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Table of Content

• VirtualBox: Adding A 32 GB VirtualDisk
  • Storage Device Controller: SATA
  • Create Disk Image File
  • Virtual Hard Disk File Type
  • DISK SIZE=32 GB
  • DONE
• Crosscheck /dev/sdb
• Partitioning 32GB
• Crosscheck Again /dev/sdb1 and /dev/sdb2
• VirtualDisk Format /dev/sdb1
• VirtualDisk Format /dev/sdb2
• Mounting /mnt/cbkadal
• Mounting /mnt/lfs
• Add to /etc/fstab
• UUID

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VirtualBox: Adding A 32 GB VirtualDisk

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Storage Device Controller: SATA

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Create Disk Image File

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Virtual Hard Disk File Type

• VDI (VirtualBox Disk Image)
  

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• DISK SIZE: 32 GB

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Done

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Crosscheck /dev/sdb

First, start (boot) your system, and next, log in.

• Account: root
• Run:

lsblk

In this case, the next disk is /dev/sdb

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Partitioning 32GB

• Account: root
• Run:

# START: Thu 29 Jun 2023 09:00
sync
# CLEAN OLD DISK
dd if=/dev/zero of=/dev/sdb bs=1M count=1
sync
# SFDISK is a script-oriented tool for partitioning.
sfdisk /dev/sdb <<< "
label: dos
device: /dev/sdb
unit: sectors
sector-size: 512
/dev/sdb1: type=83, start= 2048, size=20480
/dev/sdb2: type=83, start=22528
"

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Crosscheck Again /dev/sdb1 and /dev/sdb2

• Account: root
• Run:

lsblk

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VirtualDisk Format /dev/sdb1

• Account: root
• Run:

mkfs -v -t ext4 /dev/sdb1

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VirtualDisk Format /dev/sdb2

• Account: root
• Run:

mkfs -v -t ext4 /dev/sdb2

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Mounting /mnt/cbkadal

• Account: root
  • Remember: you are not cbkadal! Replace “cbkadal” with your account.
• Run:

mkdir -pv /mnt/cbkadal

mount -v  /dev/sdb1 /mnt/cbkadal/

df /dev/sdb1

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Mounting /mnt/lfs

• Account: root
• Run:

mkdir -pv /mnt/lfs

mount -v  /dev/sdb2 /mnt/lfs/

df /dev/sdb2

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Add to file /etc/fstab

• Account: root
• Edit file “/etc/fstab” with your favorite editor, and add:

/dev/sdb1  /mnt/cbkadal ext4   defaults   0  2
/dev/sdb2  /mnt/lfs     ext4   defaults   0  3

• Remember: you are not cbkadal! Replace “cbkadal” with your account.

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UUID

In file “/etc/fstab”; replace “/dev/sdb1” and “/dev/sdb2” with its UUID. To find out UUID, run (root):

blkid

After replacement, file “/etc/fstab” should look like:

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