diff options
| author | Andi Kleen <ak@linux.intel.com> | 2013-09-20 07:40:43 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-10-04 10:06:12 +0200 |
| commit | 475eeab9f3c1579c8da89667496084db4867bf7c (patch) | |
| tree | cacc059c63a8091d69f2cd024dba7c74a6b0d1d8 /tools/perf/Documentation | |
| parent | 0126d493b62e1306db09e1019c05e0bfe84ae8e7 (diff) | |
tools/perf: Add support for record transaction flags
Add support for recording and displaying the transaction flags.
They are essentially a new sort key. Also display them
in a nice way to the user.
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1379688044-14173-6-git-send-email-andi@firstfloor.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/Documentation')
| -rw-r--r-- | tools/perf/Documentation/perf-record.txt | 4 | ||||
| -rw-r--r-- | tools/perf/Documentation/perf-report.txt | 4 | ||||
| -rw-r--r-- | tools/perf/Documentation/perf-top.txt | 2 |
3 files changed, 8 insertions, 2 deletions
diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index 6bec1c944849..f732eaa6a500 100644 --- a/tools/perf/Documentation/perf-record.txt +++ b/tools/perf/Documentation/perf-record.txt @@ -179,12 +179,14 @@ is enabled for all the sampling events. The sampled branch type is the same for The various filters must be specified as a comma separated list: --branch-filter any_ret,u,k Note that this feature may not be available on all processors. --W:: --weight:: Enable weightened sampling. An additional weight is recorded per sample and can be displayed with the weight and local_weight sort keys. This currently works for TSX abort events and some memory events in precise mode on modern Intel CPUs. +--transaction:: +Record transaction flags for transaction related events. + SEE ALSO -------- linkperf:perf-stat[1], linkperf:perf-list[1] diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt index ae337e38cff5..be5ad87b6c3d 100644 --- a/tools/perf/Documentation/perf-report.txt +++ b/tools/perf/Documentation/perf-report.txt @@ -72,6 +72,10 @@ OPTIONS - cpu: cpu number the task ran at the time of sample - srcline: filename and line number executed at the time of sample. The DWARF debugging info must be provided. + - weight: Event specific weight, e.g. memory latency or transaction + abort cost. This is the global weight. + - local_weight: Local weight version of the weight above. + - transaction: Transaction abort flags. By default, comm, dso and symbol keys are used. (i.e. --sort comm,dso,symbol) diff --git a/tools/perf/Documentation/perf-top.txt b/tools/perf/Documentation/perf-top.txt index f852eb5d988d..6d70fbfe28a2 100644 --- a/tools/perf/Documentation/perf-top.txt +++ b/tools/perf/Documentation/perf-top.txt @@ -113,7 +113,7 @@ Default is to monitor all CPUS. -s:: --sort:: Sort by key(s): pid, comm, dso, symbol, parent, srcline, weight, - local_weight, abort, in_tx + local_weight, abort, in_tx, transaction -n:: --show-nr-samples:: |