This commit is contained in:
Yann Collet
2018-05-12 10:21:30 -07:00
parent 66b81817b5
commit b824d213cb
2 changed files with 32 additions and 18 deletions
+7 -7
View File
@@ -392,7 +392,7 @@ The list of available _options_:
Larger/very small values usually decrease compression ratio.
The minumum _ldmslen_ is 4 and the maximum is 4096 (default: 64).
The minimum _ldmslen_ is 4 and the maximum is 4096 (default: 64).
- `ldmBucketSizeLog`=_ldmblog_, `ldmblog`=_ldmblog_:
Specify the size of each bucket for the hash table used for long distance
@@ -416,6 +416,12 @@ The list of available _options_:
The default value is `wlog - ldmhlog`.
### Example
The following parameters sets advanced compression options to something
similar to predefined level 19 for files bigger than 256 KB:
`--zstd`=wlog=23,clog=23,hlog=22,slog=6,slen=3,tlen=48,strat=6
### -B#:
Select the size of each compression job.
This parameter is available only when multi-threading is enabled.
@@ -424,12 +430,6 @@ Default value is `4 * windowSize`, which means it varies depending on compressio
Note that job size must respect a minimum value which is enforced transparently.
This minimum is either 1 MB, or `overlapSize`, whichever is largest.
### Example
The following parameters sets advanced compression options to those of
predefined level 19 for files bigger than 256 KB:
`--zstd`=windowLog=23,chainLog=23,hashLog=22,searchLog=6,searchLength=3,targetLength=48,strategy=6
BUGS
----
Report bugs at: https://github.com/facebook/zstd/issues