What is the appropriate allocation unit size?

Many friends when formatting a hard disk or USB disk, what does the formatted allocation unit size mean? And what is the appropriate allocation unit size? Generally, the default allocation size is selected, which is 4096 bytes. However, let’s take a look at the detailed introduction below.

Introduction to the appropriate size of the formatted allocation unit

Answer: Generally, the default is 4096 bytes, which is 4K

The formatted allocation unit size means The smallest unit for the system to read and write to the disk.

Within the limit speed, the formatted allocation unit size is related to the hard disk reading speed. The larger the allocation unit, the faster the hard disk reading and writing speed, and vice versa.

1. If you want speed, you can set the formatting allocation unit size larger, but hard disk storage space is relatively easy to waste,

Formatting Setting the allocation unit size smaller allows more things to be stored on the disk.

2. Generally, when we format a hard disk or other U disk and other devices, the default is 4096 bytes, which is 4K.

3. Usually we can choose the default 4096 bytes when formatting a hard disk, U disk or mobile hard disk, but if we really need to increase the reading speed a little bit,

Then you can also format the allocation unit size to 8K, 16K or even 32K, etc. and then format it.

The hard disk format of Windows 7 is NTFS. 4K sectors means that the allocation unit size is 4096 bytes.

1. Default configuration size;

2.512 bytes;

3.1024 bytes;

4.2048 bytes;

5.4096 bytes.

Formatting Precautions

1. First, let us back up the files in the folder.

2. During the formatting process, we do not need to perform any operations or shut down the computer.

3. Select the corresponding file system. Remember to select the ntfs file system.

　

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