How to check the number of bits in a Linux system?

How to check the number of bits in the Linux system:

Method 1

After opening the terminal, enter the command [getconf LONG_BIT], and then press Enter. The number of system digits will be returned;

[root@localhost mysql-5.1.57]# getconf LONG_BIT
64

Method 2

Still in the terminal, enter the command [uname -a] and press Enter

According to the returned information, if there is [ x86_64] means it is 64-bit, otherwise it means 32-bit

Recommended learning: Linux video tutorial

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