diff --git a/go-socks-lb/manager.go b/go-socks-lb/manager.go
index ce4e107..ba103a6 100644
--- a/go-socks-lb/manager.go
+++ b/go-socks-lb/manager.go
@@ -232,10 +232,12 @@ func (pm *ProxyManager) listenToClearCache() {
 	sigs := make(chan os.Signal, 1)
 	signal.Notify(sigs, syscall.SIGUSR2, syscall.SIGTERM)
 	go func() {
-		<-sigs
-		pm.mux.Lock()
-		pm.Cache = NewQueueMap()
-		pm.mux.Unlock()
+		for {
+			<-sigs
+			pm.mux.Lock()
+			pm.Cache = NewQueueMap()
+			pm.mux.Unlock()
+		}
 	}()
 }
 
diff --git a/openvpn.py b/openvpn.py
index 7bdb857..1eb2706 100644
--- a/openvpn.py
+++ b/openvpn.py
@@ -290,7 +290,7 @@ class Openvpn:
                 print(f'[stderr]\n{stderr.decode()}')
             if PID in self.pids:
                 self.pids.remove(PID)
-            await asyncio.sleep(5)
+            await asyncio.sleep(5*60)
 
 
 if __name__ == "__main__":