A rough comparative analysis of LZ4 performance vs. LZJB:
- Approximately 50% faster compression when operating on compressible data.
- Approximately 80% faster on decompression.
- Over three times faster on compression of incompressible data.
- Higher compression ratio (up to 10% on the larger block sizes).
- Performance on modern CPUs often exceeds 500 MB/s on compression and over 1.5 GB/s on decompression and incompressible data (per single CPU core).
http://gdamore.blogspot.com/2013/01/zfs ... lumos.html
http://wiki.illumos.org/display/illumos ... ion+In+ZFS