The document discusses microservice monitoring and quality management for modern applications using Mesosphere DC/OS, highlighting its capabilities in resource management, container lifecycle, and operational processes. It emphasizes the challenges of monitoring complex, interconnected systems and presents Instana's dynamic application performance monitoring (APM) solution which enables automatic discovery and root cause analysis. Key features of DC/OS 1.9 and the benefits of using Mesosphere for cloud independence and scalability are also covered.