Add a new Volume to EC2 Host (Linux)

- Reading time: 2 minutes

# From AWS Console, create a {200G} VOlume in correct AZ and attach to the running instance

Mount point example: /dev/xvdf

# Connect to Instance using ssh

# Run command to list block devices

$ lsblk

# Check if any filesystem exists on the device

# If it says 'data' then it is unformatted

$ sudo file -s /dev/xvdf

# Create a file system

$ sudo mkfs -t ext4 /dev/xvdf

# Mount the file system

$ sudo mount /dev/xvdf /u01

# Add to fstab so it persists on next reboot

# Device UUID is required (first command)

$ sudo file -s /dev/xvdf

$ cp /etc/fstab /etc/fstab.bak

$ vi /etc/fstab

UUID=524df55a-5d38-4380-9d53-e95856d3c0b1       /u01   ext4    defaults,nofail        0       2




 Example:

 UUID=a3828273-2053-41f9-97cc-f12e23436d16       /u01   ext3    defaults,nofail        0       2