From mboxrd@z Thu Jan 1 00:00:00 1970 From: Neil Brown Subject: Re: Changing partition types safe? raidtools to mdadm migration Date: Fri, 9 Mar 2007 18:02:24 +1100 Message-ID: <17905.1664.655065.164818@notabene.brown> References: <40b437200703082239s3d54df30n3b0f542f03770ad7@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: message from Simon Matthews on Thursday March 8 Sender: linux-raid-owner@vger.kernel.org To: Simon Matthews Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids On Thursday March 8, simon.d.matthews@gmail.com wrote: > I have a working RAID1 set. This is in a Gentoo system and I > configured the RAID set using raidtools. I see that Raidtools are now > deprecated in favor of mdadm. > > I installed mdadm, but it does not recognize my raid set. I tried the > following command (note that my RAID set is active while I do this): > $ mdadm /dev/md0 --query --detail Try mdadm --detail /dev/md0 If that doesn't work, what about cat /proc/mdadm > > This results in no output. I believe this is because I forgot to > change the partition types on the partitions that make up the RAID set > (/dev/sda1 and /dev/sdb1) to type fd (they are the default type 82). It has nothing to do with partition types. > > Can I safely change the partition types to fd on the partions that > make up my RAID set? It is perfectly safe to change partition type. NeilBrown