Fluent::Plugin::Cadvisor

gem install --no-ri --no-rdoc \
  fluentd:0.12.32 \
  fluent-plugin-cadvisor:0.3.1 

Replace /var/lib/gems/2.3.0/gems/fluent-plugin-cadvisor-0.3.1/lib/fluent/plugin/in_cadvisor.rb