NAME | SYNOPSIS | OPTIONS | DESCRIPTION | SEE ALSO | COLOPHON

PERF(1)                          perf Manual                         PERF(1)

NAME         top

       perf - Performance analysis tools for Linux

SYNOPSIS         top

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

OPTIONS         top

       --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         top

       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         top

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

COLOPHON         top

       This page is part of the perf (Performance analysis tools for Linux
       (in Linux source tree)) project.  Information about the project can
       be found at ⟨https://perf.wiki.kernel.org/index.php/Main_Page⟩.  If
       you have a bug report for this manual page, send it to
       linux-kernel@vger.kernel.org.  This page was obtained from the
       project's upstream Git repository 
       ⟨http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git⟩ on
       2017-07-05.  If you discover any rendering problems in this HTML ver‐
       sion of the page, or you believe there is a better or more up-to-date
       source for the page, or you have corrections or improvements to the
       information in this COLOPHON (which is not part of the original man‐
       ual page), send a mail to man-pages@man7.org

perf                             02/18/2017                          PERF(1)

Pages that refer to this page: perf-bench(1)perf-config(1)perf-data(1)perf-help(1)perf-lock(1)