-bash-3.2# mdadm -D /dev/md0
/dev/md0:
Version : 00.90.03
Creation Time : Wed Aug 3 22:22:10 2011
Raid Level : raid1
Array Size : 2930266432 (2794.52 GiB 3000.59 GB)
Used Dev Size : -1
Raid Devices : 2
Total Devices : 1
Preferred Minor : 0
Persistence : Superblock is persistent
Update Time : Fri Mar 7 07:44:02 2014
State : clean, degraded
Active Devices : 1
Working Devices : 1
Failed Devices : 0
Spare Devices : 0
UUID : 610926f0:5e33fee9:bcca6a3e:244ee95f
Events : 0.2837878
Number Major Minor RaidDevice State
0 0 0 0 removed
1 8 17 1 active sync /dev/sdb1
-bash-3.2# cat /proc/mdstat
Personalities : [linear] [raid0] [raid1] [raid6] [raid5] [raid4]
md0 : active raid1 sdb1[1]
2930266432 blocks [2/1] [_U]
unused devices: <none>
-bash-3.2# mount
rootfs on / type rootfs (rw)
ubi0:rootfs on / type ubifs (rw)
/proc on /proc type proc (rw)
/sys on /sys type sysfs (rw)
/proc/bus/usb on /proc/bus/usb type usbfs (rw)
none on /dev type tmpfs (rw)
devpts on /dev/pts type devpts (rw)
nodev on /var/log type tmpfs (rw)
nodev on /mnt/tmpfs type tmpfs (rw)
nodev on /var/lib/php/session type tmpfs (rw)
nodev on /tmp type tmpfs (rw)
nodev on /var/run type tmpfs (rw)
nodev on /var/cache type tmpfs (rw)
nodev on /var/lib/axentra_sync type tmpfs (rw)
nodev on /var/lib/oe-admin/minions type tmpfs (rw)
nodev on /var/lib/oe-admin/actions type tmpfs (rw)
nodev on /var/lib/oe-update-checker type tmpfs (rw)
nodev on /etc/blkid type tmpfs (rw)
nodev on /var/lib/dbus type tmpfs (rw)
nodev on /var/lib/dhclient type tmpfs (rw)
nodev on /var/lock type tmpfs (rw)
nodev on /var/spool type tmpfs (rw)
nodev on /var/lib/avahi-autoipd type tmpfs (rw)
nodev on /etc/dhclient-eth0.conf type tmpfs (rw)
nodev on /etc/printcap type tmpfs (rw)
nodev on /etc/resolv.conf type tmpfs (rw)
/dev/md0 on /home type xfs (rw)
/dev/md0 on /tmp type xfs (rw)
/dev/md0 on /var/cache/mt-daapd type xfs (rw)
-bash-3.2# df -h
Filesystem Size Used Avail Use% Mounted on
rootfs 212M 162M 50M 77% /
ubi0:rootfs 212M 162M 50M 77% /
none 62M 40K 62M 1% /dev
nodev 62M 44K 62M 1% /var/log
nodev 62M 1.2M 61M 2% /mnt/tmpfs
nodev 62M 0 62M 0% /var/lib/php/session
nodev 2.8T 567G 2.2T 21% /tmp
nodev 62M 1.2M 61M 2% /var/run
nodev 62M 1.2M 61M 2% /var/cache
nodev 62M 1.2M 61M 2% /var/lib/axentra_sync
nodev 62M 1.2M 61M 2% /var/lib/oe-admin/minions
nodev 62M 1.2M 61M 2% /var/lib/oe-admin/actions
nodev 62M 1.2M 61M 2% /var/lib/oe-update-checker
nodev 62M 1.2M 61M 2% /etc/blkid
nodev 62M 1.2M 61M 2% /var/lib/dbus
nodev 62M 1.2M 61M 2% /var/lib/dhclient
nodev 62M 1.2M 61M 2% /var/lock
nodev 62M 1.2M 61M 2% /var/spool
nodev 62M 1.2M 61M 2% /var/lib/avahi-autoipd
nodev 62M 1.2M 61M 2% /etc/dhclient-eth0.conf
nodev 62M 1.2M 61M 2% /etc/printcap
nodev 62M 1.2M 61M 2% /etc/resolv.conf
/dev/md0 2.8T 567G 2.2T 21% /home
/dev/md0 2.8T 567G 2.2T 21% /tmp
/dev/md0 2.8T 567G 2.2T 21% /var/cache/mt-daapd
-bash-3.2# mdadm --version
mdadm - v2.6.4 - 19th October 2007