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Why Linux needs to be partitioned
Home Operation and Maintenance Linux Operation and Maintenance Why does Linux need to be partitioned?

Why does Linux need to be partitioned?

Mar 04, 2022 am 10:49 AM
linux

The reasons for Linux partitioning: 1. Partitioning can prevent data loss. Once the partition is damaged without partitioning, users will lose all their data; 2. Partitioning can increase the efficiency of disk space usage; 3. Partitioning can save user data Separating from system data prevents user data from filling the entire disk.

Why does Linux need to be partitioned?

#The operating environment of this tutorial: linux7.3 system, Dell G3 computer.

Why Linux needs to be partitioned

Partitioning is to divide a hard drive into several logical drives. Partitioning is to use the block connected to the hard disk as an independent magnetic hard drive. The partition table is an index of hard disk partitions, and the partition information will be written into the partition table.

What are the benefits of Linux partitioning?

Prevent data loss: If the system has only one partition, then if this partition is damaged, the user will lose all data.

Increase disk space usage efficiency: You can format partitions with different block sizes. If there are many 1K files and the disk partition block size is 4K, then 3K space will be wasted for each file stored. , then we need to take the average of these file sizes to divide the block size.

Avoid system hangs: Separating user data and system data can prevent user data from filling the entire disk and causing system hangs.

What are the Linux partition formats?

1. Ext2: It is the standard file system in the GNU/Linux system. This is the most commonly used file system in Linux. It is specially designed for Linux. It has extremely fast speed and minimal CPU usage. It can be used for standard block devices and mobile storage such as floppy disks. on the device.

 2. Ext3: Ext3 is a log file system. Its biggest feature is that it will completely record the writing actions of the entire disk on a certain area of ​​the disk, so that backtracking can be done when necessary. When a certain process is interrupted, the system can directly trace back and reorganize the interrupted part based on these records, and the reorganization speed is quite fast.

 3. Linux Swap: It is a Swap file system in Linux specially used for swap partitions. Linux uses this entire partition as swap space. Generally, the swap partition in Swap format is twice the size of the main memory. When the memory is not enough, Linux will write part of the data to the swap partition.

4. VFAT: Also called the long file name system, this is a Linux file system compatible with Windows systems. It supports long file names and can be used as a partition for Windows and Linux to exchange files.

Related recommendations: "Linux Video Tutorial"

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