From 3d3f41b961a85b03bcd21129620f0e747c72e06e Mon Sep 17 00:00:00 2001
From: Aliaksandr Valialkin <valyala@gmail.com>
Date: Tue, 12 May 2020 20:20:57 +0300
Subject: [PATCH] app/vmstorage/transport: fix panic during server stop on
 32-bit arches

See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/212
---
 app/vmstorage/transport/server.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/app/vmstorage/transport/server.go b/app/vmstorage/transport/server.go
index 28be0fecb0..29f26a030a 100644
--- a/app/vmstorage/transport/server.go
+++ b/app/vmstorage/transport/server.go
@@ -30,6 +30,10 @@ var (
 
 // Server processes connections from vminsert and vmselect.
 type Server struct {
+	// Move stopFlag to the top of the struct in order to fix atomic access to it on 32-bit arches.
+	// See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/212
+	stopFlag uint64
+
 	storage *storage.Storage
 
 	vminsertLN net.Listener
@@ -40,8 +44,6 @@ type Server struct {
 
 	vminsertConnsMap connsMap
 	vmselectConnsMap connsMap
-
-	stopFlag uint64
 }
 
 type connsMap struct {