yours, mdadm -Es ARRAY /dev/md/5 metadata=1.1 UUID=aa...aa name=urras.penguinpee.nl:5 ARRAY /dev/md/1 metadata=1.1 UUID=bb..bb name=urras.penguinpee.nl:1 spares=1 ARRAY /dev/md/54 metadata=1.2 UUID=cc..cc name=urras.penguinpee.nl:54 cat /etc/mdadm.conf ARRAY /dev/md/5 metadata=1.1 name=urras.penguinpee.nl:5 UUID=aa...aa ARRAY /dev/md/54 metadata=1.2 name=urras.penguinpee.nl:54 UUID=cc..cc ARRAY /dev/md/1 metadata=1.1 spares=1 name=urras.penguinpee.nl:1 UUID=bb..bb mine, mdadm -Es ARRAY /dev/md/0 metadata=1.2 UUID=ee..ee name=svr041:0 ARRAY /dev/md/1 metadata=1.2 UUID=ff..ff name=svr041:1 ARRAY /dev/md/2 metadata=1.2 UUID=dd..dd name=svr041:2 cat /etc/mdadm.conf ARRAY /dev/md0 level=raid10 num-devices=4 metadata=1.2 UUID=ee..ee name=svr041:0 ARRAY /dev/md1 level=raid10 num-devices=4 metadata=1.2 UUID=ff..ff name=svr041:1 ARRAY /dev/md2 level=raid1 num-devices=2 metadata=1.2 UUID=dd..dd name=svr041:2 i explicitly add the level= num-devices i've had issues long ago with mis-assembly that that cured. whether it's STILL a problem, i don't know; all my array spec contain contain these, and don't cause harm. it's now SOP here. i'd at least consider checking ... -- _______________________________________________ devel mailing list -- devel@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to devel-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/devel@xxxxxxxxxxxxxxxxxxxxxxx Do not reply to spam, report it: https://pagure.io/fedora-infrastructure/new_issue