How to check whether cpu supports 64-bit by linux

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Check whether there is lm in cpuinfo. If there is a lm that supports 64-bit, lm means long mode. The specific command is as follows:

The copy code is as follows:

Cat / proc/cpuinfo | grep flags

Check whether there are lm characters in the output

Or

The copy code is as follows:

Cat / proc/cpuinfo | grep flags | grep lm | wc-l

If the output is greater than 0, 64 bits are supported.

What are the versions of Linux? the versions of Linux are Deepin, UbuntuKylin, Manjaro, LinuxMint, Ubuntu and so on. Among them, Deepin is one of the best-developed Linux distributions in China; UbuntuKylin is a derivative release based on Ubuntu; Manjaro is a Linux release based on Arch; LinuxMint's default Cinnamon desktop is similar to Windows XP's easy-to-use; Ubuntu is the Linux operating system based on desktop applications.

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