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/freebsd-14.2/sys/contrib/openzfs/tests/zfs-tests/tests/functional/history/
H A Dhistory_002_pos.ksh73 mountpoint none compression lz4
74 compression on compression off
75 compression lzjb acltype off
87 compression gzip compression gzip-$((RANDOM%9 + 1))
88 compression zstd compression zstd-$((RANDOM%9 + 1))
102 compression on compression off
103 compression lzjb aclmode discard
115 compression gzip compression gzip-$((RANDOM%9 + 1))
116 compression zstd compression zstd-$((RANDOM%9 + 1))
130 compression on compression off
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H A Dhistory_003_pos.ksh70 zfs set compression=off $spool/$sfs
71 zfs set compression=on $spool/$sfs
72 zfs set compression=off $spool/$sfs
73 zfs set compression=on $spool/$sfs
74 zfs set compression=off $spool/$sfs
/freebsd-14.2/crypto/openssl/doc/man3/
H A DSSL_COMP_add_compression_method.pod7 - handle SSL/TLS integrated compression methods
26 SSL_COMP_add_compression_method() adds the compression method B<cm> with
27 the identifier B<id> to the list of available compression methods. This
32 compression methods or NULL on error.
34 SSL_COMP_get0_name() returns the name of the compression method B<comp>.
36 SSL_COMP_get_id() returns the id of the compression method B<comp>.
39 maintain the internal table of compression methods.
55 restrict the list of compression method on a per connection basis.
58 its own compression methods and will unconditionally activate compression
60 of compression methods supported on a per connection basis.
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H A DSSL_SESSION_get_compress_id.pod6 - get details about the compression associated with a session
16 If compression has been negotiated for an ssl session then
17 SSL_SESSION_get_compress_id() will return the id for the compression method or
18 0 otherwise. The only built-in supported compression method is zlib which has an
23 SSL_SESSION_get_compress_id() returns the id of the compression method or 0 if
/freebsd-14.2/contrib/llvm-project/llvm/lib/Support/
H A DCompression.cpp28 using namespace llvm::compression;
30 const char *compression::getReasonIfUnsupported(compression::Format F) { in getReasonIfUnsupported()
32 case compression::Format::Zlib: in getReasonIfUnsupported()
37 case compression::Format::Zstd: in getReasonIfUnsupported()
49 case compression::Format::Zlib: in compress()
52 case compression::Format::Zstd: in compress()
61 case compression::Format::Zlib: in decompress()
63 case compression::Format::Zstd: in decompress()
69 Error compression::decompress(compression::Format F, ArrayRef<uint8_t> Input, in decompress()
73 case compression::Format::Zlib: in decompress()
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/freebsd-14.2/sys/contrib/zstd/programs/
H A Dzstd.1.md18 `zstd` is a fast lossless compression algorithm and data compression tool,
122 Does not spawn a thread for compression, use a single thread for both I/O and compression.
170 compression ratio, and the faster compression levels will see a small
171 compression speed hit.
288 They set the compression level and number of threads to use during compression, respectively.
300 `-#` for compression level and `-T#` for number of compression threads.
455 advanced compression options.
473 improves compression ratio.
495 compression.
506 compression ratio but decreases compression speed.
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H A DREADME.md111 which can be loaded before compression and decompression.
114 These compression gains are achieved while simultaneously providing faster compression and decompre…
128 CLI includes in-memory compression benchmark module for zstd.
148 -# : # compression level (1-19, default: 3)
170 Advanced compression arguments :
225 that `zstd` will use for compression, which by default is `1`.
235 `-#` for compression level and `-T#` for number of threads.
249 Below are graphs comparing the compression speed, compression ratio, and
270 on compression speed, and the decompression speed doubles.
274 compression speed (for lower levels) with minimal change in compression ratio.
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/freebsd-14.2/contrib/libarchive/tar/
H A Dbsdtar.c401 compression); in main()
402 compression = opt; in main()
452 compression); in main()
453 compression = opt; in main()
460 compression); in main()
461 compression = opt; in main()
486 compression); in main()
487 compression = opt; in main()
815 compression); in main()
816 compression = opt; in main()
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/freebsd-14.2/sys/modules/qat/qat_api/
H A DMakefile8 SRCS+= common/compression/dc_datapath.c
9 SRCS+= common/compression/dc_header_footer.c
10 SRCS+= common/compression/dc_session.c
11 SRCS+= common/compression/dc_stats.c
12 SRCS+= common/compression/dc_buffers.c
13 SRCS+= common/compression/dc_dp.c
14 SRCS+= common/compression/icp_sal_dc_err.c
15 SRCS+= common/compression/dc_chain.c
16 SRCS+= common/compression/dc_ns_datapath.c
17 SRCS+= common/compression/dc_ns_header_footer.c
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/freebsd-14.2/tests/sys/cddl/zfs/tests/history/
H A Dhistory_003_pos.ksh68 $ZFS set compression=off $TESTPOOL/$TESTFS
69 $ZFS set compression=on $TESTPOOL/$TESTFS
70 $ZFS set compression=off $TESTPOOL/$TESTFS
71 $ZFS set compression=on $TESTPOOL/$TESTFS
72 $ZFS set compression=off $TESTPOOL/$TESTFS
/freebsd-14.2/sys/contrib/zstd/examples/
H A DREADME.md4 - [Simple compression](simple_compression.c) :
10 Only compatible with simple compression.
14 - [Multiple simple compression](multiple_simple_compression.c) :
24 - [Streaming compression](streaming_compression.c) :
28 - [Multiple Streaming compression](multiple_streaming_compression.c) :
35 Compatible with both simple and streaming compression.
39 - [Dictionary compression](dictionary_compression.c) :
/freebsd-14.2/sys/contrib/openzfs/tests/zfs-tests/tests/functional/cli_root/zfs_create/
H A Dzfs_create_verbose.ksh142 expect=([compression]=on)
143 dry_create_parseable expect -o compression=on "$TESTPOOL/$TESTFS1"
146 expect=([compression]=on)
147 dry_create_parseable expect -p -o compression=on "$TESTPOOL/$TESTFS1"
148 expect=([compression]=on)
149 dry_create_parseable expect -p -o compression=on "$TESTPOOL/$TESTFS1/$TESTVOL"
/freebsd-14.2/sys/contrib/zstd/
H A DREADME.md3 __Zstandard__, or `zstd` as short version, is a fast lossless compression algorithm,
4 targeting real-time compression scenarios at zlib-level and better compression ratios.
39 on the [Silesia compression corpus].
62 The negative compression levels, specified with `--fast=#`,
63 offer faster compression and decompression speed
64 at the cost of compression ratio (compared to level 1).
66 Zstd can also offer stronger compression ratios at the cost of compression speed.
76 on the [Silesia compression corpus].
86 ## The case for Small Data compression
104 These compression gains are achieved while simultaneously providing _faster_ compression and decomp…
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H A DCHANGELOG112 perf: faster dictionary compression at medium compression levels, by @felixhandte
239 perf: Faster compression speed in high compression mode for repetitive data by @terrelln (#1635)
300 perf: slightly better compression ratio at high compression modes
367 api : ZSTDMT can accept new compression parameters during compression
420 new : contrib/adaptive-compression, I/O driven compression strength, by Paul Cruz (@paulcruz74)
577 New : compression format specification
646 fix : fast compression mode on Windows
688 Small compression ratio improvement
694 Small compression ratio improvement
697 HC mode : compression levels 2-26
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/freebsd-14.2/contrib/libarchive/libarchive/
H A Darchive_write_add_filter_lrzip.c45 enum { lzma = 0, bzip2, gzip, lzo, none, zpaq } compression; member
103 data->compression = bzip2; in archive_write_lrzip_options()
105 data->compression = gzip; in archive_write_lrzip_options()
107 data->compression = lzo; in archive_write_lrzip_options()
109 data->compression = none; in archive_write_lrzip_options()
111 data->compression = zpaq; in archive_write_lrzip_options()
139 switch (data->compression) { in archive_write_lrzip_open()
/freebsd-14.2/contrib/file/magic/Magdir/
H A Dgentoo76 # determine the compression used by looking at the second member name
78 >>>>>&0 string gz\0 using gzip compression
79 >>>>>&0 string bz2\0 using bzip2 compression
80 >>>>>&0 string lz\0 using lzip compression
81 >>>>>&0 string lz4\0 using lz4 compression
82 >>>>>&0 string lzo\0 using lzo compression
83 >>>>>&0 string xz\0 using xz compression
84 >>>>>&0 string zst\0 using zstd compression
H A Ddwarfs16 >&0 leshort =1 \b, LZMA compression
17 >&0 leshort =2 \b, ZSTD compression
18 >&0 leshort =3 \b, LZ4 compression
19 >&0 leshort =4 \b, LZ4HC compression
20 >&0 leshort =5 \b, BROTLI compression
/freebsd-14.2/contrib/libarchive/libarchive/test/
H A Dtest_read_truncated_filter.c35 test_truncation(const char *compression, in test_truncation() argument
68 compression); in test_truncation()
83 snprintf(path, sizeof(path), "%s%d", compression, i); in test_truncation()
121 compression); in test_truncation()
125 snprintf(path, sizeof(path), "%s%d", compression, i); in test_truncation()
129 compression); in test_truncation()
/freebsd-14.2/sys/cddl/boot/zfs/
H A DREADME7 gzip.c compression support
8 lz4.c compression support
9 lzjb.c compression support
11 zfssubr.c checksum, compression and raidz support
/freebsd-14.2/sys/contrib/zstd/zlibWrapper/
H A DREADME.md34 #### Enabling zstd compression within your project
37 Your project should work as before with zlib. There are two options to enable zstd compression:
86 #### Improving speed of streaming compression
88 During streaming compression the compressor never knows how big is data to compress.
89 …compression can be improved by providing size of source data to the compressor. By default streami…
90 …dgedSrcSize()` function that allows to change a pledged source size for a given compression stream.
91 The function will change zstd compression parameters what may improve compression speed and/or rati…
98 The ordinary zlib compression of two files/streams allocates two contexts:
102 The speed of compression can be improved with reusing a single context with following steps:
108 …rence we made experiments using `zwrapbench -ri6b6` with zstd and zlib compression (both at level …
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/freebsd-14.2/contrib/libarchive/
H A DREADME.md101 * gzip compression
102 * bzip2 compression
103 * compress/LZW compression
105 * lz4 compression
106 * lzop compression
107 * zstandard compression
132 * gzip compression
133 * bzip2 compression
136 * lz4 compression
137 * lzop compression
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/freebsd-14.2/tests/sys/cddl/zfs/tests/rootpool/
H A Drootpool_007_neg.ksh61 log_must $ZFS set compression=$orig_compress $rootfs
69 typeset orig_compress=$(get_prop compression $rootfs)
79 log_mustnot $ZFS set compression=${gtype[i]} $rootfs
/freebsd-14.2/sys/contrib/openzfs/tests/zfs-tests/tests/functional/rootpool/
H A Drootpool_007_pos.ksh49 log_must zfs set compression=$orig_compress $rootfs
60 typeset orig_compress=$(get_prop compression $rootfs)
67 log_must zfs set compression=${gtype[i]} $rootfs
/freebsd-14.2/sys/contrib/openzfs/tests/zfs-tests/tests/functional/pool_checkpoint/
H A Dpool_checkpoint.kshlib208 log_must zfs create -o compression=lz4 -o recordsize=8k $FS0
209 log_must zfs create -o compression=lz4 -o recordsize=8k $FS1
217 log_must zfs create -o compression=lz4 -o recordsize=8k $NESTEDFS0
218 log_must zfs create -o compression=lz4 -o recordsize=8k $NESTEDFS1
273 log_must zfs create -o compression=lz4 -o recordsize=8k $FS2
282 log_must zfs create -o compression=lz4 -o recordsize=8k $NESTEDFS2
322 log_must zfs create -o compression=lz4 -o recordsize=8k $NESTEDFS2
/freebsd-14.2/sys/contrib/openzfs/tests/zfs-tests/tests/functional/compression/
H A Dcompress_002_pos.ksh33 . $STF_SUITE/tests/functional/compression/compress.cfg
54 log_must zfs set compression=off $TESTPOOL/$TESTCTR
61 log_must zfs set compression=on $TESTPOOL/$TESTCTR

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