On Fri, Jun 20, 2014 at 02:29:47PM +0400, Stanislav Fomichev wrote: > This patchset adds IO mode: instead of process time we record io syscalls > and then draw timechart of writes/reads/tx/rx/polls. > > v4: > - another attempt for fix segfault when skipping invalid tracepoints > - added new patch to fix rendering in Firefox
hum, got this when trying: [jolsa@krava perf]$ sudo ./perf timechart record -I ^C[ perf record: Woken up 2 times to write data ] [ perf record: Captured and wrote 1.071 MB perf.data (~46806 samples) ] [jolsa@krava perf]$ ./perf timechart Invalid previous event (non-zero)! 0x113f80 [0x8]: failed to process type: 68 jirka > > v3: > - fixed segfault when skipping invalid tracepoints > - added ms/us units support for --io-xyz time options > - fixed missing boxes on Firefox > > v2: > - separated start_time fix into distinct commit > - separated --io-xyz options into distinct commit > - fixed 'error' shadowing > - initialized variables in declaration when possible > - removed assert usage > - fprintf -> pr_err > - removed wrongly placed __maybe_unused > > Stanislav Fomichev (4): > perf timechart: fix rendering in Firefox > perf timechart: implement IO mode > perf timechart: conditionally update start_time on fork > perf timechart: add more options to IO mode > > tools/perf/Documentation/perf-timechart.txt | 38 +- > tools/perf/builtin-timechart.c | 686 > +++++++++++++++++++++++++++- > tools/perf/util/svghelper.c | 168 +++++-- > tools/perf/util/svghelper.h | 6 +- > 4 files changed, 838 insertions(+), 60 deletions(-) > > -- > 1.8.3.2 > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
