NAME

       perf - Performance analysis tools for Linux

SYNOPSIS

       perf [--version] [--help] [OPTIONS] COMMAND [ARGS]

OPTIONS

       --debug
           Setup debug variable (see list below) in value range (0, 10). Use like: --debug
           verbose # sets verbose = 1 --debug verbose=2 # sets verbose = 2

               List of debug variables allowed to set:
                 verbose          - general debug messages
                 ordered-events   - ordered events object debug messages
                 data-convert     - data convert command debug messages

       --buildid-dir
           Setup buildid cache directory. It has higher priority than buildid.dir config file
           option.

       -v, --version
           Display perf version.

       -h, --help
           Run perf help command.

DESCRIPTION

       Performance counters for Linux are a new kernel-based subsystem that provide a framework
       for all things performance analysis. It covers hardware level (CPU/PMU, Performance
       Monitoring Unit) features and software features (software counters, tracepoints) as well.

SEE ALSO

       perf-stat(1), perf-top(1), perf-record(1), perf-report(1), perf-list(1)