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authorIngo Molnar <mingo@elte.hu>2011-04-29 14:16:18 +0200
committerIngo Molnar <mingo@elte.hu>2011-04-29 14:35:57 +0200
commit2b427e14b77dbf3e05f1bd0785f1d07ea5fe924e (patch)
tree207749426e797f00553e15c339965c45398d61e0 /tools
parentd3d1e86da07b4565815e3dbcd082f53017d215f8 (diff)
downloadlinux-2b427e14b77dbf3e05f1bd0785f1d07ea5fe924e.tar.gz
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')
-rw-r--r--tools/perf/builtin-stat.c8
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, " #   ");