From: Tom Hughes <tom@compton.nu>
Date: Wed, 14 Dec 2016 09:37:50 +0000 (+0000)
Subject: Set CPU alert thresholds for tile caches
X-Git-Url: https://git.openstreetmap.org/chef.git/commitdiff_plain/d1feb3c5baa074d824fd67142de6b43b60dc10dd

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 438f61992..86a494285 100644
--- a/roles/tilecache.rb
+++ b/roles/tilecache.rb
@@ -12,6 +12,13 @@ default_attributes(
   :apt => {
     :sources => ["nginx"]
   },
+  :munin => {
+    :plugins => {
+      :cpu => {
+        :user => { :warning => 100, :critical => 200 }
+      }
+    }
+  },
   :sysctl => {
     :network_conntrack_time_wait => {
       :comment => "Only track completed connections for 30 seconds",