How do I update a service in Docker Swarm?

How do I update a service in Docker Swarm?

To update a service in Docker Swarm, you can use the docker service update command followed by the service name and the options you want to change.

What options can I change when updating a service?

You can change various options like the image, environment variables, replicas, and more. For example, to update the image, you would use --image <new-image>.

Can I roll back to a previous version if the update fails?

Yes, you can roll back to the previous version using the docker service update --rollback <service-name> command.

Is there a way to see the update history of a service?

Yes, you can view the update history by using the docker service inspect <service-name> command, which shows the service's details including the update history.