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.\" ========================================================================
.\"
.IX Title "LRZ.1 1"
.TH LRZ.1 1 "2022-05-26" "perl v5.34.1" "User Contributed Perl Documentation"
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
.\" way too many mistakes in technical documents.
.if n .ad l
.nh
.SH "NAME"
lrz \- gzip compatible command line variant of lrzip
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
\&\fBlrz\fR [options] \fIfile\fR
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
\&\fBlrz\fR is identical to the \fBlrzip\fR application, however, its command
line options and behaviour are made to be as compatible with \fBgzip\fR
as possible.
.SH "OPTIONS"
.IX Header "OPTIONS"
.SS "General options"
.IX Subsection "General options"
.IP "\fB\-\-stdout\fR" 9
.IX Item "--stdout"
.PD 0
.IP "\fB\-c\fR" 9
.IX Item "-c"
.PD
Output to \s-1STDOUT.\s0
.IP "\fB\-\-check\fR" 9
.IX Item "--check"
.PD 0
.IP "\fB\-C\fR" 9
.IX Item "-C"
.PD
Check integrity of file written on decompression.
.IP "\fB\-\-decompress\fR" 9
.IX Item "--decompress"
.PD 0
.IP "\fB\-d\fR" 9
.IX Item "-d"
.PD
Decompress.
.IP "\fB\-\-encrypt\fR[=\fIpassword\fR]" 9
.IX Item "--encrypt[=password]"
.PD 0
.IP "\fB\-e\fR" 9
.IX Item "-e"
.PD
Password protect sha512/aes128 encryption on compression.
.IP "\fB\-\-help\fR" 9
.IX Item "--help"
.PD 0
.IP "\fB\-h\fR" 9
.IX Item "-h"
.IP "\fB\-?\fR" 9
.IX Item "-?"
.PD
Show help.
.IP "\fB\-\-hash\fR" 9
.IX Item "--hash"
.PD 0
.IP "\fB\-H\fR" 9
.IX Item "-H"
.PD
Display md5 hash integrity information.
.IP "\fB\-\-info\fR" 9
.IX Item "--info"
.PD 0
.IP "\fB\-i\fR" 9
.IX Item "-i"
.PD
Show compressed file information.
.IP "\fB\-\-license\fR" 9
.IX Item "--license"
.PD 0
.IP "\fB\-L\fR" 9
.IX Item "-L"
.PD
Display software version and license.
.IP "\fB\-\-progress\fR" 9
.IX Item "--progress"
.PD 0
.IP "\fB\-P\fR" 9
.IX Item "-P"
.PD
Show compression progress.
.IP "\fB\-\-recursive\fR" 9
.IX Item "--recursive"
.PD 0
.IP "\fB\-r\fR" 9
.IX Item "-r"
.PD
Operate recursively on directories.
.IP "\fB\-\-test\fR" 9
.IX Item "--test"
.PD 0
.IP "\fB\-t\fR" 9
.IX Item "-t"
.PD
Test compressed file integrity.
.IP "\fB\-\-verbose\fR" 9
.IX Item "--verbose"
.PD 0
.IP "\fB\-v[vv]\fR" 9
.IX Item "-v[vv]"
.PD
Increase verbosity.
.IP "\fB\-\-version\fR" 9
.IX Item "--version"
.PD 0
.IP "\fB\-V\fR" 9
.IX Item "-V"
.PD
Show version.
.SS "Options affecting output"
.IX Subsection "Options affecting output"
.IP "\fB\-\-force\fR" 9
.IX Item "--force"
.PD 0
.IP "\fB\-f\fR" 9
.IX Item "-f"
.PD
Force overwrite of any existing files.
.IP "\fB\-\-keep\fR" 9
.IX Item "--keep"
.PD 0
.IP "\fB\-k\fR" 9
.IX Item "-k"
.PD
Don't delete source files on de/compression.
.IP "\fB\-\-keep\-broken\fR" 9
.IX Item "--keep-broken"
.PD 0
.IP "\fB\-K\fR" 9
.IX Item "-K"
.PD
Keep broken or damaged output files.
.IP "\fB\-\-outfile\fR  \fIname\fR" 9
.IX Item "--outfile name"
.PD 0
.IP "\fB\-o\fR \fIname\fR" 9
.IX Item "-o name"
.PD
Specify the output file name and/or path.
.IP "\fB\-\-outdir\fR \fIdir\fR" 9
.IX Item "--outdir dir"
.PD 0
.IP "\fB\-O\fR \fIdir\fR" 9
.IX Item "-O dir"
.PD
Specify the output directory when \fB\-o\fR is not used.
.IP "\fB\-\-suffix\fR \fIsuffix\fR" 9
.IX Item "--suffix suffix"
.PD 0
.IP "\fB\-S\fR \fIsuffix\fR" 9
.IX Item "-S suffix"
.PD
Specify compressed suffix (default '.lrz').
.SS "Options affecting compression"
.IX Subsection "Options affecting compression"
.IP "\fB\-\-bzip2\fR" 9
.IX Item "--bzip2"
.PD 0
.IP "\fB\-b\fR" 9
.IX Item "-b"
.PD
Bzip2 compression.
.IP "\fB\-\-gzip\fR" 9
.IX Item "--gzip"
.PD 0
.IP "\fB\-g\fR" 9
.IX Item "-g"
.PD
Gzip compression using zlib.
.IP "\fB\-\-lzo\fR" 9
.IX Item "--lzo"
.PD 0
.IP "\fB\-l\fR" 9
.IX Item "-l"
.PD
Lzo compression (ultra fast).
.IP "\fB\-\-lzma\fR" 9
.IX Item "--lzma"
Lzma compression (default).
.IP "\fB\-\-no\-compress\fR" 9
.IX Item "--no-compress"
.PD 0
.IP "\fB\-n\fR" 9
.IX Item "-n"
.PD
No backend compression \- prepare for other compressor.
.IP "\fB\-\-zpaq\fR" 9
.IX Item "--zpaq"
.PD 0
.IP "\fB\-z\fR" 9
.IX Item "-z"
.PD
Zpaq compression (best, extreme compression, extremely slow).
.SS "Low level options"
.IX Subsection "Low level options"
.IP "\fB\-1\fR .. \fB\-9\fR" 9
.IX Item "-1 .. -9"
.PD 0
.IP "\fB\-\-level\fR \fIlevel\fR" 9
.IX Item "--level level"
.IP "\fB\-L\fR \fIlevel\fR" 9
.IX Item "-L level"
.PD
Set lzma/bzip2/gzip compression level (1\-9, default 7).
.IP "\fB\-\-fast\fR" 9
.IX Item "--fast"
Alias for \fB\-1\fR.
.IP "\fB\-\-best\fR" 9
.IX Item "--best"
Alias for \fB\-9\fR.
.IP "\fB\-\-nice\-level\fR \fIvalue\fR" 9
.IX Item "--nice-level value"
.PD 0
.IP "\fB\-N\fR \fIvalue\fR" 9
.IX Item "-N value"
.PD
Set nice value to \fIvalue\fR (default 0).
.IP "\fB\-\-threads\fR \fIvalue\fR" 9
.IX Item "--threads value"
.PD 0
.IP "\fB\-P\fR \fIvalue\fR" 9
.IX Item "-P value"
.PD
Set processor count to override number of threads.
.IP "\fB\-\-maxram\fR \fIsize\fR" 9
.IX Item "--maxram size"
.PD 0
.IP "\fB\-m\fR \fIsize\fR" 9
.IX Item "-m size"
.PD
Set maximum available ram as \fIsize\fR * 100 \s-1MB.\s0
Overrides detected amount of available ram.
.IP "\fB\-\-threshold\fR" 9
.IX Item "--threshold"
.PD 0
.IP "\fB\-T\fR" 9
.IX Item "-T"
.PD
Disable \s-1LZ4\s0 compressibility testing.
.IP "\fB\-\-unlimited\fR" 9
.IX Item "--unlimited"
.PD 0
.IP "\fB\-U\fR" 9
.IX Item "-U"
.PD
Use unlimited window size beyond ramsize (potentially much slower).
.IP "\fB\-\-window\fR \fIsize\fR" 9
.IX Item "--window size"
.PD 0
.IP "\fB\-w\fR \fIsize\fR" 9
.IX Item "-w size"
.PD
Set maximum compression window as \fIsize\fR * 100 \s-1MB.\s0
Default chosen by heuristic dependent on ram and chosen compression.
.PP
See also \fBlrzip\fR\|(1)
.SH "ENVIRONMENT"
.IX Header "ENVIRONMENT"
lrz uses the same environment and configuration files as \fBlrzip\fR\|(1)
.SH "FILES"
.IX Header "FILES"
See \fBlrzip\fR\|(1)
.SH "SEE ALSO"
.IX Header "SEE ALSO"
\&\fBlrzip.conf\fR\|(5),
\&\fBlrzip\fR\|(1),
\&\fBlrunzip\fR\|(1),
\&\fBlrztar\fR\|(1),
\&\fBlrzuntar\fR\|(1),
\&\fBbzip2\fR\|(1),
\&\fBgzip\fR\|(1),
\&\fBlzop\fR\|(1),
\&\fBrzip\fR\|(1),
\&\fBzip\fR\|(1)
.SH "AUTHORS"
.IX Header "AUTHORS"
This manual page was written by Con Kolivas <kernel@kolivas.org> (but
may be used by others). Released under license \s-1GNU GPL\s0 version 2 or (at
your option) any later version. For more information about license,
visit <http://www.gnu.org/copyleft/gpl.html>.