1 perf-help(1) 1 perf-help(1)
2 ============ 2 ============
3 3
4 NAME 4 NAME
5 ---- 5 ----
6 perf-help - display help information about per 6 perf-help - display help information about perf
7 7
8 SYNOPSIS 8 SYNOPSIS
9 -------- 9 --------
10 'perf help' [-a|--all] [COMMAND] 10 'perf help' [-a|--all] [COMMAND]
11 11
12 DESCRIPTION 12 DESCRIPTION
13 ----------- 13 -----------
14 14
15 With no options and no COMMAND given, the syno 15 With no options and no COMMAND given, the synopsis of the 'perf'
16 command and a list of the most commonly used p 16 command and a list of the most commonly used perf commands are printed
17 on the standard output. 17 on the standard output.
18 18
19 If the option '--all' or '-a' is given, then a 19 If the option '--all' or '-a' is given, then all available commands are
20 printed on the standard output. 20 printed on the standard output.
21 21
22 If a perf command is named, a manual page for 22 If a perf command is named, a manual page for that command is brought
23 up. The 'man' program is used by default for t 23 up. The 'man' program is used by default for this purpose, but this
24 can be overridden by other options or configur 24 can be overridden by other options or configuration variables.
25 25
26 Note that `perf --help ...` is identical to `p 26 Note that `perf --help ...` is identical to `perf help ...` because the
27 former is internally converted into the latter 27 former is internally converted into the latter.
28 28
29 OPTIONS 29 OPTIONS
30 ------- 30 -------
31 -a:: 31 -a::
32 --all:: 32 --all::
33 Prints all the available commands on t 33 Prints all the available commands on the standard output. This
34 option supersedes any other option. 34 option supersedes any other option.
35 35
36 PERF 36 PERF
37 ---- 37 ----
38 Part of the linkperf:perf[1] suite 38 Part of the linkperf:perf[1] suite
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