From: Tom Hughes <tom@compton.nu>
Date: Thu, 27 Oct 2016 20:46:09 +0000 (+0100)
Subject: Tune apache on tile servers to avoid repeated up/down scaling
X-Git-Url: https://git.openstreetmap.org/chef.git/commitdiff_plain/999bb719868d83e42b0795dd5faa35f6af5e46aa?ds=sidebyside

Tune apache on tile servers to avoid repeated up/down scaling
---

diff --git a/roles/tile.rb b/roles/tile.rb
index 26cd98e58..00aa1f82a 100644
--- a/roles/tile.rb
+++ b/roles/tile.rb
@@ -18,8 +18,9 @@ default_attributes(
       :max_request_workers => 1200,
       :threads_per_child => 20,
       :min_spare_threads => 30,
-      :max_spare_threads => 180,
-      :max_connections_per_child => 100000
+      :max_spare_threads => 540,
+      :max_connections_per_child => 100000,
+      :async_request_worker_factor => 4
     }
   },
   :munin => {