On 2/19/2015 9:27 AM, Tim Dunphy wrote: > So if I have this disk partition: > > > [root at uszmpdblp010la mysql]# df -h /mysql > Filesystem Size Used Avail Use% Mounted on > /dev/mapper/MysqlVG-MysqlVol > 9.9G 1.1G 8.4G 11% /mysql thats not a partition thats a file system on a logical volume... # df -h /mirror Filesystem Size Used Avail Use% Mounted on /dev/mapper/vg_sg1data-lvmirror 1.0T 736G 289G 72% /mirror # pvs PV VG Fmt Attr PSize PFree /dev/sdb2 vg_sg1 lvm2 a-- 2.00t 0 /dev/sdc1 vg_sg1data lvm2 a-- 16.37t 415.80g /dev/sdd1 vg_sg1data lvm2 a-- 16.37t 7.87t or, a gnarlier case... # df -h /home2 Filesystem Size Used Avail Use% Mounted on /dev/mapper/vgdata-lvhome2 1.8T 306G 1.6T 17% /home2 # pvs PV VG Fmt Attr PSize PFree /dev/md127 vgdata lvm2 a-- 1.82t 19.68g # mdadm -D /dev/md127 /dev/md127: Version : 1.2 Creation Time : Sat Jun 14 13:18:25 2014 Raid Level : raid1 Array Size : 1953383232 (1862.89 GiB 2000.26 GB) Used Dev Size : 1953383232 (1862.89 GiB 2000.26 GB) Raid Devices : 2 Total Devices : 2 Persistence : Superblock is persistent Update Time : Thu Feb 19 18:40:15 2015 State : clean Active Devices : 2 Working Devices : 2 Failed Devices : 0 Spare Devices : 0 Name : new.freescruz.com:0 (local to host new.freescruz.com) UUID : d9c90fda:9a0e5d4f:d27cf1f6:19d0b43a Events : 1485 Number Major Minor RaidDevice State 0 8 17 0 active sync /dev/sdb1 1 8 33 1 active sync /dev/sdc1 -- john r pierce 37N 122W somewhere on the middle of the left coast