Debugging symbols are stripped from libraries and binaries that have been compiled to help reduce the disk space.
I have occasionally had problems with this operation since the procedure changed from performing it outside of the original chroot environment. As I haven't yet identified the cause and rather than losing all of the work completed so far, I show how I take a disk image backup. This is optional of course but recommended if you have any doubts.
In this series of videos I demonstrate how to install LFS 12.0 on real hardware, replacing the Windows 10 system that is already installed on the disk. If you've never built Linux From Scratch before, don't worry as I show every step in detail from beginning to end. From fetching and writing a bootable host Linux USB in Windows, disk configuration, fetching sources and compiling, right through to configuration and booting the final operating system, it's all recorded in these videos.
The end result is a fully working Linux From Scratch system all built from publicly available open source code using the excellent instructions in the Linux From Scratch 12.0 book.
Thanks to @johnniewalker8290 for these timestamps:
0:00:00 Start
0:00:18 8.81. About Debugging Symbols
0:00:44 8.82. Stripping
0:04:05 GPT PMBR size mismatch
0:05:05 STORE IMAGE
1:24:49 (REVISIT: 7.3. Preparing Virtual Kernel File Systems)
1:25:30 8.82. Stripping
1:27:51 8.83. Cleaning Up
Playlist: • LFS 12.0 - How to build Linux From Scratch...
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