From f31fff6f32b1b5a0737f114bbb887750b1ad5180 Mon Sep 17 00:00:00 2001
From: Igor Chubin <igor@chub.in>
Date: Mon, 1 Jun 2020 14:18:03 +0200
Subject: [PATCH] srv.go: make prefetches in background

---
 cmd/peakHandling.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/cmd/peakHandling.go b/cmd/peakHandling.go
index 870f7e7..eb98191 100644
--- a/cmd/peakHandling.go
+++ b/cmd/peakHandling.go
@@ -61,8 +61,9 @@ func prefetchPeakRequests(peakRequestMap *sync.Map) {
 	}
 	sleepBetweenRequests := time.Duration(prefetchInterval*1000/peakRequestLen) * time.Millisecond
 	peakRequestMap.Range(func(key interface{}, value interface{}) bool {
-		r := value.(http.Request)
-		prefetchRequest(&r)
+		go func(r http.Request) {
+			prefetchRequest(&r)
+		}(value.(http.Request))
 		peakRequestMap.Delete(key)
 		time.Sleep(sleepBetweenRequests)
 		return true