From a94c91c462b5682e2f323ae6fe214d22cf8fe7a3 Mon Sep 17 00:00:00 2001
From: Ciprian Dorin Craciun <ciprian@volution.ro>
Date: Sat, 18 Dec 2021 17:53:47 +0200
Subject: [PATCH] [common]  Minor enhancements to metric stats.

---
 sources/lib/common/stats.go | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/sources/lib/common/stats.go b/sources/lib/common/stats.go
index d2e5a3f..5fa9750 100644
--- a/sources/lib/common/stats.go
+++ b/sources/lib/common/stats.go
@@ -27,6 +27,7 @@ type StatMetric struct {
 	
 	Changed bool
 	Invalid bool
+	Touched bool
 	
 	metricLast_0 uint64
 	dividerLast_0 uint64
@@ -40,7 +41,8 @@ type StatMetric struct {
 	TimeLast uint64
 	TimeFirst uint64
 	TimeChanged uint64
-	CountChanged uint64
+	UpdateCount uint64
+	ChangedCount uint64
 	
 	Speed1Last float64
 	Speed1Window float64
@@ -153,7 +155,7 @@ func (_stat *StatMetric) Update (_timeNanoseconds uint64) () {
 		_speed0Now = _speed0Now / _stat.SpeedScale
 	}
 	
-	if _stat.CountChanged == 0 {
+	if _stat.UpdateCount == 0 {
 		_stat.TimeFirst = _timeNow
 		_invalid = true
 	}
@@ -205,6 +207,7 @@ func (_stat *StatMetric) Update (_timeNanoseconds uint64) () {
 		}
 		
 		_stat.TimeChanged = _timeNow
+		_stat.ChangedCount += 1
 		_stat.WindowSize++
 		
 	} else {
@@ -250,9 +253,10 @@ func (_stat *StatMetric) Update (_timeNanoseconds uint64) () {
 	_stat.TimeLast = _timeNow
 	_stat.TimeDelta = uint64 (_timeDelta)
 	
-	_stat.CountChanged += 1
+	_stat.UpdateCount += 1
 	
 	_stat.Invalid = _invalid
+	_stat.Touched = (_stat.ChangedCount > 0)
 	
 	
 	_stat.Speed1paLast = math.Abs (_stat.Speed1pLast)