[GitHub] [airflow] ashb commented on a change in pull request #7406: [AIRFLOW-XXXX] Add architecture section to k8sexec docs

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ashb commented on a change in pull request #7406: [AIRFLOW-XXXX] Add architecture section to k8sexec docs
URL: https://github.com/apache/airflow/pull/7406#discussion_r378420245
 
 

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 File path: docs/executor/kubernetes.rst
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 @@ -34,3 +34,71 @@ The volumes are optional and depend on your configuration. There are two volumes
   - By storing logs onto a persistent disk, the files are accessible by workers and the webserver. If you don't configure this, the logs will be lost after the worker pods shuts down
 
   - Another option is to use S3/GCS/etc to store logs
+
+KubernetesExecutor Architecture
+################################
+
+The KubernetesExecutor runs as a single pod that only requires access to the Kubernetes API. There are no external brokers or consistent workers needed.
 
 Review comment:
   It is possible to run KubeExecutor from outside of a cluster too. Perhaps we can ignore that here though.
   
   Also the KubeExecutor doesn't run as a pod, but runs inside the scheduler.
   
   No external brokers, but still need the (existing) metadata DB, which can't be sqlite (let's be explicit.)

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