Releases

v2.22 (March 2018) :

• Level 3 Compression performance improvements
• Better EC Examples
• Example zlib interface
• UserSpace compression utility

v2.21 (Released December 2017) :

• Level 2 & 3 Compression Level added. Level 3 is currently only optimized for processors with AVX512 instructions.
• New T10dif CRC and Copy function
• CRC32 iSCSI performance improvements
• Multi-buffer hash performance improvement for Intel Atom processors.
• New base functions for multi-buffer hashes.

v2.20 (Released September 2017) :

• Multi Buffer Hashing : extend the max size to > 4 GB
• Add Non Temporal(NT) runtime versions of AES_GCM
• Add Saturation Benchmark for determining the saturation point for each algorithm like MBH, CRC, AES and EC.

v2.19 (Released June 2017) :

• Rolling Hash
• Multi Buffer Hash improvements
• AES GCM : super small packet performance improvements
• Adler and zlib format for Inflate\Deflate

v2.18 ( Released March 2017)

• New 2-pass fully-dynamic deflate compression (level 0-1).
• Base functions for multi-architecture support
• Multi-hash SHA-256 based
• RAID AVX512 versions

v2.17 ( Released December 2016)

ISA-L v2.17 features summary

• Fast Decompression (Inflate) - New.
• Compression Improvements (Deflate) - speed, compression ratio improvements and new features.
• Fast Custom Huffman Code generation – creates optimized Huffman table based on some sample input.
• CRC64