Preload libtcmalloc for renderd

[chef.git] / cookbooks / tile / recipes / default.rb

diff --git a/cookbooks/tile/recipes/default.rb b/cookbooks/tile/recipes/default.rb
index 40486dac6ea5ab7a1bdd68f07b06485e26716074..ce3ffcb9cff7e04d760b7528633c20646c683ee1 100644 (file)
--- a/cookbooks/tile/recipes/default.rb
+++ b/cookbooks/tile/recipes/default.rb
@@ -100,12 +100,16 @@ tile_directories = node[:tile][:styles].collect do |_, style|
   style[:tile_directories].collect { |directory| directory[:name] }
 end.flatten.sort.uniq
 
-package "renderd"
+package %w[
+  renderd
+  libgoogle-perftools4
+]
 
 systemd_service "renderd" do
   dropin "chef"
   after "postgresql.service"
   wants "postgresql.service"
+  environment "LD_PRELOAD" => "libtcmalloc.so.4"
   limit_nofile 4096
   memory_high "80%"
   memory_max "90%"
@@ -282,6 +286,8 @@ end
 
 nodejs_package "carto"
 
+lowzoom_threads = [node.cpu_cores - 1, node[:memory][:total].to_f / 6291456].min.floor
+
 systemd_service "update-lowzoom@" do
   description "Low zoom tile update service for %i layer"
   user "tile"
@@ -312,7 +318,7 @@ node[:tile][:styles].each do |name, details|
     owner "root"
     group "root"
     mode "755"
-    variables :style => name
+    variables :style => name, :threads => lowzoom_threads
   end
 
   service "update-lowzoom@#{name}" do
@@ -606,6 +612,7 @@ template "/usr/local/bin/render-lowzoom" do
   owner "root"
   group "root"
   mode "755"
+  variables :threads => lowzoom_threads
 end
 
 systemd_service "render-lowzoom" do