From: Grant Slater <git@firefishy.com>
Date: Tue, 31 Jul 2018 20:56:57 +0000 (+0100)
Subject: tilecache: increase backend keepalive connection
X-Git-Url: https://git.openstreetmap.org/chef.git/commitdiff_plain/6e6423027a11864dbf4a2c0a9211713173416633

tilecache: increase backend keepalive connection

Increase the backend keepalive connections to reduce the number of
overall connections to backend.
---

diff --git a/cookbooks/tilecache/templates/default/nginx_tile.conf.erb b/cookbooks/tilecache/templates/default/nginx_tile.conf.erb
index 95d7b8b8c..6b5d2c48e 100644
--- a/cookbooks/tilecache/templates/default/nginx_tile.conf.erb
+++ b/cookbooks/tilecache/templates/default/nginx_tile.conf.erb
@@ -3,7 +3,7 @@
 upstream tile_cache_backend {
     server 127.0.0.1;
 
-    keepalive 32;
+    keepalive 256;
 }
 
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