From OpenSCADAWiki
Q: "No permission for create real-time policy for '****'. Default thread is created!"
Re: Such an OpenSCADA message is generated when an attempt is made to set a real-time policy for a thread-task, with a priority greater than 0, in the case of starting from the normal user.
- +> Potentially these rights can be provided by editing the file "/etc/security/limits.conf" in the following way:
user hard nice -20 user soft nice -15 user hard rtprio 99 user soft rtprio 90