On Tue, Jan 4, 2022, 4:34 PM Rich Shepard <[email protected]> wrote:
> The Mediasonic Probox has four disks installed, two Seagate 2T and two WD > Blue 1T; fdisk -l sees them as: > Disk /dev/sdc: 1.8 TiB, 2000398934016 bytes, 3907029168 sectors > Units: sectors of 1 * 512 = 512 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > I/O size (minimum/optimal): 512 bytes / 512 bytes > Disklabel type: gpt > Disk identifier: 87B50654-32EB-48EC-9659-AA9FCA8805BD > > Device Start End Sectors Size Type > /dev/sdc1 2048 3907029134 3907027087 1.8T Linux LVM > > > Disk /dev/sdd: 1.8 TiB, 2000398934016 bytes, 3907029168 sectors > Units: sectors of 1 * 512 = 512 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > I/O size (minimum/optimal): 512 bytes / 512 bytes > Disklabel type: gpt > Disk identifier: 3D392BA1-0BA4-43A6-93C2-46B7B0725799 > > Device Start End Sectors Size Type > /dev/sdd1 2048 3907029134 3907027087 1.8T Linux LVM > > > Disk /dev/sde: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors > Units: sectors of 1 * 512 = 512 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > I/O size (minimum/optimal): 512 bytes / 512 bytes > Disklabel type: gpt > Disk identifier: CBB788C9-2244-4FDF-AD06-487E2BAB42F4 > > Device Start End Sectors Size Type > /dev/sde1 2048 1953525134 1953523087 931.5G Linux LVM > > > > > > Disk /dev/sdf: 931.5 GiB, 1000204886016 bytes, 1953525168 sectors > Units: sectors of 1 * 512 = 512 bytes > Sector size (logical/physical): 512 bytes / 512 bytes > I/O size (minimum/optimal): 512 bytes / 512 bytes > Disklabel type: gpt > Disk identifier: 0D48188B-6B6E-49CC-A326-B2EB68FA4631 > > Device Start End Sectors Size Type > /dev/sdf1 2048 1953525134 1953523087 931.5G Linux LVM > > I want to setup sde and sdf using raid1 for backups. I assume that since > each is partitioned (sde1 and adf1) I can run mdadm and set up the raid1. > > None of these four disks is entered in /etc/fstab; I expect that I should > use > blkid and enter all four disks in /etc/fstab before doing anything else. > Yes? > > Rich > > > > Are you using LVM as the final filesystem? This seems like a needless complication unless you really plan on expanding things in the future. It is easier just to format using ext4. Bill
