Datadog (Day-1) Assignment Answers

Q1: What is Datadog Agent?
Datadog Agent is open-source software that monitors the host on which it runs. Acting as a DogStatsD server, Datadog Agent also aggregates metrics from other processes or containers on the host.

Q2: What are list of methods to send data to Datadog?
The list of methods to send data to datadog is

• Collector = Configuring the Datadog Agent for Application
• DogStatsD = Adding the Datadog Tracing Library to the code

Q3: Top 10 commands of Datadog Agent

• systemctl start datadog-agent
• systemctl stop datadog-agent
• systemctl restart datadog-agent
• systemctl status datadog-agent
• datadog-agent configcheck
• datadog-agent config
• datadog-agent health
• datadog-agent hostname
• datadog-agent version
• sudo service datadog-agent start
• sudo service datadog-agent stop
• sudo service datadog-agent restart
• sudo service datadog-agent status
• sudo datadog-agent status
• sudo datadog-agent flare
• sudo datadog-agent --help

Q4: Top 10 Techniques for troubleshooting Datadog Agent

• Container Hostname Detection
• Debug Mode
• Agent Flare
• Agent Check Status
• Network Time Protocol (NTP) Issues
• Permission Issues
• Integrations Issues
• Site Issues
• Autodiscovery Issues
• Windows Container Issues
• Agent Runtime Configuration

Q5: Top 10 Metrices of Linux Servers which you should care it?

• Load average
• CPU utilization
• Memory utilization
• Memory break up
• Disk usage with capacity plan
• Recent events
• Top process by CPU and memory
• Network
• Syslogs
• Trouble history

Q6: Write down the steps to enable any integration in datadog?

• Check the version of the integration installed in your Agent with the show command.
• Review the changelog of the specific integration on the integrations-core repository to identify the version you want.
• Install the integration with the install command.
• Restart your Agent.

Q7: Top 10 Metrices of Windows Servers which you should care it?

• Server Physical Status
• Processor and Memory Utilization
• Server Uptime
• Disk Activity and Page File Usage
• Process Activity
• Network Traffic and Transmission Control Protocol TCP Activity
• Time Synchronization
• OS Logs

Q8: Top 5 Metrices of Apache which you should not miss it?

• Requests per second
• Bytes per second
• Bytes per request
• Uptime
• CPU Usage
• Memory Usage
• Network Bandwidth
• Disk usage
• Load