1PXZ(1) Parallel XZ PXZ(1)
2
3
4
6 pxz - Parallel LZMA compressor compatible with XZ.
7
9 pxz [options]... [file]...
10
11
13 pxz is a compression utility that takes advantage of running XZ com‐
14 pression simultaneously on different parts of an input file on multiple
15 cores and processors. This significantly speeds up compression time.
16
18 -v Be verbose - shows progress.
19
20 -h, --help
21 Display help.
22
23 -f, --force
24 Force operation.
25
26 -c, --stdout
27 Write results to standard output and don't delete input files.
28
29 -k, --keep
30 Keep (don't delete) input files.
31
32 -T, --threads
33 Maximal number of threads to run simultaneously.
34
35 -D, --context-size
36 Context size per one thread specified as a multiple of dictio‐
37 nary size for active compression level.
38
39 -V, --version
40 Display version of PXZ.
41
43 pxz file1 file2
44 Compress file1 and file2 to file1.xz and file2.xz using default
45 settings.
46
47 pxz -T4 file1
48 Compress file1 with default compression and maximum of 4
49 threads.
50
51 pxz -k -9 file1
52 Use maximal compression and keep the original file1, use default
53 number of threads.
54
55 pxz -f -T4 file1
56 Compress file with default compression and with 4 threads.
57
58 pxz -kvf -3 -T8 file1
59 Use -3 compression, keep the original file, use 8 threads and
60 show progress.
61
62 tar Oc dir1 | pxz -D 12 -cv - > dir1.tar.xz
63 Move dir1 into tar, then compress it with the context of 12
64 sizes of dictionary per thread, show progress and write result
65 to dir1.tar.xz.
66
68 xz(1)
69
71 Jindrich Novy <jnovy@users.sourceforge.net>
72
74 Report bugs via http://bugzilla.redhat.com/bugzilla/
75
76
77
78pxz Jun 2010 PXZ(1)