check commands:

# attached, not mounted
sudo parted -l | grep Error
    Error: /dev/sdb: unrecognised disk label
    Error: /dev/sdc: unrecognised disk label
 
# attached
sudo fdisk -l
sudo lsblk
# list devices
sudo lsblk -o NAME,FSTYPE,LABEL,UUID,MOUNTPOINT
 
# mounted disks
df -aTh
 
# what is mounted as swap
sudo swapon -s
 
# test mount ok
df -h -x tmpfs -x devtmpfs

load devices at boot time

sudo nano /etc/fstab
# check fs works
sudo mount -a

format and mount a new disk named sdb

# Choose a Partitioning Standard
sudo parted /dev/sdb mklabel gpt
# Create the New Partition
sudo parted -a opt /dev/sdb mkpart primary ext4 0% 100%
# we should see the new partition available:
lsblk
# Create a Filesystem on the New Partition
sudo mkfs.ext4 -L home_partition /dev/sdb1
>/dev/sdb1 UUID: b1584892-d252-4a3e-bd7d-b184c90fca8c
 
# list devices
sudo lsblk -o NAME,FSTYPE,LABEL,UUID,MOUNTPOINT
 
sudo mkdir -p /home_new
# Mounting the Filesystem Temporarily
sudo mount -o defaults /dev/sdb1 /home_new
# Mounting the Filesystem Automatically at Boot
sudo nano /etc/fstab
#check mount
sudo mount -a

format and mount a new disk named sdb

sudo fdisk -l
sudo parted /dev/sdb mklabel gpt
sudo parted -a opt /dev/sdb mkpart primary ext4 0% 100%
sudo mkfs.ext4 -L data_attachments /dev/sdb1
> b825e592-d416-472b-8888-0e9385f44ba1
 
sudo mount -o defaults /dev/sdb1 /var/supportpal_attachments/

format a swap disk

sudo mkswap /dev/sdc
>UUID=44bca242-b159-4d18-813f-e2b61b4936dd
 
#Mount this partition as swap with
sudo swapon -U $UUID
 
#Bind your new swap in /etc/fstab by adding this line:
#UUID=xxx    none    swap    sw      0   0
 
#check swap file
swapon -s
 
# swap 2
sudo mkswap /dev/sda2
sudo swapon -U 6e36ea2f-f45a-46d5-ba12-983ec1311f16
# write to /etc/fstab