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
 }