From 6ccd8d26857510899447a39b86a036fe21685f1d Mon Sep 17 00:00:00 2001 From: Aaron Chen Date: Tue, 23 Apr 2024 16:37:30 +0800 Subject: [PATCH] remove pow function --- metrics/librato/librato.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/metrics/librato/librato.go b/metrics/librato/librato.go index 24763bdbb3..e3a4088c5a 100644 --- a/metrics/librato/librato.go +++ b/metrics/librato/librato.go @@ -62,7 +62,7 @@ func (rep *Reporter) Run() { // calculate sum of squares from data provided by metrics.Histogram // see http://en.wikipedia.org/wiki/Standard_deviation#Rapid_calculation_methods func sumSquares(icount int64, mean, stDev float64) float64 { - sumSquares := float64(icount) * (math.Pow(mean, 2) + math.Pow(stDev, 2)) + sumSquares := float64(icount) * (mean * mean + stDev * stDev) if math.IsNaN(sumSquares) { return 0.0 }