Lines Matching refs:long
155 -h/-H : display help/long help and exit
172 --long[=#]: enable long distance matching with given window log (default: 27)
237 The long distance matching mode, enabled with `--long`, is designed to improve
238 the compression ratio for files with long matches at a large distance (up to the
243 dependent on long matches being found. Compression speed may degrade if few long
244 matches are found. Decompression speed usually improves when there are many long
248 decompression speed with and without long distance matching on an ideal use
251 are many long distance matches within the maximum window size of `128 MiB` (each
263 | `zstd -1 --long` | `17.426` | `220.6 MB/s` | `1638.4 MB/s` |
264 | `zstd -5 --long` | `19.661` | `165.5 MB/s` | `1530.6 MB/s` |
265 | `zstd -10 --long`| `21.949` | `75.6 MB/s` | `1632.6 MB/s` |
270 On the other extreme, compressing a file with few long distance matches (such as
281 | `zstd -1 --long` | `2.929` | `106.5 MB/s` | `517.9 MB/s` |
283 | `zstd -5 --long` | `3.319` | `51.7 MB/s` | `371.9 MB/s` |
285 | `zstd -10 --long`| `3.566` | `16.2 MB/s` | `415.7 MB/s` |