X-Git-Url: https://git.openstreetmap.org./chef.git/blobdiff_plain/ab47927c016597f8602b81dcdc168ad5c335389d..9c048fee17ea12833a0a1edcb263d94f5de065e0:/roles/wiki.rb

diff --git a/roles/wiki.rb b/roles/wiki.rb
index 69a8743e2..0c83be4c5 100644
--- a/roles/wiki.rb
+++ b/roles/wiki.rb
@@ -15,10 +15,14 @@ default_attributes(
       :max_request_workers => 800,
       :threads_per_child => 50,
       :max_connections_per_child => 10000
+    },
+    :evasive => {
+      :page_count => 250,
+      :site_count => 500
     }
   },
   :elasticsearch => {
-    :version => "6.x",
+    :version => "7.x",
     :cluster => {
       :name => "wiki"
     }
@@ -37,17 +41,25 @@ default_attributes(
     ]
   },
   :memcached => {
-    :memory_limit => 1024,
+    :memory_limit => 4096,
     :connection_limit => 8192,
-    :chunk_growth_factor => 1.05,
-    :min_item_size => 5
+    :chunk_growth_factor => 1.25,
+    :min_item_size => 48
+  },
+  :sysctl => {
+    :swappiness => {
+      :comment => "Reduce swap usage",
+      :parameters => {
+        "vm.swappiness" => 10
+      }
+    }
   },
   :mysql => {
     :settings => {
       :mysqld => {
         :innodb_buffer_pool_size => "4G",
         :key_buffer_size => "64M",
-        :max_connections => "200",
+        :max_connections => "500",
         :sort_buffer_size => "8M",
         :tmp_table_size => "128M"
       }