pm2/test/fixtures/pm2-ecosystem.json

{
  "pm2" : [{
    "name"      : "echo",
    "script"    : "./echo.js"
  },{
    "name"      : "child",
    "script"    : "./child.js",
    "instances" : "4",
    "error_file" : "./child-err.log",
    "out_file" : "./child-out.log"
  },{
    "name"      : "api-2",
    "script"    : "./server.js"
  }]
}