metric: add GC CPU Fraction

Signed-off-by: He Xian <hexian000@outlook.com>
hexian000 · Jun 7, 2024 · 68d7e5c · 68d7e5c
1 parent 52f1c32
commit 68d7e5c
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/v2/metric.go b/v2/metric.go
@@ -105,6 +105,8 @@ func printMemStats(w io.Writer, lastGC bool) {
 	fprintf(w, "%-20s: %s (+%s)\n", "Total Allocated",
 		formats.IECBytes(float64(memstats.Sys-memstats.HeapReleased)),
 		formats.IECBytes(float64(memstats.HeapReleased)))
+	fprintf(w, "%-20s: %.07f%%\n", "GC CPU Fraction",
+		memstats.GCCPUFraction*100.0/float64(runtime.GOMAXPROCS(0)))
 	if !lastGC {
 		return
 	}