The latest articles on Debug School by P Sandosh (@psandosh). https://www.debug.school/psandosh https://www.debug.school/images/oTO4vRBd_4mvxXEqR7gA0Wv6GK3Jbu1X5Zl7_EMDpM4/rs:fill:90:90/g:sm/mb:500000/ar:1/aHR0cHM6Ly93d3cu/ZGVidWcuc2Nob29s/L3VwbG9hZHMvdXNl/ci9wcm9maWxlX2lt/YWdlLzM0NC85ZmMw/ZjM5MC1hY2Y3LTRk/YTUtODQ0Ny1mZjU1/NTQxZjhiZGUucG5n https://www.debug.school/psandosh en P Sandosh Tue, 17 Jan 2023 17:32:46 +0000 https://www.debug.school/psandosh/datadog-day-1-assignment-answers-41dk https://www.debug.school/psandosh/datadog-day-1-assignment-answers-41dk <p><strong>Q1: What is Datadog Agent?</strong><br> 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.</p> <p><strong>Q2: What are list of methods to send data to Datadog?</strong><br> The list of methods to send data to datadog is</p> <ul> <li>Collector = Configuring the Datadog Agent for Application</li> <li>DogStatsD = Adding the Datadog Tracing Library to the code</li> </ul> <p><strong>Q3: Top 10 commands of Datadog Agent</strong></p> <ul> <li>systemctl start datadog-agent</li> <li>systemctl stop datadog-agent</li> <li>systemctl restart datadog-agent</li> <li>systemctl status datadog-agent</li> <li>datadog-agent configcheck</li> <li>datadog-agent config</li> <li>datadog-agent health</li> <li>datadog-agent hostname</li> <li>datadog-agent version</li> <li>sudo service datadog-agent start</li> <li>sudo service datadog-agent stop</li> <li>sudo service datadog-agent restart</li> <li>sudo service datadog-agent status</li> <li>sudo datadog-agent status</li> <li>sudo datadog-agent flare</li> <li>sudo datadog-agent --help</li> </ul> <p><strong>Q4: Top 10 Techniques for troubleshooting Datadog Agent</strong></p> <ul> <li>Container Hostname Detection</li> <li>Debug Mode</li> <li>Agent Flare</li> <li>Agent Check Status</li> <li>Network Time Protocol (NTP) Issues</li> <li>Permission Issues</li> <li>Integrations Issues</li> <li>Site Issues</li> <li>Autodiscovery Issues</li> <li>Windows Container Issues</li> <li>Agent Runtime Configuration</li> </ul> <p><strong>Q5: Top 10 Metrices of Linux Servers which you should care it?</strong></p> <ul> <li>Load average</li> <li>CPU utilization </li> <li>Memory utilization</li> <li>Memory break up </li> <li>Disk usage with capacity plan</li> <li>Recent events</li> <li>Top process by CPU and memory</li> <li>Network</li> <li>Syslogs</li> <li>Trouble history</li> </ul> <p><strong>Q6: Write down the steps to enable any integration in datadog?</strong></p> <ul> <li>Check the version of the integration installed in your Agent with the show command.</li> <li>Review the changelog of the specific integration on the integrations-core repository to identify the version you want.</li> <li>Install the integration with the install command.</li> <li>Restart your Agent.</li> </ul> <p><strong>Q7: Top 10 Metrices of Windows Servers which you should care it?</strong></p> <ul> <li>Server Physical Status</li> <li>Processor and Memory Utilization</li> <li>Server Uptime</li> <li>Disk Activity and Page File Usage</li> <li>Process Activity</li> <li>Network Traffic and Transmission Control Protocol TCP Activity</li> <li>Time Synchronization</li> <li>OS Logs</li> </ul> <p><strong>Q8: Top 5 Metrices of Apache which you should not miss it?</strong></p> <ul> <li>Requests per second</li> <li>Bytes per second</li> <li>Bytes per request</li> <li>Uptime</li> <li>CPU Usage</li> <li>Memory Usage</li> <li>Network Bandwidth</li> <li>Disk usage</li> <li>Load</li> </ul>