How to blacklist a driver for crash kernel in RHEL 7

Solution Verified - Updated -

Issue

  • Blacklist option deprecated on RHEL 7 in /etc/kdump.conf.
  • This error is observed when blacklisting a module:
kdumpctl: Deprecated kdump config option: blacklist
  • A module must be blacklisted in crash kernel to prevent oom killer or other crash kernel failures.

Environment

  • Red Hat Enterprise Linux 7

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