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This article mainly introduces linux how to check whether the system is 64-bit, has a certain reference value, interested friends can refer to, I hope you can learn a lot after reading this article, the following let the editor take you to understand it.

View method: 1, execute the "getconf LONG_BIT" command, if the output "64" is 64-bit; 2, execute the "uname-a" command, if the output "x86'64" information is 64-bit; 3, execute the "arch" command, if the output "x86'64" information is 64-bit.

The operating environment of this tutorial: linux5.9.8 system, Dell G3 computer.

Linux check whether the system is 64-bit.

Method 1:getconf LONG_BIT to view

The following example is shown: a 64-bit Linux system displays 64. The easiest and quickest way.

[root@gettestlnx01 ~] # getconf LONG_BIT64

Method 2:uname command to view

As shown in the following example, x86room64 represents a 64-bit system and i686 i386 represents a 32-bit system. I686 is only a subset of i386. Cpu support starts with Pentium 2. Previous models do not support it.

[root@gettestlnx01 ~] # uname-aLinux gettestlnx01 3.8.13-16.2.1.el6uek.x86_64 # 1 SMP Thu Nov 7 17:01:44 PST 2013 x86 "64 GNU/Linux

Method 3: arch command to view

[root@gettestlnx01 ~] # archx86_64 Thank you for reading this article carefully. I hope the article "how to check whether the system is 64-bit or not" shared by the editor will be helpful to you. At the same time, I also hope you will support us and pay attention to the industry information channel. More related knowledge is waiting for you to learn!

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