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author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-02-13 22:45:24 +0300 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-02-13 23:22:33 +0300 |
commit | d6195a6a2c247515d5832debb51c03a74dc3f8f6 (patch) | |
tree | 18a5f7ae1648ab4167c8f2db7fd372b031bce600 /tools/time | |
parent | e8c6f437fd12d39e462962eaed2315bac597d34c (diff) | |
download | linux-d6195a6a2c247515d5832debb51c03a74dc3f8f6.tar.xz |
perf evsel: Inform how to make a sysctl setting permanent
When a tool can't open counters due to the kernel.perf_event_paranoit
sysctl setting, we inform how to tweak it to allow the operation to
succeed, in addition to that, suggest setting /etc/sysctl.conf to
make the setting permanent.
Suggested-by: Ingo Molnar <mingo@kernel.org>
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-4gwe99k4a6p12d4u8bbyttj2@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/time')
0 files changed, 0 insertions, 0 deletions