XZ File Documentation

Overview

Feature Value
File Extension .xz
MIME Type application/x-xz
Compression Algorithm LZMA2
File Type Compressed Archive
Checksum CRC64
Maximum Compression Ratio Up to 25% higher than gz
Multi-threading Support Yes
Dictionary Size Up to 4 GB
Encryption None by default
Support for Concatenation Yes
Streaming Capability Yes
Support for Sparse Files Yes
Block Structure Independent Compressed Blocks
Data Integrity Check Yes
Embedded File Attributes Modification Times, User, Group
Maximum File Size Not specifically limited by format
Resume Capability Yes, for some operations
Developed By The Tukaani Project
Compression Speed Variable, depends on settings and hardware
Decompression Speed Faster than compression
Open Standard Yes