LZ4
From Just Solve the File Format Problem
Revision as of 08:36, 16 August 2025 by Anonymoususer852 (Talk | contribs)
LZ4 is a lossless data compression algorithm and compressed data format. It is designed to support very fast compression.
In Linux, LZ4 appears as one of the many compression format for:
Identification
When used as a file format, LZ4 files begin with signature bytes 04 22 4d 18.
There is also a legacy format, whose signature is 02 21 4c 18.
Resources
- LZ4 compression algorithm on Wikipedia
- LZ4 website
- LZ4 explained
- How LZ4 works
- Raising Lazarus - The 20 Year Old Bug that Went to Mars vs. Debunking the LZ4 "20 years old bug" myth
References
- ↑ extract-vmlinux shell script (line 56) - Linus Torvalds' kernel - GitHub
- ↑ dracut.conf.5.adoc - dracut-ng manual pages - GitHub
- ↑ mkinitcpio.conf (lines 61-67) - mkinitcpio - Arch Linux GitLab
- ↑ manpage.md (line 57) - booster - GitHub
- ↑ compressor.c (lines 31-77) - squashfs-tools - GitHub
- ↑ 2) Select compression algorithm - zram: Compressed RAM-based block devices -- The Linux Kernel documentation
