summaryrefslogtreecommitdiffstats
path: root/tools/perf/Documentation/perf-trace.txt
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2010-02-28 10:20:25 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-02-28 10:20:25 -0800
commit6556a6743549defc32e5f90ee2cb1ecd833a44c3 (patch)
tree622306583d4a3c13235a8bfc012854c125c597f1 /tools/perf/Documentation/perf-trace.txt
parente0d272429a34ff143bfa04ee8e29dd4eed2964c7 (diff)
parent1dd2980d990068e20045b90c424518cc7f3657ff (diff)
Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (172 commits) perf_event, amd: Fix spinlock initialization perf_event: Fix preempt warning in perf_clock() perf tools: Flush maps on COMM events perf_events, x86: Split PMU definitions into separate files perf annotate: Handle samples not at objdump output addr boundaries perf_events, x86: Remove superflous MSR writes perf_events: Simplify code by removing cpu argument to hw_perf_group_sched_in() perf_events, x86: AMD event scheduling perf_events: Add new start/stop PMU callbacks perf_events: Report the MMAP pgoff value in bytes perf annotate: Defer allocating sym_priv->hist array perf symbols: Improve debugging information about symtab origins perf top: Use a macro instead of a constant variable perf symbols: Check the right return variable perf/scripts: Tag syscall_name helper as not yet available perf/scripts: Add perf-trace-python Documentation perf/scripts: Remove unnecessary PyTuple resizes perf/scripts: Add syscall tracing scripts perf/scripts: Add Python scripting engine perf/scripts: Remove check-perf-trace from listed scripts ... Fix trivial conflict in tools/perf/util/probe-event.c
Diffstat (limited to 'tools/perf/Documentation/perf-trace.txt')
-rw-r--r--tools/perf/Documentation/perf-trace.txt15
1 files changed, 13 insertions, 2 deletions
diff --git a/tools/perf/Documentation/perf-trace.txt b/tools/perf/Documentation/perf-trace.txt
index 60e5900da48..8879299cd9d 100644
--- a/tools/perf/Documentation/perf-trace.txt
+++ b/tools/perf/Documentation/perf-trace.txt
@@ -19,6 +19,11 @@ There are several variants of perf trace:
'perf trace' to see a detailed trace of the workload that was
recorded.
+ You can also run a set of pre-canned scripts that aggregate and
+ summarize the raw trace data in various ways (the list of scripts is
+ available via 'perf trace -l'). The following variants allow you to
+ record and run those scripts:
+
'perf trace record <script>' to record the events required for 'perf
trace report'. <script> is the name displayed in the output of
'perf trace --list' i.e. the actual script name minus any language
@@ -31,6 +36,9 @@ There are several variants of perf trace:
record <script>' is used and should be present for this command to
succeed.
+ See the 'SEE ALSO' section for links to language-specific
+ information on how to write and run your own trace scripts.
+
OPTIONS
-------
-D::
@@ -45,9 +53,11 @@ OPTIONS
--list=::
Display a list of available trace scripts.
--s::
+-s ['lang']::
--script=::
Process trace data with the given script ([lang]:script[.ext]).
+ If the string 'lang' is specified in place of a script name, a
+ list of supported languages will be displayed instead.
-g::
--gen-script=::
@@ -56,4 +66,5 @@ OPTIONS
SEE ALSO
--------
-linkperf:perf-record[1], linkperf:perf-trace-perl[1]
+linkperf:perf-record[1], linkperf:perf-trace-perl[1],
+linkperf:perf-trace-python[1]