This article is for Zmanda Backup Appliance (ZBA)
Info Description:
# pvcreate /dev/sdb1
# umount /var/lib/amanda
# vgextend backup_data /dev/sdb1
# lvextend -l +100%FREE /dev/backup_data/backup_data
# resize2fs /dev/backup_data/backup_data
# mount /dev/backup_data/backup_data /var/lib/amanda