Use libjemalloc

diaspora/files/diaspora-sidekiq.service

@@ -6,6 +6,7 @@ StopWhenUnneeded=true
 [Service]
 User={{ diaspora.user.username }}
 Environment=RAILS_ENV={{ diaspora.configuration.server.rails_environment }}
+Environment=LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libjemalloc.so.1
 WorkingDirectory={{ diaspora.install_path }}
 ExecStart=/bin/bash -lc "bin/bundle exec sidekiq"
 Restart=always

diaspora/files/diaspora-web.service

@@ -6,6 +6,7 @@ StopWhenUnneeded=true
 [Service]
 User={{ diaspora.user.username }}
 Environment=RAILS_ENV={{ diaspora.configuration.server.rails_environment }}
+Environment=LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libjemalloc.so.1
 WorkingDirectory={{ diaspora.install_path }}
 PIDFile={{ diaspora.install_path }}/tmp/pids/web.pid
 ExecStart=/bin/bash -lc "bin/bundle exec unicorn -c config/unicorn.rb -E {{ diaspora.configuration.server.rails_environment }}"

diaspora/map.jinja

@@ -17,6 +17,7 @@
             'libmagickwand-dev',
             'ghostscript',
             'nodejs',
+            'libjemalloc1',
         ],
         'postgresql_package': 'libpq-dev',
         'mysql_package'     : 'libmariadbclient-dev',
@@ -69,6 +70,7 @@
             'imagemagick',
             'libmagickwand-dev',
             'nodejs',
+            'libjemalloc1',
         ],
         'mysql_package'     : 'libmysqlclient-dev',
     },