Скачать или смотреть Troubleshooting: FileBeat Not Sending Data to ElasticSearch & Kibana

Discover solutions to resolve the issue of `FileBeat` not sending data to `ElasticSearch` and `Kibana`. Follow this guide for a detailed walkthrough and troubleshooting tips.
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This video is based on the question https://stackoverflow.com/q/72231065/ asked by the user 'Naveen' ( https://stackoverflow.com/u/18528471/ ) and on the answer https://stackoverflow.com/a/72253949/ provided by the user 'sudhagar ramesh' ( https://stackoverflow.com/u/19119158/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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Troubleshooting: FileBeat Not Sending Data to ElasticSearch & Kibana

If you're new to the ELK stack (Elasticsearch, Logstash, Kibana) and running into issues with FileBeat not sending data to ElasticSearch, you're not alone. The problem of data not appearing in your Kibana dashboard can often be perplexing. Here, we'll explore some common causes and provide step-by-step solutions to get your data flowing smoothly.

Understanding the Problem

You might find that after configuring FileBeat, you still don’t see any log data reflected in Kibana. This can typically happen due to a few reasons, such as misconfigured settings or services not running. In this specific case, the user was facing issues with the following messages:

Error connecting to Kibana

Connection refused errors for the Kibana HTTP API

To help resolve this, let's delve into troubleshooting steps.

Step 1: Check Service Status

First and foremost, ensure that both Elasticsearch and Kibana services are running. You can do this by executing the following commands:

[[See Video to Reveal this Text or Code Snippet]]

If either service is not running, start them using:

[[See Video to Reveal this Text or Code Snippet]]

Step 2: Update FileBeat Configuration

One of the common mistakes made during setup is not allowing ILM (Index Lifecycle Management) policies to be overwritten. This can prevent FileBeat from setting up the necessary indices in Elasticsearch. To resolve this, update your filebeat.yml configuration file by adding the following line under the output section:

[[See Video to Reveal this Text or Code Snippet]]

This line allows FileBeat to overwrite any existing ILM policies if needed during setup.

Step 3: Re-Execute FileBeat Setup

After making the changes to the configuration file, you need to re-run the setup command. Use the following command in your terminal:

[[See Video to Reveal this Text or Code Snippet]]

Monitor the output for any errors. You should not see any errors related to connecting to Kibana if everything is configured correctly.

Step 4: Verify Connectivity to Kibana

If the error persists, make sure that the Kibana configuration within kibana.yml is set correctly. Check that server.host is pointing to the correct public IP address and matches the configuration in filebeat.yml:

[[See Video to Reveal this Text or Code Snippet]]

Step 5: Accessing Kibana Dashboard

Finally, if everything is running smoothly and the setup command executed without errors, head over to your web browser and navigate to http://PUBLIC_IP:5601. If everything is set up correctly, the Kibana dashboard should now display the logs being ingested from FileBeat.

Conclusion

In summary, if FileBeat isn't sending data to Elasticsearch and Kibana, remember to check the following:

Ensure both Elasticsearch and Kibana services are up and running.

Update filebeat.yml with the ILM overwrite setting.

Re-run the setup command for FileBeat after making changes.

Confirm that all IP settings in your YAML files are correct and consistent.

By following these steps, you should be able to troubleshoot and resolve any connectivity issues between FileBeat, Elasticsearch, and Kibana efficiently. Should you encounter any further anomalies, checking the logs of the respective services can provide additional clues to resolving them.

Happy coding!