diff options
Diffstat (limited to 'programs/zstd.1')
| -rw-r--r-- | programs/zstd.1 | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/programs/zstd.1 b/programs/zstd.1 index 6cc5f7e9d2f6..5df45db2153e 100644 --- a/programs/zstd.1 +++ b/programs/zstd.1 @@ -1,5 +1,5 @@ . -.TH "ZSTD" "1" "May 2017" "zstd 1.2.0" "User Commands" +.TH "ZSTD" "1" "June 2017" "zstd 1.3.0" "User Commands" . .SH "NAME" \fBzstd\fR \- zstd, zstdmt, unzstd, zstdcat \- Compress or decompress \.zst files @@ -89,6 +89,10 @@ Benchmark file(s) using compression level # \fB\-\-train FILEs\fR Use FILEs as a training set to create a dictionary\. The training set should contain a lot of small files (> 100)\. . +.TP +\fB\-l\fR, \fB\-\-list\fR +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 \fB\-v\fR modifier\. +. .SS "Operation modifiers" . .TP @@ -235,8 +239,8 @@ benchmark file(s) using multiple compression levels, from \fB\-b#\fR to \fB\-e#\ minimum evaluation time, in seconds (default : 3s), benchmark mode only . .TP -\fB\-B#\fR -cut file into independent blocks of size # (default: no block) +\fB\-B#\fR, \fB\-\-block\-size=#\fR +cut file(s) into independent blocks of size # (default: no block) . .TP \fB\-\-priority=rt\fR @@ -252,7 +256,7 @@ set process priority to real\-time Specify a strategy used by a match finder\. . .IP -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\. . .TP \fBwindowLog\fR=\fIwlog\fR, \fBwlog\fR=\fIwlog\fR @@ -306,7 +310,7 @@ The minimum \fIslen\fR is 3 and the maximum is 7\. Specify the minimum match length that causes a match finder to stop searching for better matches\. . .IP -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\. +A larger minimum match length usually improves compression ratio but decreases compression speed\. This option is only used with strategies ZSTD_btopt and ZSTD_btultra\. . .IP The minimum \fItlen\fR is 4 and the maximum is 999\. |