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Add usage of MultiPar.ini

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This commit is contained in:
Yutaka Sawada
2024-08-04 21:44:22 +09:00
committed by GitHub
parent 3ac6c9336a
commit 9a7b86f550
2 changed files with 30 additions and 2 deletions
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21
alpha/help/Command_par2j.txt
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@@ -1,4 +1,4 @@
[ par2j.exe - version 1.3.3.2 or later ]
[ par2j.exe - version 1.3.3.4 or later ]
Type "par2j.exe" to see version, test integrity, and show usage below.
@@ -386,6 +386,25 @@ The format is "/lc#" (# is from 1 to 32 as the number of using threads).
for example, /lc1 to use single Core, /lc508 to use half Cores and GPU
/lcb :
This is for Cache Blocking. (CPU cache optimization)
By default, this value is set-associative size of CPU L2 cache.
Maximum value is 32767. It will be multipled by 64 KB.
To disable cache optimization, set "/lcb0".
/lcs :
This is for large buffer size at calculating multiple files' hashes.
By default, this value is set-associative size of CPU L3 cache.
Maximum value is 65535. It will be multipled by 64 KB.
When you set "/lcs0", large buffer size will become 2 MB by default.
/lcm :
This is for max number of chunks to calculate at once. (CPU shared cache optimization)
By default, this value may be rate of L3 cache size / L2 cache size.
The value may be changed by some factors in experimental results.
Maximum value is 32768. Lower values than 8 will be same as 32768.
To disable cache optimization, set "/lcm0".
/m :
Set this, if you want to set memory usage.
If too many memory is allocated, system will use swap file.