gistfile1.txt

hunter@ws1:/var/node/gtg$ echo $NODE_ENV
production
hunter@ws1:/var/node/gtg$ sudo echo $NODE_ENV
production
hunter@ws1:/var/node/gtg$ node server.js single
Starting in environment: production
Opening server on port 443...
Error in unix_dgram bind of /var/node/gtg/cluster.21657.server.sock
Error: EACCES, Permission denied
    at dgram.js:125:19
  warning - kill(SIGKILL)
Error: EACCES, Permission denied
    at dgram.js:125:19
  debug - exit
hunter@ws1:/var/node/gtg$ sudo node server.js single
Starting in environment: undefined