Module 29: What is Datadog

What is Datadog?

Datadog is a tool that allows you to monitor cloud infrastructure, Windows and Linux hosts, system processes, serverless functions, and cloud-based applications. It can be used to visualize data, explore metrics, manage logs, and perform various other tasks.

What are the main use cases for Datadog?

Datadog allows you to collect metrics and gather real-time in-depth insights about your IT infrastructure. Here are the main use cases for the app:

Step 1 – Sign up for a Datadog Account

Go to : https://www.datadoghq.com/

Click on Free Trial

Fill the form to sign up with your credentials

Next: Select your Stack. You can select Tomcat for now

Step 2: Install the datadog Agent on your Tomcat Server

Select your OS: Ubuntu

Then copy the command in the box: Use our easy one step install

Log into your Tomcat server and paste and run the command to install datadog agent

Next Go to your Datadog account: Integrations


Click on Infrastructure--Infrastructure List:

Select your host: And you should see the metric graphs
How to enable Process monitoring in datadog
 Step 1. Log into to your Server and edit the datadog config file
sudo vi /etc/datadog-agent/datadog.yaml



Step 2 Add the below lines at the bottom of the file
process_config:
    enabled: true 
 Step 3 Restart the datadog agent 

Step 4 . Go to Datadog ----infrastructure-----Processes and you will see all your processes