X-Git-Url: https://git.openstreetmap.org./chef.git/blobdiff_plain/a7d96c8358a00088b485fadb5966eb4b231d2ff1..6b1cb7b0c7254a87f78ad367a190f05788c2f488:/roles/nominatim.rb

diff --git a/roles/nominatim.rb b/roles/nominatim.rb
index 401f1f755..8981e500a 100644
--- a/roles/nominatim.rb
+++ b/roles/nominatim.rb
@@ -1,49 +1,72 @@
 name "nominatim"
-description "Role applied to all nominatim servers"
+description "Role applied to all nominatim servers."
 
 default_attributes(
   :accounts => {
     :users => {
       :lonvia => { :status => :administrator },
-      :twain => { :status => :administrator }
+      :nominatim => {
+        :status => :role,
+        :members => [:lonvia, :tomh]
+      }
     }
   },
-  :apache => {
-    :mpm => "event",
-    :timeout => 60,
-    :keepalive => false,
-    :event => {
-      :max_clients => 560,
-      :threads_per_child => 35
+  :networking => {
+    :firewall => {
+      :http_rate_limit => "s:2/sec:15"
     }
   },
-  :apt => {
-    :sources => [ "ubuntugis-stable", "ubuntugis-unstable" ]
-  },
   :postgresql => {
-    :versions => [ "9.1" ],
     :settings => {
       :defaults => {
         :max_connections => "450",
         :synchronous_commit => "off",
-        :checkpoint_segments => "50",
+        :checkpoint_segments => "32",
         :checkpoint_timeout => "10min",
         :checkpoint_completion_target => "0.9",
-        :autovacuum_max_workers => "1"
+        :jit => "off",
+        :shared_buffers => "2GB",
+        :autovacuum_max_workers => "1",
+        :max_parallel_workers_per_gather => "0"
       }
     }
   },
   :sysctl => {
     :postgres => {
       :comment => "Increase shared memory for postgres",
-      :parameters => { 
-        "kernel.shmmax" => 16 * 1024 * 1024 * 1024,
-        "kernel.shmall" => 16 * 1024 * 1024 * 1024 / 4096
+      :parameters => {
+        "kernel.shmmax" => 26 * 1024 * 1024 * 1024,
+        "kernel.shmall" => 26 * 1024 * 1024 * 1024 / 4096
+      }
+    },
+    :kernel_scheduler_tune => {
+      :comment => "Tune kernel scheduler preempt",
+      :parameters => {
+        "kernel.sched_min_granularity_ns" => 10000000,
+        "kernel.sched_wakeup_granularity_ns" => 15000000
+      }
+    },
+    :swappiness => {
+      :comment => "Reduce swap usage",
+      :parameters => {
+        "vm.swappiness" => 10
+      }
+    },
+    :network_conntrack_time_wait => {
+      :comment => "Only track completed connections for 30 seconds",
+      :parameters => {
+        "net.netfilter.nf_conntrack_tcp_timeout_time_wait" => "30"
+      }
+    },
+    :network_conntrack_max => {
+      :comment => "Increase max number of connections tracked",
+      :parameters => {
+        "net.netfilter.nf_conntrack_max" => "196608"
       }
     }
   }
 )
 
 run_list(
-  "recipe[nominatim]"
+  "recipe[nominatim::default]"
 )