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Hermes SMTP Server) with ESMTPA ID 26dfd38715966ac9f6b57e06749edcb0; Wed, 20 Apr 2022 12:24:13 +0000 (UTC) Message-ID: <6c3ff307-23b4-8ad5-9061-b6076ebd2195@att.net> Date: Wed, 20 Apr 2022 07:24:08 -0500 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.8.0 Subject: Re: Need to move RAID1 with mounted partition Content-Language: en-US To: Pascal Hambourg , Linux RAID References: <8c2148d0-fa97-d0ef-10cc-11f79d7da5e5@youngman.org.uk> <20220420110810.x2ydoqhyeuocnrwy@bitfolk.com> <11e5dc60-1c00-4cfa-8b4e-ab0839a5fd9f@plouf.fr.eu.org> From: Leslie Rhorer In-Reply-To: <11e5dc60-1c00-4cfa-8b4e-ab0839a5fd9f@plouf.fr.eu.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Mailer: WebService/1.1.20048 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Precedence: bulk List-ID: X-Mailing-List: linux-raid@vger.kernel.org On 4/20/2022 7:07 AM, Pascal Hambourg wrote: > Le 20/04/2022 à 13:08, Andy Smith wrote: >> >> On Wed, Apr 20, 2022 at 03:40:12AM -0500, Leslie Rhorer wrote: >>> The third partition on each drive is assigned as swap, and of >>> course it was easy to resize those partitions, leaving an >>> additional 512MB between the second and third partitions on each >>> drive.  All I need to do is move the second partition on each >>> drive up by 512MB. >> >> I'd be tempted to just make these two new 512M spaces into new >> partitions for a RAID-1 and move your /boot to that, abandoning the >> RAID-1 you have for the /boot that is using the partitions at the >> start of the disk. > > I agree, unless the BIOS cannot read sectors at that offset. > > Or you could create a RAID10 array with the 4 partitions if they have > similar sizes. They don't. 'Not even close. > > Or you could move /boot back into the / filesystem. I would rather not. > > In either case, the BIOS restriction applies and you may need to > reinstall the boot loader on both drives. I did so just for safety. Whether it was actually needed or not, who knows? > Or you could try to reduce the required space in /boot : > - remove old kernels I did that. It wasn't enough. Eventually I just moved the kernel files and created symlinks before completing the upgrade on one system. The other got the resize treatment. > - reduce initramfs size with MODULES=dep instead of MODULES=most in > /etc/initramfs-tools/initramfs.conf I didn't try that. It probably would have worked. > - remove plymouth if installed Nope.