[{
  "name"      : "echo",
  "script"    : "./echo.js",
  "instances" : "1",
  "env_production" : {
    "NODE_ENV" : "production",
    "TOTO" : "heymoto"
  },
  "env_test" : {
    "NODE_ENV" : "test",
    "TOTO"     : "heyamota"
  }
},{
  "name"       : "child",
  "script"     : "./child.js",
  "instances"  : "1",
  "error_file" : "./child-err.log",
  "out_file"   : "./child-out.log"
},{
  "name"      : "api-2",
  "script"    : "./server.js",
  "instances" : "2"
}]