Madadm-notes: Difference between revisions
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(Created page with "All the damn details of mdadm that you can never remember when a !@#$!#@ drive dies sfdisk can mirror two disks (usually) so that you can rebuild quickly.. [https://www.thege...") |
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Revision as of 18:08, 30 October 2021
All the damn details of mdadm that you can never remember when a !@#$!#@ drive dies
sfdisk can mirror two disks (usually) so that you can rebuild quickly.. examples
there are ways to do this as a single command with pipes, but it sucks and does not always create the partitions correctly..
safer way: (Assuming sdb is toast)
- sfdisk -d /dev/sda > sda.out
- sfdisk /dev/sdb < sda.out
- sfdisk -l