LRZ.1

Section: User Contributed Perl Documentation (1)
Updated: 2016-06-10
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NAME

lrz - gzip compatible command line variant of lrzip  

SYNOPSIS

  lrz [OPTIONS] <file>

 

DESCRIPTION

lrz is identical to the lrzip application however its command line options and behaviour are made to be as compatible with gzip as possible.  

OPTIONS

lrz differs from lrzip by accepting the following commands:

General options:
        -c, --stdout            output to STDOUT
        -C, --check             check integrity of file written on decompression
        -d, --decompress        decompress
        -e, --encrypt           password protected sha512/aes128 encryption on compression
        -h, -?, --help          show help
        -H, --hash              display md5 hash integrity information
        -i, --info              show compressed file information
        -L, --license           display software version and license
        -P, --progress          show compression progress
        -r, --recursive         operate recursively on directories
        -t, --test              test compressed file integrity
        -v[vv], --verbose       Increase verbosity
        -V, --version           show version Options affecting output:
        -f, --force             force overwrite of any existing files
        -k, --keep              don't delete source files on de/compression
        -K, --keep-broken       keep broken or damaged output files
        -o, --outfile filename  specify the output file name and/or path
        -O, --outdir directory  specify the output directory when -o is not used
        -S, --suffix suffix     specify compressed suffix (default '.lrz') Options affecting compression:
        -b, --bzip2             bzip2 compression
        -g, --gzip              gzip compression using zlib
        -l, --lzo               lzo compression (ultra fast)
        -n, --no-compress       no backend compression - prepare for other compressor
        -z, --zpaq              zpaq compression (best, extreme compression, extremely slow) Low level options:
        -1 .. -9                set lzma/bzip2/gzip compression level (1-9, default 7)
        --fast                  alias for -1
        --best                  alias for -9
        -L, --level level       set lzma/bzip2/gzip compression level (1-9, default 7)
        -N, --nice-level value  Set nice value to value (default 0)
        -p, --threads value     Set processor count to override number of threads
        -m, --maxram size       Set maximim available ram in hundreds of MB
                                overrides detected ammount of available ram
        -T, --threshold         Disable LZO compressibility testing
        -U, --unlimited         Use unlimited window size beyond ramsize (potentially much slower)
        -w, --window size       maximum compression window in hundreds of MB
                                default chosen by heuristic dependent on ram and chosen compression

See also lrzip(1)  

ENVIRONMENT

lrz uses the same environment and configuration files as lrzip(1)  

FILES

See lrzip(1)  

SEE ALSO

lrzip.conf(5), lrzip(1), lrunzip(1), lrztar(1), lrzuntar(1), bzip2(1), gzip(1), lzop(1), rzip(1), zip(1)  

AUTHORS

This manual page was written by Con Kolivas <kernel@kolivas.org> (but may be used by others). Released under license GNU GPL version 2 or (at your option) any later version. For more information about license, visit <http://www.gnu.org/copyleft/gpl.html>.

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Index

NAME

SYNOPSIS

DESCRIPTION

OPTIONS

ENVIRONMENT

FILES

SEE ALSO

AUTHORS