vps - 怎样查看当前linux系统是64位还是32位的?

Question

因为VPS上要装一个软件，但是不知道当前这个操作系统是32位还是64位的，所以想问问如何判断系统是多少位？

Answer 1

$ uname -a

Answer 2

arch command is enough

Answer 3

Digits

uname -a

Version

lsb_release -a

Answer 4

file /bin/ls
Or go to the root directory to see if there is a lib64 directory. There is a 64-bit system

Answer 5

cat /etc/redhat-release
Or
getconf LONG_BIT

Answer 6

uname -a

x86_64 64-bit
Others i386 and i686 are 32-bit