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linux/tools/perf/bench
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Arnaldo Carvalho de Melo 7b47623b8c perf bench uprobe trace_printk: Add entry attaching an BPF program that does a trace_printk 
[root@five ~]# perf bench uprobe all
  # Running uprobe/baseline benchmark...
  # Executed 1,000 usleep(1000) calls
       Total time: 1,053,963 usecs

   1,053.963 usecs/op

  # Running uprobe/empty benchmark...
  # Executed 1,000 usleep(1000) calls
       Total time: 1,056,293 usecs +2,330 to baseline

   1,056.293 usecs/op 2.330 usecs/op to baseline

  # Running uprobe/trace_printk benchmark...
  # Executed 1,000 usleep(1000) calls
       Total time: 1,056,977 usecs +3,014 to baseline +684 to previous

   1,056.977 usecs/op 3.014 usecs/op to baseline 0.684 usecs/op to previous

  [root@five ~]#

Acked-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andre Fredette <anfredet@redhat.com>
Cc: Clark Williams <williams@redhat.com>
Cc: Dave Tucker <datucker@redhat.com>
Cc: Derek Barbosa <debarbos@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Masami Hiramatsu (Google) <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/lkml/20230719204910.539044-6-acme@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2023-07-20 11:33:24 -03:00
..
bench.h perf bench uprobe trace_printk: Add entry attaching an BPF program that does a trace_printk 2023-07-20 11:33:24 -03:00
breakpoint.c perf bench breakpoint: Fix build on 32-bit arches 2022-05-16 21:23:09 -03:00
Build perf bench uprobe: Add benchmark to test uprobe overhead 2023-07-20 11:31:19 -03:00
epoll-ctl.c perf bench epoll: Fix missing frees/puts on the exit path 2023-06-12 18:18:14 -03:00
epoll-wait.c perf bench epoll: Fix missing frees/puts on the exit path 2023-06-12 18:18:14 -03:00
evlist-open-close.c perf evlist: Rename cpus to user_requested_cpus 2022-04-01 16:19:35 -03:00
find-bit-bench.c perf bench: Avoid NDEBUG warning 2023-04-04 09:39:56 -03:00
futex-hash.c perf bench: Update use of pthread mutex/cond 2022-10-04 08:55:19 -03:00
futex-lock-pi.c perf bench futex: Avoid memory leaks from pthread_attr 2023-06-12 18:18:14 -03:00
futex-requeue.c perf bench futex: Avoid memory leaks from pthread_attr 2023-06-12 18:18:14 -03:00
futex-wake-parallel.c perf bench futex: Avoid memory leaks from pthread_attr 2023-06-12 18:18:14 -03:00
futex-wake.c perf bench futex: Avoid memory leaks from pthread_attr 2023-06-12 18:18:14 -03:00
futex.h Revert "perf bench futex: Add support for 32-bit systems with 64-bit time_t" 2021-11-01 11:42:54 -03:00
inject-buildid.c perf bench inject-buildid: Use zfree() to reduce chances of use after free 2023-04-12 10:14:01 -03:00
kallsyms-parse.c perf bench: Add kallsyms parsing 2020-05-05 16:35:32 -03:00
mem-functions.c perf bench mem: Always memset source before memcpy 2020-08-13 09:34:26 -03:00
mem-memcpy-arch.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
mem-memcpy-x86-64-asm-def.h tools headers: Update the copy of x86's mem{cpy,set}_64.S used in 'perf bench' 2023-05-17 10:42:19 -03:00
mem-memcpy-x86-64-asm.S tools headers: Update the copy of x86's mem{cpy,set}_64.S used in 'perf bench' 2023-05-17 10:42:19 -03:00
mem-memset-arch.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
mem-memset-x86-64-asm-def.h tools headers: Update the copy of x86's mem{cpy,set}_64.S used in 'perf bench' 2023-05-17 10:42:19 -03:00
mem-memset-x86-64-asm.S tools headers: Update the copy of x86's mem{cpy,set}_64.S used in 'perf bench' 2023-05-17 10:42:19 -03:00
numa.c perf bench numa: Fix type of loop iterator in do_work, it should be 'long' 2023-04-04 09:39:56 -03:00
pmu-scan.c perf pmus: Allow just core PMU scanning 2023-05-27 09:42:00 -03:00
sched-messaging.c perf bench sched messaging: Free contexts on exit 2023-06-12 18:18:14 -03:00
sched-pipe.c perf tools: Cast (struct timeval).tv_sec when printing 2021-03-06 16:54:24 -03:00
synthesize.c perf tools: Allow controlling synthesizing PERF_RECORD_ metadata events during record 2021-09-17 08:44:19 -03:00
syscall.c perf bench syscall: Add fork syscall benchmark 2023-04-04 09:39:55 -03:00
uprobe.c perf bench uprobe trace_printk: Add entry attaching an BPF program that does a trace_printk 2023-07-20 11:33:24 -03:00