How do I use systemd-coredump to collect crashing application core files?

Solution Verified - Updated -

Issue

  • How to collect application coredump without abrtd service in RHEL7, 8, 9?
  • How do I use systemd-coredump to collect crashing application core files?
  • How do I collect a crash dump from a systemd service?
  • systemd-coredump does not save coredump files.
  • A process is terminated abruptly and the /var/log/messages file shows logs like:

    systemd-coredump[PID]: Resource limits disable core dumping for process PID
    

Environment

  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9
  • systemd-coredump

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