# Add hard disk in UI, under VM -> Hardware -> Click on Add -> Hard Disk
# Non-interactive parted command
# sudo parted /dev/sdb mklabel gpt mkpart primary ext4 0% 100%
# The following shows the interactive mode of parted
# Confirm that a new disk is available (sdb with 3TB in my case)
$ lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 1T 0 disk
├─sda1 8:1 0 1M 0 part
├─sda2 8:2 0 1G 0 part /boot
└─sda3 8:3 0 1T 0 part
└─ubuntu--vg-ubuntu--lv 253:0 0 31G 0 lvm /
sdb 8:16 0 3T 0 disk
# Create a GPT partition spanning the whole disk
# Might need to do mklabel gpt in between
$ sudo parted /dev/sdb
GNU Parted 3.3
Using /dev/sdb
Welcome to GNU Parted! Type 'help' to view a list of commands.
(parted) p
Model: QEMU QEMU HARDDISK (scsi)
Disk /dev/sdb: 3221GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags:
Number Start End Size File system Name Flags
(parted) mklabel
New disk label type? gpt
(parted) mkpart
Partition name? []? primary
parted: invalid token: partition
File system type? [ext2]? ext4
Start? 0%
End? 100%
(parted) print
Model: QEMU QEMU HARDDISK (scsi)
Disk /dev/sdb: 3221GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags:
Number Start End Size File system Name Flags
1 1049kB 3221GB 3221GB ext4 primary
(parted) quit
Information: You may need to update /etc/fstab.
# Create physical volume
$ sudo pvcreate /dev/sdb1
Physical volume "/dev/sdb1" successfully created.
# Confirm it worked
$ sudo pvs
PV VG Fmt Attr PSize PFree
/dev/sda3 ubuntu-vg lvm2 a-- <2.96t 0
/dev/sdb1 lvm2 --- <2.93t <2.93t
# Create a volume group "data" with sdb1
$ sudo vgcreate data /dev/sdb1
Volume group "data" successfully created
# Create a logical volume "data-lv" in the data volume group with 100% of the space available
$ sudo lvcreate -l 100%FREE -n data-lv data
Logical volume "data-lv" created.
# Create ext4 filesystem on logical volume
$ sudo mkfs.ext4 /dev/data/data-lv
mke2fs 1.45.5 (07-Jan-2020)
Discarding device blocks: done
Creating filesystem with 786430976 4k blocks and 196608000 inodes
Filesystem UUID: cf87eb6b-b238-4807-a749-b39d6b146eee
Superblock backups stored on blocks:
32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208,
4096000, 7962624, 11239424, 20480000, 23887872, 71663616, 78675968,
102400000, 214990848, 512000000, 550731776, 644972544
Allocating group tables: done
Writing inode tables: done
Creating journal (262144 blocks): done
Writing superblocks and filesystem accounting information: done
# Find out the blkid of the lv - sudo is important here
$ sudo blkid /dev/data/data-lv
/dev/data/data-lv: UUID="cf87eb6b-b238-4807-a749-b39d6b146eee" TYPE="ext4"
# Auto-mount the disk to /etc/fstab
$ sudo vi /etc/fstab
# Add this line
# mount data disk to /data
/dev/disk/by-uuid/cf87eb6b-b238-4807-a749-b39d6b146eee /data ext4 defaults 0 1
# Make sure the /data dir exists
$ sudo mkdir /data
# Reboot in order to check that the auto-mount works
$ sudo reboot
# Confirm that everything works
$ lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 1T 0 disk
├─sda1 8:1 0 1M 0 part
├─sda2 8:2 0 1G 0 part /boot
└─sda3 8:3 0 1T 0 part
└─ubuntu--vg-ubuntu--lv 253:0 0 1T 0 lvm /
sdb 8:16 0 3T 0 disk
└─sdb1 8:17 0 3T 0 part
└─data-data--lv 253:0 0 3T 0 lvm /data
Last active
March 18, 2023 17:25
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Save egodigitus/26b97e1bad217b1a77a3338fa0b0ea5e to your computer and use it in GitHub Desktop.
Add new disk Ubuntu 20 Proxmox
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