# mdadm.conf
#
# Please refer to mdadm.conf(5) for information about this file.
#
# by default (built-in), scan all partitions (/proc/partitions) and all
# containers for MD superblocks. alternatively, specify devices to scan, using
# wildcards if desired.
#DEVICE partitions containers
# auto-create devices with Debian standard permissions
CREATE owner=root group=disk mode=0660 auto=yes
# automatically tag new arrays as belonging to the local system
HOMEHOST <system>
# instruct the monitoring daemon where to send mail alerts
MAILADDR root
# definitions of existing MD arrays
ARRAY /dev/md/1 metadata=1.2 UUID=bc815cb4:b4e265d1:1ba5d1f7:a2c53026 name=datasrv:1
ARRAY /dev/md/0 metadata=1.2 UUID=67d48678:b1684468:13303b73:7359874a name=datasrv:0
spares=1
# This file was auto-generated on Fri, 12 Oct 2012 10:25:24 -0400
# by mkconf $Id$
sudo mdadm --detail /dev/md0
/dev/md0:
Version : 1.2
Creation Time : Fri Oct 12 10:11:41 2012
Raid Level : raid1
Array Size : 292907840 (279.34 GiB 299.94 GB)
Used Dev Size : 292907840 (279.34 GiB 299.94 GB)
Raid Devices : 2
Total Devices : 2
Persistence : Superblock is persistent
Update Time : Tue May 10 00:56:06 2016
State : clean
Active Devices : 2
Working Devices : 2
Failed Devices : 0
Spare Devices : 0
Name : datasrv:0 (local to host datasrv)
UUID : 67d48678:b1684468:13303b73:7359874a
Events : 3314508
Number Major Minor RaidDevice State
3 8 50 0 active sync /dev/sdd2
2 8 34 1 active sync /dev/sdc2
sudo mdadm --detail /dev/md1
/dev/md1:
Version : 1.2
Creation Time : Fri Oct 12 10:13:39 2012
Raid Level : raid1
Array Size : 976629568 (931.39 GiB 1000.07 GB)
Used Dev Size : 976629568 (931.39 GiB 1000.07 GB)
Raid Devices : 2
Total Devices : 3
Persistence : Superblock is persistent
Update Time : Tue May 10 00:55:59 2016
State : clean
Active Devices : 2
Working Devices : 3
Failed Devices : 0
Spare Devices : 1
Name : datasrv:1 (local to host datasrv)
UUID : bc815cb4:b4e265d1:1ba5d1f7:a2c53026
Events : 1454
Number Major Minor RaidDevice State
0 8 1 0 active sync /dev/sda1
1 8 17 1 active sync /dev/sdb1
2 8 66 - spare /dev/sde2