On Tue, Oct 23, 2018 at 10:42:00PM +0200, CygX1 wrote: > mdadm -C /dev/md2 -R -l6 -e 1.2 -n4 missing missing /dev/sda3 /dev/sdb3 > --assume-clean Impossible to tell if that is correct for you. Like... chunk size? data offset? layout? (also cloned how exactly?) > Below are a couple of outputs from the following commands I got with > the cloned, re-created, degraded RAID: Unfortunately this doesn't help at all. Give the output for your RAID, the original one, not what you re-created. Impossible to tell what is correct or not otherwise. Also, your mailer seems to have mutilated the formatting/whitespace. That makes your output quite hard to read, see if you can fix that. Regards Andreas Klauer