From Fedora Project Wiki
Lower memory usage for kdump kernel or for memory-limited machines
The initial purpose is to improve kdump kernel/initramfs memory usage because kdump runs with very limited memory like 128M. But this is not necessarily kdump only, it will benefits other low memory systems.
- Tools for tracking memory usage (peak)
- known issues to improve
Useful links: - An article from vpodzime about memory saving for anaconda installer:
http://blog-vpodzime.rhcloud.com/?p=30