From 09be2f6709e7d05a2f75756c5f58b0602b54af72 Mon Sep 17 00:00:00 2001

From: Andreas Gerstmayr <agerstmayr@redhat.com>

Date: Tue, 5 Jul 2022 17:04:13 +0200

Subject: [PATCH] Prometheus: Fix integer overflow in rate interval calculation

 on 32-bit architectures 2

diff --git a/pkg/tsdb/prometheus/models/query.go b/pkg/tsdb/prometheus/models/query.go

index bdd48d08ed..aa2b1f9945 100644

--- a/pkg/tsdb/prometheus/models/query.go

+++ b/pkg/tsdb/prometheus/models/query.go

@@ -181,7 +181,7 @@ func calculateRateInterval(interval time.Duration, scrapeInterval string, interv

 		return time.Duration(0)

 	}

-	rateInterval := time.Duration(int(math.Max(float64(interval+scrapeIntervalDuration), float64(4)*float64(scrapeIntervalDuration))))

+	rateInterval := time.Duration(int64(math.Max(float64(interval+scrapeIntervalDuration), float64(4)*float64(scrapeIntervalDuration))))

 	return rateInterval

 }