Managing larger Linux estates can be challenging if not done properly. Trying to manage thousands of Linux systems following techniques and tooling from 20 years ago will leave you in a heap of trouble, none so much when compliance scanning shows holes in your environment. Not only will you find mass amounts of security vulnerabilities that could give any security person heart palpitations, it will also leave you with a depressing amount of remediation work.
To avoid these issues, the use of management software is highly recommended. Even with a modest amount of Linux ...