清理docker缓存及build缓存

\# docker system prune --volumes

WARNING! This will remove: - all stopped containers # 释放所有stop 的容器 - all networks not used by at least one container - all volumes not used by at least one container - all dangling images # 所有虚悬镜像(dangling image) - all dangling build cache # 虚悬镜像(dangling image)缓存 Are you sure you want to continue? \[y/N\]

\# docker system prune --all

清除所有缓存 WARNING! This will remove: - all stopped containers - all networks not used by at least one container - all images without at least one container associated to them - all build cache Are you sure you want to continue? \[y/N\]