{Convention on kernel.org is to trim and either interleave the reply or bottom post. Please do.} On 12/11/2015 11:01 AM, P. Remek wrote: > Here is my config: > root@os-node1:~# cat /etc/mdadm/mdadm.conf > > DEVICE /dev/mapper/hgst-ssd* > CREATE owner=root group=disk mode=0660 auto=yes > HOMEHOST <system> > MAILADDR root > ARRAY /dev/md0 metadata=0.90 UUID=4472a74f:ca206897:3b82bcad:daeae9f9 It's likely that the udev rules that drive incremental assembly don't have the mapper aliases at the moment they run. Try: DEVICE /dev/dm* Phil -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html