1 Top 10 commands of Datadog Agent

systemctl start datadog-agent
$ systemctl stop datadog-agent
$ systemctl restart datadog-agent
$ systemctl status datadog-agent
$ ls /var/log/datadog/
$ more /etc/datadog-agent/datadog.yaml
$ more /var/log/datadog/agent.log
$ more /var/log/datadog/process-agent.log
$ more /var/log/datadog/trace-agent.log
$ datadog-agent configcheck
$ datadog-agent config
$ datadog-agent health
$ datadog-agent hostname
$ datadog-agent version
$ datadog-agent status

2 Locate how to enable Process monitoring in datadog.yaml?

process_config:
process_collection:
enabled: "true"

3 Top 5 Techniques for troubleshooting Datadog Agent

Check the Agent Status: Check if the Datadog Agent is running on the machine by running the command “sudo service datadog-agent status” or “sudo systemctl status datadog-agent”. If the agent is not running, try restarting the agent by running the command “sudo service datadog-agent restart” or “sudo systemctl restart datadog-agent”.
Check the Agent Logs: Check the logs for any error messages that may indicate issues with the agent. The agent logs can be found in the /var/log/datadog directory. Check for any error messages or stack traces and try to resolve the issue based on the error message.
Check the Configuration: Verify the agent configuration to ensure that it is properly configured. The agent configuration file is located in /etc/datadog-agent/datadog.yaml. Check for any errors in the configuration file and ensure that it is properly configured to collect the metrics and logs that you need.
Check the Connectivity: Check if the agent is able to connect to the Datadog backend. To do this, run the command “sudo datadog-agent info” and check the “Status” field. If the status is “ok”, then the agent is connected to the backend. If the status is “not running”, then there may be an issue with the agent configuration or connectivity.
Check for Firewalls: If you are running a firewall on the machine, ensure that the agent is allowed to communicate with the Datadog