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Elastic Fleet Server & elastic-agent common troubleshooting

Common troubleshooting items for any fleet & elastic-agent issues can be found on https://www.elastic.co/guide/en/fleet/current/fleet-troubleshooting.html however there are a few items that I would like to add. When you start the elastic-agent on an endpoint and even if you have everything configured for your elastic-agent, the right policy, integrations, etc however no data is going into elasticsearch. The most common issue is that there is something wrong with your fleet settings. This can be edited from kibana -> fleet -> settings. Either your ES endpoint / Fleet server endpoint / Advanced YAML settings are wrong or there might even be a… Continue Reading

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elasticsearch 8.x configure roles and users for stack monitoring

A lot of changes were made with elasticsearch 8.0 release but the main one that affected me the most was the ability to use the default elastic(superuser role) to access system indices. According to https://www.elastic.co/guide/en/elasticsearch/reference/current/release-highlights.html#_better_protection_for_system_indices we no longer have write access to system indices with the superuser role. When configuring stack monitoring using metricbeats this is an issue if you’ve been just using the elastic user to configure the monitoring. You can add allow_restricted_indices to the role to enable it back however its the lazy and insecure method. I’ve summarized the creation of roles and users for metricbeats and filebeats… Continue Reading

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Quickly deploy elasticsearch with docker

UPDATE: there is a new version that was released in March 2022 and you can read about it here I needed a way to quickly stand up various versions of elasticsearch for testing. Sometimes just 1 instance was needed and at other time a small cluster and configure it with TLS and security settings. I spent way too much time installing and reinstalling the software on my vm and knew that this will not work well for me. So I set out to look for a light weight, portable, fast, re-produce-able solution that I can quickly stand up and delete… Continue Reading