Nginx Plus monitoring - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is Nginx Plus monitoring?

Nginx Plus monitoring is the process of tracking the performance and health of Nginx Plus servers using built-in tools and APIs to ensure smooth operation.

beginner

Which API does Nginx Plus provide for monitoring?

Nginx Plus provides a built-in RESTful API called the Nginx Plus API that exposes metrics about server status, upstreams, connections, and more.

intermediate

How can you enable the Nginx Plus status API in the configuration?

You enable it by adding the 'api' directive inside a location block, for example:

location /api {
  api;
}

beginner

Name two key metrics you can monitor with Nginx Plus API.

You can monitor active connections and upstream server health status among other metrics.

intermediate

What is the benefit of using Nginx Plus monitoring over open-source Nginx?

Nginx Plus monitoring offers real-time detailed metrics and health checks built-in, which are not available in open-source Nginx without extra tools.

What URL path is commonly used to access the Nginx Plus API status?

A /metrics

B /api

C /status

D /health

The Nginx Plus API is typically exposed under the /api location in the server configuration.

Which of the following is NOT a metric provided by Nginx Plus API?

A CPU temperature

B Active connections

C Upstream server health

D Request rates

Nginx Plus API does not provide hardware metrics like CPU temperature.

How do you enable the Nginx Plus API in the configuration?

A Add 'api;' inside a location block

B Add 'status on;' in http block

C Install a third-party module

D Enable 'monitoring on;' directive

The 'api;' directive inside a location block enables the Nginx Plus API.

What type of API is the Nginx Plus monitoring API?

A SOAP API

B GraphQL API

C RESTful API

D gRPC API

Nginx Plus monitoring API is a RESTful API providing JSON data.

Which benefit does Nginx Plus monitoring provide over open-source Nginx?

A Supports only static sites

B Free to use

C No configuration needed

D Built-in real-time metrics

Nginx Plus includes built-in real-time metrics and health checks not available in open-source Nginx.

Explain how to enable and access Nginx Plus monitoring API.

Think about the configuration inside the server block and how you get data from the browser or tools.

List key metrics you can monitor with Nginx Plus and why they are useful.

Consider what helps you know if your server is working well.