drive-volume-partition

what’s drive, volume, and partition

tags: learning linux

content

• drive refers to physical storage, like HDD, SSD, USB flash drive
• partition is logical storage unit of drive, a drive can be separated to multiple partitions
  • each partition shows up in /dev as a separate device node
  • /dev/sda1 and /dev/sda2 are different partitions of a drive
• volume is made up of partitions

example:

• the drive is a disk of 465G
• it’s separated into 3 partitions
• one of the partitions contains 2 different logical volume

up

down

logical-volume-manager

reference