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| author | Takashi Iwai <tiwai@suse.de> | 2009-11-01 13:11:07 +0300 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-11-01 13:11:07 +0300 |
| commit | e87a3dd33eab30b4db539500064a9584867e4f2c (patch) | |
| tree | 2f7ad16e46ae30518ff63bb5391b63f7f7cc74dd /Documentation/trace/power.txt | |
| parent | b14f5de731ae657d498d18d713c6431bfbeefb4b (diff) | |
| parent | 3d00941371a765779c4e3509214c7e5793cce1fe (diff) | |
| download | linux-e87a3dd33eab30b4db539500064a9584867e4f2c.tar.xz | |
Merge branch 'fix/misc' into topic/misc
Diffstat (limited to 'Documentation/trace/power.txt')
| -rw-r--r-- | Documentation/trace/power.txt | 17 |
1 files changed, 0 insertions, 17 deletions
diff --git a/Documentation/trace/power.txt b/Documentation/trace/power.txt deleted file mode 100644 index cd805e16dc27..000000000000 --- a/Documentation/trace/power.txt +++ /dev/null @@ -1,17 +0,0 @@ -The power tracer collects detailed information about C-state and P-state -transitions, instead of just looking at the high-level "average" -information. - -There is a helper script found in scrips/tracing/power.pl in the kernel -sources which can be used to parse this information and create a -Scalable Vector Graphics (SVG) picture from the trace data. - -To use this tracer: - - echo 0 > /sys/kernel/debug/tracing/tracing_enabled - echo power > /sys/kernel/debug/tracing/current_tracer - echo 1 > /sys/kernel/debug/tracing/tracing_enabled - sleep 1 - echo 0 > /sys/kernel/debug/tracing/tracing_enabled - cat /sys/kernel/debug/tracing/trace | \ - perl scripts/tracing/power.pl > out.sv |