I want to disconnect a disk from an array; which is the correct process?umount file systemremove from volume groupI don't know this stepdisconnect physically the disk
Disconnect a disk correctly
ubuntu;hard disk;array
If this disk is used via LVM only then there is no additional step necessary. You can spin the disk down with hdparm before disconnecting if you like (may prevent you from disconnecting the wrong one...).hdparm -Y /dev/sdx