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# Forward Kubernetes logs to ElasticSearch and OpenSearch.

Stream container logs, host logs, syslog, journald, and Kubernetes events from any cluster - straight into your ElasticSearch or OpenSearch indices, with index lifecycle policies and templates handled for you.

[Install in 5 minutes](/content/docs/elasticsearch-kubernetes/installation/index.html) [Read concepts](/content/docs/elasticsearch-kubernetes/concepts/index.html) [Troubleshooting](/content/docs/elasticsearch-kubernetes/troubleshooting/index.html)

## **Installation** 
Forward logs to ElasticSearch or OpenSearch
→ [Installation](/content/docs/elasticsearch-kubernetes/installation/index.html)

## **Concepts** 
What Collectord does, the data model, and how configuration layers
→ [Concepts](/content/docs/elasticsearch-kubernetes/concepts/index.html)

## **Configuration** 
Deployment files for ElasticSearch and OpenSearch
→ [Configuration](/content/docs/elasticsearch-kubernetes/configuration/index.html)

## **Annotations** 
Control datastream routing and log discovery per pod
→ [Annotations](/content/docs/elasticsearch-kubernetes/annotations/index.html)

## **Annotations reference** 
Full list of every annotation grouped by datatype
→ [Annotations reference](/content/docs/elasticsearch-kubernetes/annotations-reference/index.html)

## **Troubleshooting** 
Verify configuration and diagnose deployment issues
→ [Troubleshooting](/content/docs/elasticsearch-kubernetes/troubleshooting/index.html)

## **License server** 
Distribute license keys across clusters from a central URL
→ [License server](/content/docs/elasticsearch-kubernetes/license-server/index.html)

## **Release history** 
Changelog of Collectord releases for ElasticSearch and OpenSearch
→ [Release history](/content/docs/elasticsearch-kubernetes/release-history/index.html)

## **Upgrade** 
Step-by-step version upgrade instructions
→ [Upgrade](/content/docs/elasticsearch-kubernetes/upgrade/index.html)

## **Security** 
Image security, container privileges, and RBAC access model
→ [Security](/content/docs/elasticsearch-kubernetes/security/index.html)