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| author | Yann Collet <cyan@fb.com> | 2016-11-16 19:36:45 (GMT) |
|---|---|---|
| committer | Yann Collet <cyan@fb.com> | 2016-11-16 19:36:45 (GMT) |
| commit | a22ca9378be9ace2aa6d08b80f767241d759dc1b (patch) | |
| tree | 621a3054b137568eb5d2df67dfb0ea7d976e5b0f | |
| parent | 7cecc7b089b1903563b3556eb8ed631ff326ede9 (diff) | |
| download | lz4-a22ca9378be9ace2aa6d08b80f767241d759dc1b.zip lz4-a22ca9378be9ace2aa6d08b80f767241d759dc1b.tar.gz lz4-a22ca9378be9ace2aa6d08b80f767241d759dc1b.tar.bz2 | |
updated README for v1.7.3
| -rw-r--r-- | README.md | 44 |
1 files changed, 23 insertions, 21 deletions
@@ -43,25 +43,29 @@ LZ4 library is provided as open-source software using BSD 2-Clause license. Benchmarks ------------------------- -The benchmark uses the [Open-Source Benchmark program by m^2 (v0.14.3)] -compiled with GCC v4.8.2 on Linux Mint 64-bits v17. -The reference system uses a Core i5-4300U @1.9GHz. +The benchmark uses [lzbench], from @inikep +compiled with GCC v6.2.0 on Linux 64-bits. +The reference system uses a Core i7-3930K CPU @ 4.5GHz. Benchmark evaluates the compression of reference [Silesia Corpus] in single-thread mode. -| Compressor | Ratio | Compression | Decompression | -| ---------- | ----- | ----------- | ------------- | -| memcpy | 1.000 | 4200 MB/s | 4200 MB/s | -|**LZ4 fast 17 (r129)**| 1.607 |**690 MB/s** | **2220 MB/s** | -|**LZ4 default (r129)**|**2.101**|**385 MB/s** | **1850 MB/s** | -| LZO 2.06 | 2.108 | 350 MB/s | 510 MB/s | -| QuickLZ 1.5.1.b6 | 2.238 | 320 MB/s | 380 MB/s | -| Snappy 1.1.0 | 2.091 | 250 MB/s | 960 MB/s | -| [Zstandard] 0.5.1 | 2.876 | 240 MB/s | 620 MB/s | -| LZF v3.6 | 2.073 | 175 MB/s | 500 MB/s | -| [zlib] 1.2.8 -1 | 2.730 | 59 MB/s | 250 MB/s | -|**LZ4 HC (r129)** |**2.720**| 22 MB/s | **1830 MB/s** | -| [zlib] 1.2.8 -6 | 3.099 | 18 MB/s | 270 MB/s | +[lzbench]: https://github.com/inikep/lzbench +[Silesia Corpus]: http://sun.aei.polsl.pl/~sdeor/index.php?page=silesia + +| Compressor | Ratio | Compression | Decompression | +| ---------- | ----- | ----------- | ------------- | +| memcpy | 1.000 | 7300 MB/s | 7300 MB/s | +|**LZ4 fast 8 (v1.7.3)**| 1.799 |**911 MB/s** | **3360 MB/s** | +|**LZ4 default (v1.7.3)**|**2.101**|**625 MB/s** | **3220 MB/s** | +| LZO 2.09 | 2.108 | 620 MB/s | 845 MB/s | +| QuickLZ 1.5.0 | 2.238 | 510 MB/s | 600 MB/s | +| Snappy 1.1.3 | 2.091 | 450 MB/s | 1550 MB/s | +| LZF v3.6 | 2.073 | 365 MB/s | 820 MB/s | +| [Zstandard] 1.1.1 -1 | 2.876 | 330 MB/s | 930 MB/s | +| [Zstandard] 1.1.1 -3 | 3.164 | 200 MB/s | 810 MB/s | +| [zlib] deflate 1.2.8 -1| 2.730 | 100 MB/s | 370 MB/s | +|**LZ4 HC -9 (v1.7.3)** |**2.720**| 34 MB/s | **3240 MB/s** | +| [zlib] deflate 1.2.8 -6| 3.099 | 33 MB/s | 390 MB/s | [zlib]: http://www.zlib.net/ [Zstandard]: http://www.zstd.net/ @@ -77,6 +81,9 @@ Organizing these blocks and providing a common header format to handle their con is the purpose of the Frame format, defined into [lz4_Frame_format]. Interoperable versions of LZ4 must respect this frame format. +[lz4_Block_format]: doc/lz4_Block_format.md +[lz4_Frame_format]: doc/lz4_Frame_format.md + Other source versions ------------------------- @@ -86,9 +93,4 @@ many contributors have created versions of lz4 in multiple languages (Java, C#, Python, Perl, Ruby, etc.). A list of known source ports is maintained on the [LZ4 Homepage]. - -[Open-Source Benchmark program by m^2 (v0.14.3)]: http://encode.ru/threads/1371-Filesystem-benchmark?p=34029&viewfull=1#post34029 -[Silesia Corpus]: http://sun.aei.polsl.pl/~sdeor/index.php?page=silesia -[lz4_Block_format]: doc/lz4_Block_format.md -[lz4_Frame_format]: doc/lz4_Frame_format.md [LZ4 Homepage]: http://www.lz4.org |