Resource Monitoring
Resource monitoring is the practice of tracking and analyzing the performance, availability, and utilization of computing resources such as CPU, memory, disk, network, and application-specific metrics in real-time or over time. It involves collecting data through agents, logs, or APIs, visualizing it via dashboards, and setting up alerts for anomalies or thresholds to ensure system reliability and optimize performance. This concept is fundamental in DevOps, cloud operations, and IT infrastructure management to maintain service health and efficiency.
Developers should learn resource monitoring to proactively identify and resolve performance bottlenecks, prevent outages, and ensure application scalability in production environments. It is critical for debugging complex distributed systems, optimizing resource allocation in cloud deployments, and meeting service-level agreements (SLAs) in microservices or containerized architectures. Mastering monitoring tools helps in cost management by avoiding over-provisioning and supports continuous improvement through data-driven insights.