How to increase number of open files limit in Red Hat Enterprise Linux ?

Solution Verified - Updated -

Issue

  • Facing "Resource temporarily unavailable" errors while load testing a application, need to increase "nofile" and system wide limits for number of open files.

Environment

  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9

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