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Diffstat (limited to 'programs/zstd.1.md')
| -rw-r--r-- | programs/zstd.1.md | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/programs/zstd.1.md b/programs/zstd.1.md index 118c9f2f8ee5..24e25a2f3af1 100644 --- a/programs/zstd.1.md +++ b/programs/zstd.1.md @@ -93,6 +93,10 @@ the last one takes effect. * `--train FILEs`: Use FILEs as a training set to create a dictionary. The training set should contain a lot of small files (> 100). +* `-l`, `--list`: + Display information related to a zstd compressed file, such as size, ratio, and checksum. + Some of these fields may not be available. + This command can be augmented with the `-v` modifier. ### Operation modifiers @@ -230,8 +234,8 @@ BENCHMARK benchmark file(s) using multiple compression levels, from `-b#` to `-e#` (inclusive) * `-i#`: minimum evaluation time, in seconds (default : 3s), benchmark mode only -* `-B#`: - cut file into independent blocks of size # (default: no block) +* `-B#`, `--block-size=#`: + cut file(s) into independent blocks of size # (default: no block) * `--priority=rt`: set process priority to real-time @@ -250,9 +254,9 @@ The list of available _options_: - `strategy`=_strat_, `strat`=_strat_: Specify a strategy used by a match finder. - There are 8 strategies numbered from 0 to 7, from faster to stronger: - 0=ZSTD\_fast, 1=ZSTD\_dfast, 2=ZSTD\_greedy, 3=ZSTD\_lazy, - 4=ZSTD\_lazy2, 5=ZSTD\_btlazy2, 6=ZSTD\_btopt, 7=ZSTD\_btopt2. + There are 8 strategies numbered from 1 to 8, from faster to stronger: + 1=ZSTD\_fast, 2=ZSTD\_dfast, 3=ZSTD\_greedy, 4=ZSTD\_lazy, + 5=ZSTD\_lazy2, 6=ZSTD\_btlazy2, 7=ZSTD\_btopt, 8=ZSTD\_btultra. - `windowLog`=_wlog_, `wlog`=_wlog_: Specify the maximum number of bits for a match distance. @@ -304,7 +308,7 @@ The list of available _options_: A larger minimum match length usually improves compression ratio but decreases compression speed. - This option is only used with strategies ZSTD_btopt and ZSTD_btopt2. + This option is only used with strategies ZSTD_btopt and ZSTD_btultra. The minimum _tlen_ is 4 and the maximum is 999. |