Docker save create tar package, named after the directory name of each layer is how-CodePudding

Consult,,, use the docker save command will mirror packaged into tar package, check the tar packages can be found that the image of each layer (layer), respectively, to save their own directory, and what is the directory name naming rules, please

 IT - C1MQ33P9G943:2 ~ kf $tar - TVF tar 
DRWXR xr - 0 0 0 0 3 x 8 2019 2 deec292477f1866b393749d0894e93095d725c56d89e18a340e19a3071acd26/
Rw - r - r - 0 0 0 3 3 8 2019 2 deec292477f1866b393749d0894e93095d725c56d89e18a340e19a3071acd26/VERSION 
Rw - r - r - 0 0 0 1438 3 8 2019 2 deec292477f1866b393749d0894e93095d725c56d89e18a340e19a3071acd26/json 
Rw - r - r - 2048 0 0 0 2 deec292477f1866b393749d0894e93095d725c56d89e18a340e19a3071acd26/layer 3 8, 2019. The tar 
DRWXR xr - 0 0 0 0 3 x 8 2019 71 dfcdef6f6a027f6bffba7af1f1e2b492f442044628d9d0412b8e12d1753a8e/
Rw - r - r - 0 0 0 3 3 8 2019 71 dfcdef6f6a027f6bffba7af1f1e2b492f442044628d9d0412b8e12d1753a8e/VERSION 
Rw - r - r - 0 0 0 401 3 2019 71 dfcdef6f6a027f6bffba7af1f1e2b492f442044628d9d0412b8e12d1753a8e/json 
Rw - r - r - 0 0 0 4670976 3 2019 71 dfcdef6f6a027f6bffba7af1f1e2b492f442044628d9d0412b8e12d1753a8e/layer. The tar 
DRWXR xr - 0 0 0 0 3 x 8 2019 73459 a4b5c3a721fded9b86c1bbb625bfd0377cbaa1210af4250ef8f5b4421bd/
Rw - r - r - 0 0 0 3 3 8 2019 73459 a4b5c3a721fded9b86c1bbb625bfd0377cbaa1210af4250ef8f5b4421bd/VERSION 
Rw - r - r - 0 0 0 477 3 2019 73459 a4b5c3a721fded9b86c1bbb625bfd0377cbaa1210af4250ef8f5b4421bd/json 
Rw - r - r - 0 0 0 1587200 3 2019 73459 a4b5c3a721fded9b86c1bbb625bfd0377cbaa1210af4250ef8f5b4421bd/layer. The tar 
DRWXR xr - 0 0 0 0 3 x 8 2019 be9ff32c7d82e5f4adc47dcbdf1c0064c2ab0131bfe3777cca10a72f1bf1347c/
Rw - r - r - 2019 0 0 0 3 3 8 be9ff32c7d82e5f4adc47dcbdf1c0064c2ab0131bfe3777cca10a72f1bf1347c/VERSION 
Rw - r - r - 0 0 0 477 3 8 2019 be9ff32c7d82e5f4adc47dcbdf1c0064c2ab0131bfe3777cca10a72f1bf1347c/json 
Rw - r - r - 3584 0 0 0 3 8 2019 be9ff32c7d82e5f4adc47dcbdf1c0064c2ab0131bfe3777cca10a72f1bf1347c/layer. The tar 
DRWXR xr - 0 0 0 0 3 x 8 2019 bfe97ca9f90150949268280b9cdb3990943c2452b1e49b37b06bafa9d5e21ac7/
Rw - r - r - 2019 0 0 0 3 3 8 bfe97ca9f90150949268280b9cdb3990943c2452b1e49b37b06bafa9d5e21ac7/VERSION 
Rw - r - r - 0 0 0 477 3 8 2019 bfe97ca9f90150949268280b9cdb3990943c2452b1e49b37b06bafa9d5e21ac7/json 
Rw - r - r - 20081664 0 0 0 3 8 2019 bfe97ca9f90150949268280b9cdb3990943c2452b1e49b37b06bafa9d5e21ac7/layer. The tar 
Rw - r - r - 0 0 0 3168 3 8 2019 f32a97de94e13d29835a19851acd6cbc7979d1d50f703725541e44bb89a1ce91. Json 
Rw - r - r - 512 1 0 0 0 1 1970 manifest. Json 
Rw - r - r - 91 1 0 0 0 1 1970 repositories