Practical Methods for Docker Image and Container Backup and Restoration

Core Command Differences Operation Type Command Target Object Feature Export/Backup docker save Docker image Preserves full layered filesystem, output file size is larger Export/Backup docker export Docker container Flattens filesystem into a single directory structure, discards layer history and metadata Import/Restore docker load I ...

Posted on Thu, 10 Sep 2026 16:22:23 +0000 by goclimb

Managing File Deletion Inside Docker Containers

When working with Docker containers, there are scenarios where specific files or directories need to be removed from the container's filesystem. This guide covers the practical approaches to achieving this, either during runtime or at the image build stage. Approaches to File Removal You can remove files within a Docker environment using two pr ...

Posted on Sun, 10 May 2026 14:19:08 +0000 by phillfox