镜像选择
- alpine:3.7 (首选)
- debian:stretch-slim （次选）
常见系统镜像大小对比
| REPOSITORY | TAG | IMAGE ID | CREATED | SIZE |
|---|---|---|---|---|
| fedora | latest | 9110ae7f579f | 4 weeks ago | 235MB |
| centos | 7.4.1708 | 3afd47092a0e | 5 months ago | 197MB |
| ubuntu | 16.04 | f975c5035748 | 4 weeks ago | 112MB |
| debian | stretch | 2b98c9851a37 | 3 weeks ago | 100MB |
| debian | stretch-slim | dd99abd0503e | 3 weeks ago | 55.3MB |
| alpine | latest | 3fd9065eaf02 | 2 months ago | 4.15MB |