<@ULVA73B9P> what is the command to start a prefec...
# ask-marvin
j
@Marvin what is the command to start a prefect docker worker with auto-remove set to true in prefect 3
m
To start a Prefect docker worker with auto-remove set to true in Prefect 3, you can create and use a Docker type work pool followed by running a worker. Here is a general approach: 1. Create a Docker Work Pool:
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shell
   prefect work-pool create --type docker my-docker-pool
2. Start a Docker Worker: When starting a docker worker, you do not directly add the auto-remove option through a command-line flag like you might in raw Docker. Instead, you'll define this option within the configuration of your Docker infrastructure or when deploying your flow. 3. Run your Docker Worker: You can start a worker by using Prefect's CLI command to start polling from your work pool:
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shell
   prefect worker start --pool my-docker-pool
When configuring your Docker infrastructure programmatically, you would typically use the
auto_remove
setting within your Docker task code or configuration where the Docker container is executed. For specific implementations or further configuration, refer to the Docker infrastructure examples in Prefect documentation. You can check your container settings and adjust the auto-remove option as needed within your flow's Docker configuration settings or by manually handling the Docker container lifecycle in a custom script.
j
@Marvin commands to remove or overwrite existing docker workers in prefect 3
m
The Prefect 3.x documentation currently doesn't have specific commands documented to remove or overwrite existing Docker workers directly. However, you can manage workers and work pools through the Prefect CLI and UI. Here’s a general approach: 1. Remove a Work Pool: While the documentation doesn't detail the exact CLI command for removing a work pool, common management tasks are accessible through the Prefect UI. You can navigate to the Work Pools section in the UI and manually delete a work pool that might have Docker workers attached. 2. Overwrite or Update a Worker: To update a worker, you typically configure and start a new worker with the desired settings. This replaces the functionality of an existing worker that you no longer need. Start a new worker that points to the same work pool if an update in configuration is needed. These tasks often involve manually updating and managing configurations either through the Prefect UI or configuration files rather than direct CLI commands for removal or overwriting. For more guided management and updates, review Prefect's Docker infrastructure examples. It may be helpful to explore the Prefect community forums or GitHub for user-contributed scripts or extensions for more complex management needs.