Substruct cpu.guest from cpu.user on Linux (ref: #419)

mackerelio · Oct 16, 2017 · ca7155b · ca7155b
1 parent e0bd308
commit ca7155b
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/metrics/linux/cpuusage.go b/metrics/linux/cpuusage.go
@@ -124,5 +124,10 @@ func (g *CPUUsageGenerator) collectProcStatValues() ([]float64, float64, uint, e
 		totalValues += values[i]
 	}
 
+	// cpu.user includes cpu.guest so substruct guest from user
+	// https://github.com/mackerelio/mackerel-agent/issues/419
+	values[0] -= values[8]
+	totalValues -= values[8]
+
 	return values, totalValues, cpuCount, nil
 }