How do I configure panic on oom-killer events ?

Solution Verified - Updated -

Issue

  • How do I configure panic on oom-killer events ?
  • Host ran out of memory(OOM), How to set 'panic_on_oom' parameter ?
  • server hangs due to out of memory leak and reboot itself after some time.
  • Getting 'Out of memory: Kill process...' messages, how to generate vmcore ?
  • Host was hung due to OOM, How to generate vmcore automatically ?

Environment

  • Red Hat Enterprise Linux 4.6
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7

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