LINUX COMMAND ATLAS · COMMAND GUIDE

Linux xz command

Compress files using xz. The -k flag keeps the original file.

XZ Utils

Syntax

Command form

xz [OPTION]... [FILE]...

6 options

Option	What it does
`-z, --compress`	Compress (default operation).
`-d, --decompress`	Decompress.
`-k, --keep`	Keep the input file.
`-c, --stdout`	Write results to standard output.
`-T N, --threads=N`	Use up to N threads (where supported).
`-0 to -9`	Set compression preset; higher values usually use more resources.

2 examples

Compress files using xz. The -k flag keeps the original file.

xz -k data.csv

Decompress while keeping the compressed file.

xz -dk data.csv.xz

The default behaviour may replace input files. High compression presets can use substantial memory and processing time.