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| author | Ingo Molnar <mingo@elte.hu> | 2011-04-29 14:16:18 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-04-29 14:35:57 +0200 |
| commit | 2b427e14b77dbf3e05f1bd0785f1d07ea5fe924e (patch) | |
| tree | 207749426e797f00553e15c339965c45398d61e0 /tools/perf/builtin-stat.c | |
| parent | perf stat: Analyze front-end and back-end stall counts (diff) | |
| download | linux-2b427e14b77dbf3e05f1bd0785f1d07ea5fe924e.tar.xz linux-2b427e14b77dbf3e05f1bd0785f1d07ea5fe924e.zip | |
perf stat: Adjust stall cycles warning percentages
Adjust to color thresholds to better match the percentages seen in
real workloads. Both are now a bit more sensitive.
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Link: http://lkml.kernel.org/n/tip-7y40wib8n004io7hjpn1dsrm@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/builtin-stat.c')
| -rw-r--r-- | tools/perf/builtin-stat.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index e45449938b80..2492a0efa4d8 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -492,11 +492,11 @@ static void print_stalled_cycles_frontend(int cpu, struct perf_evsel *evsel __us ratio = avg / total * 100.0; color = PERF_COLOR_NORMAL; - if (ratio > 75.0) + if (ratio > 50.0) color = PERF_COLOR_RED; - else if (ratio > 50.0) + else if (ratio > 30.0) color = PERF_COLOR_MAGENTA; - else if (ratio > 20.0) + else if (ratio > 10.0) color = PERF_COLOR_YELLOW; fprintf(stderr, " # "); @@ -519,7 +519,7 @@ static void print_stalled_cycles_backend(int cpu, struct perf_evsel *evsel __use color = PERF_COLOR_RED; else if (ratio > 50.0) color = PERF_COLOR_MAGENTA; - else if (ratio > 25.0) + else if (ratio > 20.0) color = PERF_COLOR_YELLOW; fprintf(stderr, " # "); |