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Docker Remove Unused Objects

Log in to the Docker host and open the command prompt. Then execute the following command to remove stopped container, dangling images, and all the unused networks. The default command will prompt for the confirmation. Press ‘y’ to continue. To ignore the confirmation prompt use the -f or –force flag like below To remove all unused images (not only daggling one) use –all or -a flag with prune command. The docker images consist of multiple layers. The Dangling images are layers that have no relationship to any tagged images. By default, the docker system prune command doesn’t remove unused volumes to prevent accidental data loss. But you can use the –volumes flag to prune volumes as well: