How to Determine Whether a System Is 64-bit or 32-bit Nov 4th, 2013 A trick in Bash 1 2 3 4 5 6 7 8 #!/bin/bash system_bits=`uname -m` if [[ "$system_bits" == x86_64 ]] then echo "It's a 64-bit system" else echo "It's a 32-bit system" fi Others UNIX and Linux System Administration Handbook (4th Edition)
