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.TH PXZ 1 "Jun 2010" pxz "Parallel XZ"
pxz \- Parallel LZMA compressor compatible with XZ.
\fBpxz\fR [\fBoptions\fR]... [\fIfile\fR]...
.B pxz
is a compression utility that takes advantage of running
XZ compression simultaneously on different parts of an input file on
multiple cores and processors. This significantly speeds up compression time.
.I "\-v"
Be verbose.
.I "\-h," "\-\-help"
Display help.
.I "\-f," "\-\-force"
Force operation.
.I "\-c," "\-\-stdout"
Write results to standard output and don't delete input files.
.I "\-k," "\-\-keep"
Keep (don't delete) input files.
.I "\-T," "\-\-threads"
Maximal number of threads to run simultaneously.
.I "\-D," "\-\-context\-size"
Context size per one thread specified as a multiple of dictionary size for active compression level.
.I "\-V," "\-\-version"
Display version of PXZ.
pxz file1 file2
Compress file1 and file2 to file1.xz and file2.xz using default settings.
pxz -T4 file1
Compress file1 with default compression and maximum of 4 threads.
pxz -k -9 file1
Use maximal compression and keep the original file1, use default number of threads.
pxz -f -T4 file1
Compress file with default compression and with 4 threads.
pxz -kvf -3 -T8 file1
Use -3 compression, keep the original file, use 8 threads and show progress.
tar Oc dir1 | pxz -D 12 -cv - > dir1.tar.xz
Move dir1 into tar, then compress it with the context of 12 sizes of dictionary
per thread, show progress and write result to dir1.tar.xz.
.BR xz (1)
Jindrich Novy <>
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