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How to find whether Linux system is 32 bit or 64 bit in simple commands
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How to find whether Linux system is 32 bit or 64 bit in simple commands

To find whether Linux system is 32 bit or 64 bit in simple commands

In this article we will discuss how to find whether Linux system is 32 bit or 64 bit using the simple Linux commands.

File Command

This command helps to display the file type.
Syntax
file /sbin/init

Example

[user1@linuxhelp ~]$ file /sbin/init
/sbin/init: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked (uses shared libs), for GNU/Linux 2.6.18, stripped

getconf Command

This command helps to displays the system configuration variables.

Syntax
getconf LONG_BIT

Example

[user1@linuxhelp ~]$ getconf LONG_BIT
64

Uname command

The command uname -a helps to display system type.

Syntax
uname -a

Example

[user1@linuxhelp ~]$ uname -a
Linux linuxhelp.1 2.6.32-573.18.1.el6.x86_64 #1 SMP Tue Feb 9 22:46:17 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux

For more info on uname command: https://www.linuxhelp.com/uname-command/

dpkg command

This command helps to display the Ubuntu and Debian OS.

Syntax
dpkg –print-architecture

Example
For 32 bit

[user1@linuxhelp ~]$ dpkg --print-architecture
i386

For 64 bit

[user1@linuxhelp ~]$ dpkg --print-architecture
amd 64

arch Command

Syntax
arch

Example

[user1@linuxhelp ~]$ arch
x86_64

echo Command

Syntax
echo $HOSTTYPE

Example

[user1@linuxhelp ~]$ echo $HOSTTYPE
x86_64

For more info on echo command: https://www.linuxhelp.com/echo-commands-in-linux-2/

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