Thanks for the help! Mark ----- Original Message ----- From: "David Greaves" To: "Mark Cuss" Cc: Sent: Sunday, August 07, 2005 5:29 AM Subject: Re: How to force a spare drive to take over in a RAID5? > Mark Cuss wrote: > >> Hi! >> >> I have a 4 drive SW RAID5 running on my machine. One of the drives is >> upset for some reason - I'm not sure if the drive itself is bad, but >> that's not too important right now. The important thing is to get the >> RAID5 to stop using this drive and start using a spare drive that I >> just added. > > >> I did a raidhotadd to add in a new drive, sds. Now, I would like the >> array to stop using sdr and reconstruct all of the parity tables on >> sds so I can pull sdr and get it replaced or whatever... >> >> Any ideas? > > Install and read the manpage for mdadm > > What kernel version? > > David >