Mots-clefs » Mdadm

Create RAID0 disk array using mdadm on linux

$ sudo fdisk /dev/sdc
Device contains neither a valid DOS partition table, nor Sun, SGI or OSF disklabel
Building a new DOS disklabel with disk identifier 0x9c27950a. 713 mots de plus

Convert RAID superblock from 0.9 to 1.0

The kernel wiki have a section with some documentation about this process, but it’s a bit outdated. If you have mdadm-3.3 or newer (usually yes), is it possible to change the superblock in two steps. 43 mots de plus


Mount Linux raid member

Say /dev/sda1 was a member of a Linux raid on a different system.

  1. Create a new raid volume md0 using sda1 as a member
    sudo mdadm -A -R /dev/md0 /dev/sda1
  2. 15 mots de plus