From mboxrd@z Thu Jan 1 00:00:00 1970 From: David T-G Subject: re-add syntax (was "Re: failed disks, mapper, and "Invalid argument"") Date: Thu, 21 May 2020 08:33:06 -0400 Message-ID: <20200521123306.GO1415@justpickone.org> References: <20200520200514.GE1415@justpickone.org> <5EC5BBEF.7070002@youngman.org.uk> <20200520235347.GF1415@justpickone.org> <5EC63745.1080602@youngman.org.uk> <20200521110139.GW1711@justpickone.org> <20200521112421.GK1415@justpickone.org> <5EC66D4E.8070708@youngman.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <5EC66D4E.8070708@youngman.org.uk> Sender: linux-raid-owner@vger.kernel.org To: Linux RAID list List-Id: linux-raid.ids ...and then Wols Lists said... % % On 21/05/20 12:24, David T-G wrote: % > Sure enough, there it is. Yay. % > % > Now ... What do I do with the last drive? Can I put it back in and let % > it catch up, or should it reinitialize and build from scratch? % % Can't remember the syntax, but there's a re-add option. If it can find % and replay a log of failed updates, it will bring the drive straight % back in. Otherwise it will rebuild from scratch. % % That's probably the safest way - let mdadm choose the best option. OK; yay. I'm still confused, though, between "add" and "readd". I'll take any pointers to docs I can get. % % Oh - and when you get your Ironwolves or whatever, read up on the % replace option. Much the safest option. THAT sounds familiar. Thanks. % % Cheers, % Wol HAND :-D -- David T-G See http://justpickone.org/davidtg/email/ See http://justpickone.org/davidtg/tofu.txt