Usage: xz [OPTION]... [FILE]...
Compress or decompress FILEs in the .xz format.
-z, --compress force compression
-d, --decompress, --uncompress
force decompression
-t, --test test compressed file integrity
-l, --list list information about .xz files
-k, --keep keep (don't delete) input files
-f, --force force overwrite of output file and (de)compress links
-c, --stdout, --to-stdout
write to standard output and don't delete input files
-0 ... -9 compression preset; default is 6; take compressor *and*
decompressor memory usage into account before using 7-9!
-e, --extreme try to improve compression ratio by using more CPU time;
does not affect decompressor memory requirements
-T, --threads=NUM use at most NUM threads; the default is 1; set to 0
to use as many threads as there are processor cores
-q, --quiet suppress warnings; specify twice to suppress errors too
-v, --verbose be verbose; specify twice for even more verbose
-h, --help display this short help and exit
-H, --long-help display the long help (lists also the advanced options)
-V, --version display the version number and exit
With no FILE, or when FILE is -, read standard input.
Report bugs to (in English or Finnish).
XZ Utils home page:
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