anchor.diff:  
   New Relic can be integrated with several types of Kill Bill installations. In this guide we discuss the use of new relic to manage metrics produced
   by two types of implementations on Amazon Web Services (AWS):
  -Single Tier and Multitier. With the latest Amazon Machine Image (AMI)
  +Single-Tier and Multi-Tier. With the latest Amazon Machine Image (AMI)
   for Kill Bill, it is very easy to direct the Kill Bill metrics to
   New Relic and work with them in the way that best suits your needs.
   
  
positive.code: :imagesdir: https://github.com/killbill/killbill-docs/raw/v3/userguide/assets/aws
  
  
  == Single Tier and Multitier Implementations
  
  Measurements and metrics are an important part of managing your Kill
  Bill system to be sure that performance is optimized and any problems
  
negative.code: If all goes well, each installation should report `success`.
  
  
  If you are using the Multi-Tier installation, you will have multiple EC2
  instances. The agent should be installed separately for each one.
  
  To test the installation, return to the main page. Select *Browse Data* from the top menu, then select *Metrics* from the dropdown.
  