$ gem env
RubyGems Environment:
  - RUBYGEMS VERSION: 1.8.24
  - RUBY VERSION: 1.9.3 (2012-04-20 patchlevel 194) [x86_64-linux]
  - INSTALLATION DIRECTORY: /home/bartek/.gem/ruby/1.9.1
  - RUBY EXECUTABLE: /usr/bin/ruby19
  - EXECUTABLE DIRECTORY: /home/bartek/.gem/ruby/1.9.1/bin
  - RUBYGEMS PLATFORMS:
    - ruby
    - x86_64-linux
  - GEM PATHS:
     - /home/bartek/.gem/ruby/1.9.1
     - /usr/local/lib64/ruby/gems/1.9.1
     - /usr/lib64/ruby/gems/1.9.1
  - GEM CONFIGURATION:
     - :update_sources => true
     - :verbose => true
     - :benchmark => false
     - :backtrace => false
     - :bulk_threshold => 1000
  - REMOTE SOURCES:
     - http://rubygems.org/