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| author | Adrian Hunter <adrian.hunter@intel.com> | 2021-05-30 22:23:08 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-06-01 16:05:20 +0300 |
| commit | a483e64c0b62e93a772cbc96f32bad885586fad7 (patch) | |
| tree | 64fc67efedc2d7599c1072670760ac846b155ad2 /tools/perf/Documentation/perf-intel-pt.txt | |
| parent | 2b87386c7a1c0488bf2a27d7f4ac80aa84e22fb5 (diff) | |
| download | linux-a483e64c0b62e93a772cbc96f32bad885586fad7.tar.xz | |
perf scripting python: intel-pt-events.py: Add --insn-trace and --src-trace
Add an instruction trace and a source trace to the intel-pt-events.py
script.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: https://lore.kernel.org/r/20210530192308.7382-14-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation/perf-intel-pt.txt')
| -rw-r--r-- | tools/perf/Documentation/perf-intel-pt.txt | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/perf/Documentation/perf-intel-pt.txt b/tools/perf/Documentation/perf-intel-pt.txt index e382dbd4ff0a..184ba62420f0 100644 --- a/tools/perf/Documentation/perf-intel-pt.txt +++ b/tools/perf/Documentation/perf-intel-pt.txt @@ -174,7 +174,11 @@ Refer to script export-to-sqlite.py or export-to-postgresql.py for more details, and to script exported-sql-viewer.py for an example of using the database. There is also script intel-pt-events.py which provides an example of how to -unpack the raw data for power events and PTWRITE. +unpack the raw data for power events and PTWRITE. The script also displays +branches, and supports 2 additional modes selected by option: + + --insn-trace - instruction trace + --src-trace - source trace As mentioned above, it is easy to capture too much data. One way to limit the data captured is to use 'snapshot' mode which is explained further below. |