processes.json

{
  "apps" : [{
    "merge_logs"  : true,
    "name"        : "worker1",
    "out_file"    : "/tmp/workers.log",
    "log_date_format" : "MM/DD/YYYY HH:mm:ss",
    "script"      : "lib/worker.js"
  },{
    "merge_logs"  : true,
    "name"        : "worker2",
    "out_file"    : "/tmp/workers.log",
    "log_date_format" : "MM/DD/YYYY HH:mm:ss",
    "script"      : "lib/worker.js"
  },{
    "merge_logs"  : true,
    "name"        : "server",
    "script"      : "lib/server.js",
    "out_file"    : "/tmp/servers.log",
    "log_date_format" : "MM/DD/YYYY HH:mm:ss"
  },{
    "merge_logs"  : true,
    "name"        : "pm2-notifier",
    "out_file"    : "/tmp/pm2-notifier.log",
    "script"      : "lib/pm2-notifier.js",
    "env": {
      "EC2": "ENV_CTXT"
    }
  }]
}