diff options
| author | Shawn Bohrer <shawn.bohrer@gmail.com> | 2010-11-30 19:57:17 -0600 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2010-12-01 18:22:47 -0200 |
| commit | e04fffc321aeebab4962cfc120952272f2d1df98 (patch) | |
| tree | fae781b85d950495fa0b7a34c184ac49fe9983fa /tools/perf/Documentation | |
| parent | 08dbd7e3fa2398910713b21399cca7c6e4b43011 (diff) | |
| download | kernel_samsung_aries-e04fffc321aeebab4962cfc120952272f2d1df98.zip kernel_samsung_aries-e04fffc321aeebab4962cfc120952272f2d1df98.tar.gz kernel_samsung_aries-e04fffc321aeebab4962cfc120952272f2d1df98.tar.bz2 | |
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')
| -rw-r--r-- | tools/perf/Documentation/perf-report.txt | 49 |
1 files changed, 45 insertions, 4 deletions
diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt index 12052c9..59a1f57 100644 --- a/tools/perf/Documentation/perf-report.txt +++ b/tools/perf/Documentation/perf-report.txt @@ -20,6 +20,11 @@ OPTIONS -i:: --input=:: Input file name. (default: perf.data) + +-v:: +--verbose:: + Be more verbose. (show symbol address, etc) + -d:: --dsos=:: Only consider symbols in these dsos. CSV that understands @@ -27,6 +32,10 @@ OPTIONS -n:: --show-nr-samples:: Show the number of samples for each symbol + +--showcpuutilization:: + Show sample percentage for different cpu modes. + -T:: --threads:: Show per-thread event counters @@ -39,12 +48,24 @@ OPTIONS Only consider these symbols. CSV that understands file://filename entries. +-U:: +--hide-unresolved:: + Only display entries resolved to a symbol. + -s:: --sort=:: Sort by key(s): pid, comm, dso, symbol, parent. +-p:: +--parent=<regex>:: + regex filter to identify parent, see: '--sort parent' + +-x:: +--exclude-other:: + Only display entries with parent-match. + -w:: ---field-width=:: +--column-widths=<width[,width...]>:: Force each column width to the provided list, for large terminal readability. @@ -52,19 +73,26 @@ OPTIONS --field-separator=:: 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. +-D:: +--dump-raw-trace:: + Dump raw trace in ASCII. + -g [type,min]:: --call-graph:: - 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=<key>:: + 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. +-k:: +--vmlinux=<file>:: + vmlinux pathname + +-m:: +--modules:: + Load module symbols. WARNING: This should only be used with -k and + a LIVE kernel. + +-f:: +--force:: + Don't complain, do it. + SEE ALSO -------- linkperf:perf-stat[1] |