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authorShawn Bohrer <shawn.bohrer@gmail.com>2010-11-30 20:57:17 -0500
committerArnaldo Carvalho de Melo <acme@redhat.com>2010-12-01 15:22:47 -0500
commite04fffc321aeebab4962cfc120952272f2d1df98 (patch)
treefae781b85d950495fa0b7a34c184ac49fe9983fa /tools/perf/Documentation/perf-report.txt
parent08dbd7e3fa2398910713b21399cca7c6e4b43011 (diff)
perf report: Document missing options
Cc: Ingo Molnar <mingo@elte.hu> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <1291168642-11402-10-git-send-email-shawn.bohrer@gmail.com> Signed-off-by: Shawn Bohrer <shawn.bohrer@gmail.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation/perf-report.txt')
-rw-r--r--tools/perf/Documentation/perf-report.txt49
1 files changed, 45 insertions, 4 deletions
diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt
index 12052c9ed0ba..59a1f57f2bb7 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -20,6 +20,11 @@ OPTIONS
20-i:: 20-i::
21--input=:: 21--input=::
22 Input file name. (default: perf.data) 22 Input file name. (default: perf.data)
23
24-v::
25--verbose::
26 Be more verbose. (show symbol address, etc)
27
23-d:: 28-d::
24--dsos=:: 29--dsos=::
25 Only consider symbols in these dsos. CSV that understands 30 Only consider symbols in these dsos. CSV that understands
@@ -27,6 +32,10 @@ OPTIONS
27-n:: 32-n::
28--show-nr-samples:: 33--show-nr-samples::
29 Show the number of samples for each symbol 34 Show the number of samples for each symbol
35
36--showcpuutilization::
37 Show sample percentage for different cpu modes.
38
30-T:: 39-T::
31--threads:: 40--threads::
32 Show per-thread event counters 41 Show per-thread event counters
@@ -39,12 +48,24 @@ OPTIONS
39 Only consider these symbols. CSV that understands 48 Only consider these symbols. CSV that understands
40 file://filename entries. 49 file://filename entries.
41 50
51-U::
52--hide-unresolved::
53 Only display entries resolved to a symbol.
54
42-s:: 55-s::
43--sort=:: 56--sort=::
44 Sort by key(s): pid, comm, dso, symbol, parent. 57 Sort by key(s): pid, comm, dso, symbol, parent.
45 58
59-p::
60--parent=<regex>::
61 regex filter to identify parent, see: '--sort parent'
62
63-x::
64--exclude-other::
65 Only display entries with parent-match.
66
46-w:: 67-w::
47--field-width=:: 68--column-widths=<width[,width...]>::
48 Force each column width to the provided list, for large terminal 69 Force each column width to the provided list, for large terminal
49 readability. 70 readability.
50 71
@@ -52,19 +73,26 @@ OPTIONS
52--field-separator=:: 73--field-separator=::
53 74
54 Use a special separator character and don't pad with spaces, replacing 75 Use a special separator character and don't pad with spaces, replacing
55 all occurances of this separator in symbol names (and other output) 76 all occurrences of this separator in symbol names (and other output)
56 with a '.' character, that thus it's the only non valid separator. 77 with a '.' character, that thus it's the only non valid separator.
57 78
79-D::
80--dump-raw-trace::
81 Dump raw trace in ASCII.
82
58-g [type,min]:: 83-g [type,min]::
59--call-graph:: 84--call-graph::
60 Display callchains using type and min percent threshold. 85 Display call chains using type and min percent threshold.
61 type can be either: 86 type can be either:
62 - flat: single column, linear exposure of callchains. 87 - flat: single column, linear exposure of call chains.
63 - graph: use a graph tree, displaying absolute overhead rates. 88 - graph: use a graph tree, displaying absolute overhead rates.
64 - fractal: like graph, but displays relative rates. Each branch of 89 - fractal: like graph, but displays relative rates. Each branch of
65 the tree is considered as a new profiled object. + 90 the tree is considered as a new profiled object. +
66 Default: fractal,0.5. 91 Default: fractal,0.5.
67 92
93--pretty=<key>::
94 Pretty printing style. key: normal, raw
95
68--stdio:: Use the stdio interface. 96--stdio:: Use the stdio interface.
69 97
70--tui:: Use the TUI interface, that is integrated with annotate and allows 98--tui:: Use the TUI interface, that is integrated with annotate and allows
@@ -72,6 +100,19 @@ OPTIONS
72 requires a tty, if one is not present, as when piping to other 100 requires a tty, if one is not present, as when piping to other
73 commands, the stdio interface is used. 101 commands, the stdio interface is used.
74 102
103-k::
104--vmlinux=<file>::
105 vmlinux pathname
106
107-m::
108--modules::
109 Load module symbols. WARNING: This should only be used with -k and
110 a LIVE kernel.
111
112-f::
113--force::
114 Don't complain, do it.
115
75SEE ALSO 116SEE ALSO
76-------- 117--------
77linkperf:perf-stat[1] 118linkperf:perf-stat[1]