Server hangs with multiple soft lockups on a CPU followed by Out of Memory (OOM) events

Solution In Progress - Updated -

Issue

  • Server hangs or becomes unresponsive and has to be rebooted.
  • kernel: NMI watchdog: BUG: soft lockup - CPU#X stuck for 22s! [xxxx:xxx]

Environment

  • Red Hat Enterprise Linux 7
  • Veritas cluster

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