If it is still running the you can safely reboot and check again that the application is restarting and see your docker is clean without unused of multiple containers. Wait until the killing process end in the previous shell, then close it and just leave ( don't do exit).Īnd check again in the remained terminal if the container is still running: $ docker ps So when using this -restart unless-stopped policy, to ensure the restarting is working in case it stop by accident when you close the terminal, do once in another terminal as below: $ docker ps (manually or otherwise), it is not restarted even after Docker daemon It similar to -restart=always, except that when the container is stopped This policy will not conflicting the docker run -rm but as explained in docker documentation: $ docker run -rm -restart unless-stopped Note that I want to forward the containers 8080 port to my hosts 8080, since 80 is occupied by nginx on my host. So in this case it is better to choose another option: -restart unless-stopped policy. To create the docker container I run the following command: docker run -d -name rancher-server -p 8080:8080 rancher/server. Once your volumes are no longer attached to any containers, running the command docker volume prune will destroy all volumes not currently attached to containers. Youll need to stop your running containers and remove them. Docker restart policies are applied on a per-container basis. Sadly while its running you wont be able to revert or change the image. This is extremely helpful in scenarios where you have to restart the Docker host (your Linux server) or if the service running in the container fails. Policy since they are conflicting each others. Docker provides a restart policy option to let your containers restart automatically in case of certain events or failures. Option docker run -rm will also problem with the -restart=always It similar to -restartalways, except that when the container is stopped (manually or otherwise), it is not restarted even after Docker daemon restarts. Then, use the CONTAINER ID given in the output to select the container you wish to check the status of. This will generate a list of all running Docker containers. The first step is to enter the command docker ps -a into the command prompt. Trying to automatically remove the container when it exist by put This text provides instructions on how to restart a Docker container. The problem is that if there are multiple containers with -restart=always when you run image of a newer version as discussed in docker - how do you disable auto-restart on a container?. For example, to get the number of restarts for container my. The status of the stopped container would display as Exited. The number of (attempted) restarts for a container can be obtained via docker inspect. Container Stop/Restart procedure To verify if the container has stopped run docker ps -a command. The default is that Docker will try forever to restart the container. Using -restart=always policy will handle restart of existing containers in case of reboot. You can specify the maximum amount of times Docker will try to restart the container when using the on-failure policy.
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