A note for /etc/mdadm/mdadm.conf:
# ARRAY definitions you make here will be honored only when executing mdadm manually. # The mdadm calls executed on udev events do use this file replacing all lines containing "ARRAY".
A note for /etc/mdadm/ mdadm.conf:
# ARRAY definitions you make here will be honored only when executing mdadm manually.
# The mdadm calls executed on udev events do use this file replacing all lines containing "ARRAY".