Set CPU alert thresholds for tile caches

Hopefully this will warn us when nginx spins out of control.

diff --git a/roles/tilecache.rb b/roles/tilecache.rb
index 438f61992d27d2395a15ef38f5b3a61c6add9f6c..86a4942856cd527abc17e2a497378f64408fd13e 100644 (file)
--- a/roles/tilecache.rb
+++ b/roles/tilecache.rb
@@ -12,6 +12,13 @@ default_attributes(
   :apt => {
     :sources => ["nginx"]
   },
   :apt => {
     :sources => ["nginx"]
   },

+  :munin => {
+    :plugins => {
+      :cpu => {
+        :user => { :warning => 100, :critical => 200 }
+      }
+    }
+  },

   :sysctl => {
     :network_conntrack_time_wait => {
       :comment => "Only track completed connections for 30 seconds",
   :sysctl => {
     :network_conntrack_time_wait => {
       :comment => "Only track completed connections for 30 seconds",