[Reading notes] Linux file system

1. Types of File systems

Ext ext2 ext3 ext4 JFS XFS

Where Ext3 started to support Journal log mode

Similar to RAID card with Data mode sorting mode and write-back mode

The most secure write-back mode for Data mode has the highest performance.

2. File system commands:

1) Fdisk

Fdisk-l first look at the disk condition.

Fdisk/dev/sda the way to handle specific disks

Input m for processing

Give help and then enter N to create a new partition

Enter p to define a partition that can be 1-4 selectable

Then select Size to create

2) mkfs Create file system

Mkfs.ext4/dev/sdc1

3) Create directory to mount

Mkdir/sdc

4) Mount

Mount-t EXT4/DEV/SDC1/SDC

5) Modify/etc/fstab

Add a new line

/DEV/SDC1/SDC EXT4 Defaults 0 0

Shown

It can be mounted automatically.

[Reading notes] Linux file system