Show CPU and device utilization in MiB
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
Requirementsiostatiostat must be installed and available on PATH.
Version supportiostat Current supported releasesVerified for linux using posix, bash, zsh syntax; consult compatibility notes for platform-specific differences.
Expected signalsavg-cpu: %user %system %iowait %idleRepresentative successful output; values vary with the selected target and system state.
Known errorsiostat: command not foundiostat is missing or is not available on PATH.
Verifyiostat -m 1 2The 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
01iostatCommandRuns the iostat stage of this one-liner.
02-mOptionConfigures iostat with the -m option.
031ArgumentPasses 1 to iostat.
042ArgumentPasses 2 to iostat.
Example input
iostat -m 1 2
Example output
avg-cpu: %user %system %iowait %idle
4.20 1.10 0.30 94.40
Illustrative output — exact values vary by system and data.
Official sources