Performance and health monitoring in cloud is the continuous process of tracking, analyzing, and managing the status of cloud resources and applications to ensure they are running efficiently, securely, and without downtime.
It helps detect issues early, optimize performance, and maintain high availability.
Cloud monitoring tracks:
Enable built-in monitoring tools:
Install agent on virtual machines to collect detailed metrics and logs.
Cloud automatically collects:
Visualize performance using charts and graphs:
Configure alert rules:
Alerts are sent via:
Use collected data to:
A company hosts a business website on a cloud virtual machine and wants to ensure 24×7 uptime.
Launch EC2 instance with Ubuntu and Apache.
sudo apt update
sudo apt install amazon-cloudwatch-agent -y
Configure agent to monitor:
Memory usage
Disk usage
Application logs
Create CloudWatch dashboard showing:
CPU utilization
Memory usage
Disk free space
Network traffic
Create alarm:
Trigger if CPU > 80% for 5 minutes
Send email via SNS
Admin receives alert email
Scales server or fixes issue
System returns to normal
Performance and health monitoring ensures that cloud systems:
Run smoothly and efficiently
Detect failures before downtime occurs
Maintain high availability and reliability
Support business-critical applications
It is an essential part of cloud operations.