Latest Manual Page of perf.1

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Revision as of 07:52, 29 August 2022

Contents

NAME

perf - Performance analysis tools for Linux

SYNOPSIS 

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

OPTIONS

-h, --help

Run perf help command.

-v, --version

Display perf version.

-vv

Print the compiled-in status of libraries.

--exec-path

Display or set exec path.

--html-path

Display html documentation path.

-p, --paginate

Set up pager.

--no-pager

Do not set pager.

--buildid-dir

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

--list-cmds

List the most commonly used perf commands.

--list-opts

List available perf options.

--debugfs-dir

Set debugfs directory or set environment variable PERF_DEBUGFS_DIR.

--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
  stderr           - write debug output (option -v) to stderr
                     in browser mode
  perf-event-open  - Print perf_event_open() arguments and
                     return value

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)

perf-annotate(1),perf-archive(1),perf-arm-spe(1), perf-bench(1), perf-buildid-cache(1), perf-buildid-list(1), perf-c2c(1), perf-config(1), perf-data(1), perf-diff(1), perf-evlist(1), perf-ftrace(1), perf-help(1), perf-inject(1), perf-intel-pt(1), perf-iostat(1), perf-kallsyms(1), perf-kmem(1), perf-kvm(1), perf-lock(1), perf-mem(1), perf-probe(1), perf-sched(1), perf-script(1), perf-test(1), perf-trace(1), perf-version(1)


KERNEL VERSION

This page is auto-generated. The kernel version is v6.0-rc3

Retrieved from "https://perf.wiki.kernel.org/index.php?title=Latest_Manual_Page_of_perf.1&oldid=3695"
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