Merge pull request prometheus#13336 from machine424/flakky

scrape_test.go: Increase scrape interval in TestScrapeLoopCache
to reduce potential flakiness.

scrape/scrape_test.go

@@ -1211,7 +1211,9 @@ func TestScrapeLoopCache(t *testing.T) {
 	)
 
 	ctx, cancel := context.WithCancel(context.Background())
-	sl := newBasicScrapeLoop(t, ctx, scraper, app, 10*time.Millisecond)
+	// Decreasing the scrape interval could make the test fail, as multiple scrapes might be initiated at identical millisecond timestamps.
+	// See https://github.com/prometheus/prometheus/issues/12727.
+	sl := newBasicScrapeLoop(t, ctx, scraper, app, 100*time.Millisecond)
 
 	numScrapes := 0