How to check whether the centos system version is 32-bit or 64-bit

You can use the [getconf LONG_BIT] command and the [getconf WORD_BIT] command to view it.

[root@linuxzgf ~]#getconf LONG_BIT [root@linuxzgf ~]#getconf WORD_BIT

Interpretation:

In 32-bit systems, the int type and long type are generally 4 bytes. In 64-bit systems, the int type is still 4 bytes, but long has become In the 8-byte Linux system, "getconf WORD_BIT" and "getconf LONG_BIT" can be used to obtain the number of digits of word and long. You should get 32 and 64 respectively on a 64-bit system.

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