How to avoid RHEL8+ from spawning "systemd --user" instance on user login

Solution Verified - Updated 2023-09-28T11:15:05+00:00 -

Issue

On RHEL8+, when a user logs in (using ssh, sftp or ftp), a systemd --user instance spawns automatically, consuming memory and CPU
On RHEL8+, when a user cron executes, a systemd --user instance spawns automatically, consuming memory and CPU

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