Perfomance: Add preallocation for some slices (#61632)

2023-01-23 17:44:27 +01:00
parent 46cbf9d24c
commit 812c90ec69
13 changed files with 31 additions and 27 deletions
@@ -248,7 +248,7 @@ func ParseMetricDataQueries(dataQueries []backend.DataQuery, startTime time.Time
 		metricDataQueries[query.RefID] = metricsDataQuery
 	}

-	var result []*CloudWatchQuery
+	result := make([]*CloudWatchQuery, 0, len(metricDataQueries))
 	for refId, mdq := range metricDataQueries {
 		cwQuery := &CloudWatchQuery{
 			logger:            logger,