How To: Retrieving System Serial Numbers and Hardware Information on Unix

Those snippets cover various methods to retrieve system serial numbers and hardware information across different operating systems and platforms.

dmidecode -t 1 wmic bios get serialnumber pfexec ipmitool fru prtfru /frutree/chassis/MB?Label=MB/system-board prtdiag prtconf prtfru psrinfo -v sneep # getconf CS_MACHINE_SERIAL getconf CS_MACHINE_SERIAL: Invalid argument # getconf MACHINE_SERIAL getconf MACHINE_SERIAL: Invalid argument # cstm sh: cstm: not found. # print_manifest sh: print_manifest: not found.

#!/bin/bash # Function to check command availability command_exists() { command -v "$1" >/dev/null 2>&1 } # Try various methods get_serial() { # Try dmidecode if command_exists dmidecode; then echo "=== DMIDecode Method ===" sudo dmidecode -t 1 2>/dev/null | grep "Serial Number" fi # Try WMIC if command_exists wmic; then echo "=== WMIC Method ===" wmic bios get serialnumber 2>/dev/null fi # Try IPMI if command_exists ipmitool; then echo "=== IPMI Method ===" sudo ipmitool fru 2>/dev/null | grep "Product Serial" fi # Try system files if [ -f "/sys/class/dmi/id/product_serial" ]; then echo "=== System File Method ===" cat /sys/class/dmi/id/product_serial fi } # Execute get_serial