User Limit # vi /etc/security/limits.conf with yourusername soft no file 10000 yourusername hard no file 30000 Your OS + Load H T T P : / / W W W. C Y B E R C I T I . B I Z / FA Q / L I N U X - U N I X - N G I N X - T O O - M A N Y- O P E N - F I L E S /