path: root/tools/perf/Documentation/perf-report.txt
diff options
authorShawn Bohrer <>2010-11-30 19:57:17 -0600
committerArnaldo Carvalho de Melo <>2010-12-01 18:22:47 -0200
commite04fffc321aeebab4962cfc120952272f2d1df98 (patch)
treefae781b85d950495fa0b7a34c184ac49fe9983fa /tools/perf/Documentation/perf-report.txt
parent08dbd7e3fa2398910713b21399cca7c6e4b43011 (diff)
perf report: Document missing options
Cc: Ingo Molnar <> Cc: Paul Mackerras <> Cc: Peter Zijlstra <> LKML-Reference: <> Signed-off-by: Shawn Bohrer <> Signed-off-by: Arnaldo Carvalho de Melo <>
Diffstat (limited to 'tools/perf/Documentation/perf-report.txt')
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
Input file name. (default:
+ Be more verbose. (show symbol address, etc)
Only consider symbols in these dsos. CSV that understands
@@ -27,6 +32,10 @@ OPTIONS
Show the number of samples for each symbol
+ Show sample percentage for different cpu modes.
Show per-thread event counters
@@ -39,12 +48,24 @@ OPTIONS
Only consider these symbols. CSV that understands
file://filename entries.
+ Only display entries resolved to a symbol.
Sort by key(s): pid, comm, dso, symbol, parent.
+ regex filter to identify parent, see: '--sort parent'
+ Only display entries with parent-match.
Force each column width to the provided list, for large terminal
@@ -52,19 +73,26 @@ OPTIONS
Use a special separator character and don't pad with spaces, replacing
- all occurances of this separator in symbol names (and other output)
+ all occurrences of this separator in symbol names (and other output)
with a '.' character, that thus it's the only non valid separator.
+ Dump raw trace in ASCII.
-g [type,min]::
- Display callchains using type and min percent threshold.
+ Display call chains using type and min percent threshold.
type can be either:
- - flat: single column, linear exposure of callchains.
+ - flat: single column, linear exposure of call chains.
- graph: use a graph tree, displaying absolute overhead rates.
- fractal: like graph, but displays relative rates. Each branch of
the tree is considered as a new profiled object. +
Default: fractal,0.5.
+ Pretty printing style. key: normal, raw
--stdio:: Use the stdio interface.
--tui:: Use the TUI interface, that is integrated with annotate and allows
@@ -72,6 +100,19 @@ OPTIONS
requires a tty, if one is not present, as when piping to other
commands, the stdio interface is used.
+ vmlinux pathname
+ Load module symbols. WARNING: This should only be used with -k and
+ a LIVE kernel.
+ Don't complain, do it.