Show processor architecture and topology
Build a paste-ready command, then review its compatibility and effects before running it.
read-onlyno known side effects Compatibility
LinuxVerified for Linux using posix, bash, zsh syntax.
Operational knowledgereview due 2027-01-20
Requirementslscpulscpu must be installed and available on PATH.
Version supportlscpu Current supported releasesVerified for linux using posix, bash, zsh syntax; consult compatibility notes for platform-specific differences.
Expected signalsArchitecture: x86_64Representative successful output; values vary with the selected target and system state.
Known errorslscpu: command not foundlscpu is missing or is not available on PATH.
VerifylscpuThe output matches the expected target and exits without an error.Rollback noteNot required: this command is read-only and does not change system state.
Command breakdown
01lscpuCommandRuns the lscpu stage of this one-liner.
Example output
Architecture: x86_64
CPU(s): 8
Thread(s) per core: 2
Core(s) per socket: 4
Model name: Intel(R) Xeon(R)
Illustrative output — exact values vary by system and data.
Official sources