Cloud Fundamentals
/Intermediate
Monitoring (CloudWatch / Azure Monitor)
Definition
A comprehensive service that observes and tracks the performance, health, and resource utilization (CPU, memory, network) of your entire cloud infrastructure in real-time.
Explain Like I'm New
The dashboard of your car. It tells you how fast you are going (CPU usage), how much gas you have (Storage), and turns on a flashing red 'Check Engine' light (Alarms) if something is about to break.
Real World Example
AWS CloudWatch, Azure Monitor, GCP Cloud Monitoring. An engineer sets a CloudWatch Alarm: 'If the CPU of the web server stays above 90% for more than 5 minutes, send me a text message and automatically launch a second server.'
Common Use Cases
- •Auto-scaling triggers
- •Performance optimization
- •Outage prevention
Interview Questions
basic
- What is the primary AWS service used for monitoring CPU metrics?
intermediate
- What is the difference between a 'Metric' and an 'Alarm'?