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b535d523dc
linux/tools/perf
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Arnaldo Carvalho de Melo b535d523dc perf trace: Sort syscalls stats by msecs in --summary 
# trace -a -s sleep 1
  <SNIP>
   Xorg (1965), 788 events, 19.0%, 0.000 msec

     syscall            calls    total       min       avg       max      stddev
                                 (msec)    (msec)    (msec)    (msec)        (%)
     --------------- -------- --------- --------- --------- ---------     ------
     select                89   731.038     0.000     8.214   175.218     36.71%
     ioctl                 22     0.661     0.010     0.030     0.072     10.43%
     writev                42     0.253     0.002     0.006     0.011      5.94%
     recvmsg               60     0.185     0.001     0.003     0.009      5.90%
     setitimer             60     0.127     0.001     0.002     0.006      6.14%
     read                  52     0.102     0.001     0.002     0.005      8.55%
     rt_sigprocmask        45     0.092     0.001     0.002     0.023     23.65%
     poll                  12     0.021     0.001     0.002     0.003      7.21%
     epoll_wait            12     0.019     0.001     0.002     0.002      2.71%

   firefox (10871), 1080 events, 26.1%, 0.000 msec

     syscall            calls    total       min       avg       max      stddev
                                 (msec)    (msec)    (msec)    (msec)        (%)
     --------------- -------- --------- --------- --------- ---------     ------
     poll                 240   979.562     0.000     4.082    17.132     11.33%
     recvmsg              240     0.532     0.001     0.002     0.007      3.69%
     read                  60     0.303     0.003     0.005     0.029      8.50%

Suggested-by: Milian Wolff <milian.wolff@kdab.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-52kdkuyxihq0kvc0n2aalhay@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2016-05-05 21:03:56 -03:00
..
arch perf tools: Update x86's syscall_64.tbl, adding preadv2 & pwritev2 2016-04-26 13:15:02 -03:00
bench perf bench: Remove one more die() call 2016-04-26 13:28:40 -03:00
config perf tools: Build syscall table .c header from kernel's syscall_64.tbl 2016-04-08 09:58:14 -03:00
Documentation perf record: Disable buildid cache options by default in switch output mode 2016-04-28 09:58:59 -03:00
jvmti perf jit: Add support for using TSC as a timestamp 2016-04-01 18:42:55 -03:00
python
scripts perf script: Fix postgresql ubuntu install instructions 2016-04-19 12:36:54 -03:00
tests perf tests: Do not use sizeof on pointer type 2016-04-28 15:37:52 -03:00
trace perf trace: Move msg_flags beautifier to tools/perf/trace/beauty/ 2016-04-28 09:58:59 -03:00
ui perf hists browser: Fold two consecutive symbol_conf.use_callchain ifs 2016-04-18 12:26:27 -03:00
util perf tools: Add template for generating rbtree resort class 2016-05-05 21:03:55 -03:00
.gitignore
Build perf tools: Set and pass DOCDIR to builtin-report.c 2016-01-12 12:42:07 -03:00
builtin-annotate.c perf machine: Rename perf_event__preprocess_sample to machine__resolve 2016-03-23 12:03:08 -03:00
builtin-bench.c
builtin-buildid-cache.c perf tools: Move timestamp creation to util 2016-01-29 17:30:06 -03:00
builtin-buildid-list.c
builtin-config.c perf config: Make show_config() use perf_config_set 2016-04-14 09:15:47 -03:00
builtin-data.c
builtin-diff.c perf machine: Rename perf_event__preprocess_sample to machine__resolve 2016-03-23 12:03:08 -03:00
builtin-evlist.c perf evlist: Add --trace-fields option to show trace fields 2016-01-08 14:23:02 -03:00
builtin-help.c perf help: Use asprintf instead of adhoc equivalents 2016-03-23 16:36:07 -03:00
builtin-inject.c perf tools: Add time conversion event 2016-03-31 10:52:24 -03:00
builtin-kmem.c perf callchain: Start moving away from global per thread cursors 2016-04-14 14:48:07 -03:00
builtin-kvm.c perf evsel: Do not use globals in config() 2016-04-11 22:18:20 -03:00
builtin-list.c
builtin-lock.c
builtin-mem.c perf mem: Add -U/-K (--all-user/--all-kernel) options 2016-03-30 11:14:07 -03:00
builtin-probe.c
builtin-record.c perf record: Generate tracking events for process forked by perf 2016-04-28 09:58:59 -03:00
builtin-report.c perf tools: Set the maximum allowed stack from /proc/sys/kernel/perf_event_max_stack 2016-04-27 10:29:07 -03:00
builtin-sched.c perf sched map: Display only given cpus 2016-04-13 10:11:52 -03:00
builtin-script.c perf tools: Set the maximum allowed stack from /proc/sys/kernel/perf_event_max_stack 2016-04-27 10:29:07 -03:00
builtin-stat.c perf stat: Add --metric-only support for -A 2016-03-10 16:50:47 -03:00
builtin-timechart.c perf machine: Rename perf_event__preprocess_sample to machine__resolve 2016-03-23 12:03:08 -03:00
builtin-top.c perf tools: Set the maximum allowed stack from /proc/sys/kernel/perf_event_max_stack 2016-04-27 10:29:07 -03:00
builtin-trace.c perf trace: Sort syscalls stats by msecs in --summary 2016-05-05 21:03:56 -03:00
builtin-version.c
builtin.h perf tools: Remove needless 'extern' from function prototypes 2016-03-23 15:06:35 -03:00
command-list.txt
CREDITS
design.txt
Makefile perf build tests: Do parallell builds with 'build-test' 2016-02-04 15:57:00 -03:00
Makefile.perf perf tools: Build syscall table .c header from kernel's syscall_64.tbl 2016-04-08 09:58:14 -03:00
MANIFEST perf bench: Fix detached tarball building due to missing 'perf bench memcpy' headers 2016-03-24 12:28:57 -03:00
perf-archive.sh
perf-completion.sh
perf-read-vdso.c
perf-sys.h
perf-with-kcore.sh
perf.c perf tools: Set the maximum allowed stack from /proc/sys/kernel/perf_event_max_stack 2016-04-27 10:29:07 -03:00
perf.h perf tools: Ditch record_opts.callgraph_set 2016-04-18 12:26:27 -03:00