ruby-on-rails - 捆绑包上的 capistrano 3 权限问题

Question

我在使用 capistrano 3 部署 rails 4 时突然遇到此错误。我在 nokogiri 没有问题之前部署。它开始突然出现

 Errno::EACCES: Permission denied -
    /home/deploy/xxxxx/shared/bundle/ruby/2.0.0/gems/nokogiri-1.6.0/.autotest
    An error occurred while installing nokogiri (1.6.0), and Bundler cannot
    DEBUG [b3c81f53]    continue.
    DEBUG [b3c81f53]    Make sure that `gem install nokogiri -v '1.6.0'` succeeds before bundling.