wimlib

A while ago - in July 2017 - I compared the performance of wimlib and DISM when creating a new backup.

DISM ran for 10 minutes and produced a WIM file of 13 GB
WimLib ran for 56 minutes and produced a WIM file of 12 GB


I performed these tests one after the other for the same partition on the ...

Thanks for your comments.
I removed the --solid flag to make the images more DISM compatible.
Version v1.10.0 exhibited the sparse file issue. I'll test version v1.11.0 and update the manual accordingly.
I examined all available properties of the WIM images.
I'll have a closer look at if and how I ...

Check out http://github.com/FrankHeimes/WimLibScripts
I crafted a few scripts for backup and restore using the WimLib library.
Comments highly appreciated.

I created a backup from a Windows 10 volume, that was offline.
Then I restored the image to another, empty volume.
The restored Image on the second volume consumes about 3% more space than the original volume.
To double check, I created another backup of the extracted volume.

Comparing the file ...

I had just created a backup of a volume with 16 GB of data.
This resulted in a WIM Image of about 6 GB in size.
The info command returns the following summary about that Image ( I removed some lines ):
WIM Information:
----------------
Image Count: 1
Compression: LZMS
Chunk Size: 131072 bytes
Size ...