Metrics for resource performance in Azure - Cheat Sheet & Quick Revision

Recall & Review

beginner

What are metrics in Azure Monitor?

Metrics are numerical values that describe the performance or health of an Azure resource over time. They help you understand how your resources are working.

beginner

Name two common types of metrics collected for Azure resources.

1. CPU usage - shows how much processing power is used.<br>2. Memory usage - shows how much memory is consumed.

beginner

Why is monitoring metrics important for cloud resources?

Monitoring metrics helps detect problems early, optimize resource use, and keep applications running smoothly without surprises.

beginner

How can you view metrics for an Azure resource?

You can view metrics in the Azure Portal under the resource's 'Metrics' section, or use Azure Monitor to create charts and alerts.

beginner

What is an alert in the context of Azure metrics?

An alert is a notification triggered when a metric crosses a set threshold, helping you respond quickly to issues.

Which of the following is a metric you might monitor for an Azure Virtual Machine?

A Number of users logged in

B CPU usage

C Website traffic

D Email count

CPU usage is a common performance metric for virtual machines.

Where can you find metrics for an Azure resource?

A Azure Active Directory

B Azure Marketplace

C Azure DevOps Pipelines

D Azure Portal under the resource's Metrics tab

Metrics are available in the Azure Portal under each resource's Metrics section.

What does an alert do in Azure Monitor?

A Sends a notification when a metric exceeds a threshold

B Automatically fixes resource issues

C Deletes unused resources

D Creates new resources

Alerts notify you when metrics cross thresholds so you can take action.

Which metric would best indicate if a web app is running slowly?

A Disk size

B CPU usage

C Response time

D Number of users

Response time shows how long the app takes to respond, indicating speed.

Why should you monitor memory usage of a cloud resource?

A To ensure it does not run out of memory and crash

B To increase the number of users

C To reduce internet speed

D To change the resource location

Monitoring memory helps prevent crashes due to running out of memory.

Explain what metrics are and why they are important for monitoring Azure resources.

Think about how numbers can tell you if something is working well or not.

Describe how you would use Azure Portal to check the performance of a virtual machine.

Imagine you are checking the health of a car by looking at its dashboard.