Q1. What is Datadog Agent?
Ans - Datadog Agent collects events and metrics from hosts and forwards them to Datadog.
Q2. What are list of methods to send data to Datadog?
Ans - Data can be sent to Datadog via container, cloud environment, application and forwarders. Example: Docker, AWs, Azure, GCP.
Q3. Top 10 commands of Datadog Agent
Ans - Following are the commands:
systemctl start datadog-agent
systemctl stop datadog-agent
systemctl restart datadog-agent
systemctl status datadog-agent
more /etc/datadog-agent/datadog.yaml
datadog-agent configcheck
datadog-agent config
datadog-agent health
datadog-agent hostname
datadog-agent version
Q4. Top 10 Techniques for troubleshooting Datadog Agent
Ans - Following can be used for troubleshooting Datadog Agent:
- Check status of agent
- Restart the agent
- Check health of the agent
Q5. Top 10 Metrices of Linux Servers which you should care it?
Ans - Metrices are as follows:
- CPU usage
- Processes Memory usage
- Load Average
- Memory breakdown
- Disk usage by device (%)
- Disk Latency (by device)
- Network traffic (bytes per sec)
Q6. Write down the steps to enable any integration in datadog?
Ans - Following are the steps to integrate Apache in Datadog:
- Install datadog-agent
- Install Apache HTTPD server
- Click on Apache in the Integrations
- Enable mod_status & ExtendedStatus in Apache
- Enable Datadog Apache Integration
- Click on “Install Integration”
- Verify the Apache Metrix on Datadog Console
Q7. Top 10 Metrices of Windows Servers which you should care it?
Ans - Windows Metrices:
- CPU
- Memory
- Disk
- Network
- Event logs
Q8. Top 5 Metrices of Apache which you should not miss it?
Ans - Metrices of Apache:
- apache.performance.cpu_load
- apache.performance.idle_workers
- apache.performance.max_workers
- apache.performance.busy_workers
- apache.scoreboard.reading_request
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