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-rw-r--r--tools/perf/builtin-report.c11
-rw-r--r--tools/perf/util/ui/browsers/hists.c10
2 files changed, 14 insertions, 7 deletions
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 2e317438980b..cec2b8cee80c 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -296,12 +296,15 @@ static size_t hists__fprintf_nr_sample_events(struct hists *self,
{
size_t ret;
char unit;
- unsigned long nr_events = self->stats.nr_events[PERF_RECORD_SAMPLE];
+ unsigned long nr_samples = self->stats.nr_events[PERF_RECORD_SAMPLE];
+ u64 nr_events = self->stats.total_period;
- nr_events = convert_unit(nr_events, &unit);
- ret = fprintf(fp, "# Events: %lu%c", nr_events, unit);
+ nr_samples = convert_unit(nr_samples, &unit);
+ ret = fprintf(fp, "# Samples: %lu%c", nr_samples, unit);
if (evname != NULL)
- ret += fprintf(fp, " %s", evname);
+ ret += fprintf(fp, " of event '%s'", evname);
+
+ ret += fprintf(fp, "\n# Event count (approx.): %lu", nr_events);
return ret + fprintf(fp, "\n#\n");
}
diff --git a/tools/perf/util/ui/browsers/hists.c b/tools/perf/util/ui/browsers/hists.c
index 2f83e5dc9967..1b820ed2a049 100644
--- a/tools/perf/util/ui/browsers/hists.c
+++ b/tools/perf/util/ui/browsers/hists.c
@@ -840,10 +840,14 @@ static int hists__browser_title(struct hists *self, char *bf, size_t size,
int printed;
const struct dso *dso = self->dso_filter;
const struct thread *thread = self->thread_filter;
- unsigned long nr_events = self->stats.nr_events[PERF_RECORD_SAMPLE];
+ unsigned long nr_samples = self->stats.nr_events[PERF_RECORD_SAMPLE];
+ u64 nr_events = self->stats.total_period;
+
+ nr_samples = convert_unit(nr_samples, &unit);
+ printed = scnprintf(bf, size,
+ "Samples: %lu%c of event '%s', Event count (approx.): %lu",
+ nr_samples, unit, ev_name, nr_events);
- nr_events = convert_unit(nr_events, &unit);
- printed = scnprintf(bf, size, "Events: %lu%c %s", nr_events, unit, ev_name);
if (self->uid_filter_str)
printed += snprintf(bf + printed, size - printed,