A healthcare analytics company generates over 8 terabytes of diagnostic log data every month from its machine learning systems. Industry regulations require the company to retain these logs for at least 7 years. The operations team regularly examines logs from the last 45 days for model debugging and issue resolution, but data older than that is rarely accessed. The company wants a cost-effective solution that allows fast access to recent logs while ensuring secure, long-term retention for compliance purposes. What is the best approach to meet these needs?