use big nodata interval

docker/n9eetc/server.conf

@@ -101,7 +101,7 @@ Headers = ["Content-Type", "application/json", "X-From", "N9E"]
 [NoData]
 Metric = "target_up"
 # unit: second
-Interval = 15
+Interval = 120
 
 [Ibex]
 # callback: ${ibex}/${tplid}/${host}

etc/server.conf

@@ -107,7 +107,7 @@ Headers = ["Content-Type", "application/json", "X-From", "N9E"]
 [NoData]
 Metric = "target_up"
 # unit: second
-Interval = 15
+Interval = 120
 
 [Ibex]
 # callback: ${ibex}/${tplid}/${host}

src/server/idents/idents.go

@@ -49,7 +49,7 @@ func toRedis() {
 
 	// clean old idents
 	for key, at := range items {
-		if at.(int64) < now-10 {
+		if at.(int64) < now-config.C.NoData.Interval {
 			Idents.Remove(key)
 		} else {
 			// use now as timestamp to redis