-** What is Datadog agent?**
The Datadog Agent is software that runs on your hosts. It collects events and metrics from hosts and sends them to Datadog, where you can analyze your monitoring and performance data. The Datadog Agent is open-source, and its source code is available on GitHub at DataDog/datadog-agent. It is recommended to fully install the Agent.
It reports metrics and events from your host to Datadog using integrations, DogStatsD, or the API. With additional setup, the Agent can report live processes, logs, and traces. If you haven’t already, create a Datadog account.
2 Type of 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. Type: Push | TLS Support: YES | Event Breaker Support: No can ingest the following from Datadog Agent, in bundled form: Logs.
The Datadog Docker Agent is the containerized version of the host Agent. The Docker Agent supports Docker, containerd, and Podman runtimes. The official Docker image is available on Docker Hub, GCR, and ECR-Public.
datadog is a monitoring plugin built into Apache APISIX for seamless integration with Datadog, one of the most used monitoring and observability platform for cloud applications
- Ports used to in Datadog agent?
Open the following ports in order to benefit from all the Agent functionalities: 443/tcp: port for most Agent data. (Metrics, APM, Live Processes/Containers) 123/udp: NTP - More details on the importance of NTP. 10516/tcp: port for the Log collection over TCP for Datadog US region, 443/tcp for the Datadog EU region. 8125/udp: dogstatsd.
Port for DogStatsD unless dogstatsd_non_local_traffic is set to true. This port is available on localhost: 127.0.0.1, ::1, fe80::1. For a detailed configuration guide on proxy setup, see Agent Proxy Configuration. If the network becomes unavailable, the Agent stores the metrics in memory.
4.Top 5 commands with simple explanation troubleshooting Datadog agent ?
Commands are:check-Run the specified Check,
config check-Print all the configurations loded and resolved of runnig agent
Diagnose-Execute connectivity
Flare-collect a flare and send to datadog
Help-Help about any command
Health,Host name,import,Start e.t.c are some of the commands.
5.Locate how to enable Logs monitoring in datadog.yaml
If you want to manage logs with Datadog, you need to edit the datadog-values.yaml file. Locate the logs: section and set enabled: false to enabled: true. As you are already here, you can also enable collection of logs from all of your containers by changing containerCollectAll: false to containerCollectAll: true.
- 5 techniques for troubleshooting Datadog?
When you’re troubleshooting applications, it’s critical to analyze all data in context to pinpoint issues quickly and accurately. Datadog’s unified monitoring platform allows you to seamlessly pivot between frontend and backend metrics, traces, logs, and more all in one pane of glass, so you can identify root causes faster.
Agent Troubleshooting - Datadog
Logs Troubleshooting - Datadog
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