Merge pull request #41 from keep-network/metrics-first-check

Immediate first metric observation tick

Added an immediate metric observation tick when the 
observation process is triggered.

Author: pdyraga

pkg/metrics/observer.go

@@ -25,6 +25,8 @@ func (o *Observer) Observe(
 	tick time.Duration,
 ) {
 	go func() {
+		o.output.Set(o.input()) // execute the first check immediately
+
 		ticker := time.NewTicker(tick)
 		defer ticker.Stop()