Redmine 2.5.1 には Chrome 36 のバグに起因する挙動不安定性 があったようなので Redmine 2.5.2 にアップデートした。手順はほぼ 2.4.3->2.5.1 と同じ。ただの作業ログです。
[~]$ sudo service httpd stop [~]$ wget http://www.redmine.org/releases/redmine-2.5.2.zip [~]$ unzip redmine-2.5.2.zip [~]$ cp /var/lib/redmine/config/database.yml redmine-2.5.2/config [~]$ cp /var/lib/redmine/config/configuration.yml redmine-2.5.2/config [~]$ cp -r /var/lib/redmine/files/ redmine-2.5.2/ [~]$ cp -r /var/lib/redmine/plugins/* redmine-2.5.2/plugins/ [~]$ sudo mv /var/lib/redmine/ ~/`date +%F`-redmine/ [~]$ sudo mv redmine-2.5.2/ /var/lib/redmine [~]$ cd /var/lib/redmine [redmine]$ sudo bundle install --without development test postgresql rmagick [redmine]$ sudo rake generate_secret_token [redmine]$ sudo rake db:migrate RAILS_ENV=production [redmine]$ sudo rake redmine:plugins:migrate RAILS_ENV=production [redmine]$ sudo rake tmp:cache:clear [redmine]$ sudo rake tmp:sessions:clear [redmine]$ vi app/controllers/files_controller.rb [redmine]$ vi public/stylesheets/application.css [redmine]$ vi app/controllers/issues_controller.rb [redmine]$ vi lib/redmine/scm/adapters/git_adapter.rb [redmine]$ sudo chown -R apache:apache /var/lib/redmine [redmine]$ sudo service https start