From c98b00c3024fde404af1d7772fc7cec62ec04c83 Mon Sep 17 00:00:00 2001
From: Brian Gann <bkgann@gmail.com>
Date: Tue, 12 Feb 2019 23:52:26 -0600
Subject: [PATCH] allow 90 percent of alertTimeout for rendering to complete vs
 50 percent

---
 pkg/services/alerting/notifier.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pkg/services/alerting/notifier.go b/pkg/services/alerting/notifier.go
index e1a550d48f4..59d459f122e 100644
--- a/pkg/services/alerting/notifier.go
+++ b/pkg/services/alerting/notifier.go
@@ -3,6 +3,7 @@ package alerting
 import (
 	"errors"
 	"fmt"
+	"time"
 
 	"github.com/grafana/grafana/pkg/bus"
 	"github.com/grafana/grafana/pkg/components/imguploader"
@@ -126,7 +127,7 @@ func (n *notificationService) uploadImage(context *EvalContext) (err error) {
 	renderOpts := rendering.Opts{
 		Width:           1000,
 		Height:          500,
-		Timeout:         alertTimeout / 2,
+		Timeout:         time.Duration(float64(alertTimeout) * 0.9),
 		OrgId:           context.Rule.OrgId,
 		OrgRole:         m.ROLE_ADMIN,
 		ConcurrentLimit: setting.AlertingRenderLimit,