@echo off
rem # batch file to start IntegrityChecker Java
rem # version 1.0b2 2022-04-12
rem # (c)2022 DIGLLOYD INC

rem # java 9 or later must be installed and executable
rem https://docs.microsoft.com/en-us/java/openjdk/download
rem https://docs.microsoft.com/en-us/java/openjdk/install

SETLOCAL 

rem # assume diglloydTools.jar found in C:\Program Files\icj
set ICJ_CLASSPATH="C:\Program Files\icj\diglloydTools.jar"

rem # (!) a value of 0 for a parameter means to use the default value
rem # (!) parameters for SSD usage are at odds with hard drive (HDD) usage. See notes below on each parameter.

set NUM_THREADS=0
set LARGE_BUFFERS=32
set SMALL_BUFFERS=64
set SMALL_BUFFER_SIZE=1M
set OPTIMIZE=auto
set PURGE_INTERVAL_SECONDS=10
set SHOW_RECENT_THROUGHPUT=true
set IO_TYPE=ASYNC
set LARGE_BUFFER_SIZE=32M
set DSMALL_BUFFER_SIZE=1M

java -ea -Xmx240000M -Djava.awt.headless=true -XX:MaxGCPauseMillis=500 -XX:MaxDirectMemorySize=4G -cp %ICJ_CLASSPATH% ^
-DICJ_FILES_MODE=hierarchy -DHIERARCHY_FILES_MODE=auto -DOUTPUT_LEVEL=normal ^
-DNUM_THREADS=%NUM_THREADS% -DLARGE_BUFFERS=%LARGE_BUFFERS% -DLARGE_BUFFER_SIZE=%LARGE_BUFFER_SIZE% -DSMALL_BUFFERS=%SMALL_BUFFERS% -DSMALL_BUFFER_SIZE=%SMALL_BUFFER_SIZE% -DIO_TYPE=%IO_TYPE% -DOPTIMIZE=%OPTIMIZE% -DCROSS_CHECK_HASHING=false -DPURGE_INTERVAL_SECONDS=%PURGE_INTERVAL_SECONDS% -DSHOW_RECENT_THROUGHPUT=%SHOW_RECENT_THROUGHPUT% ^
com.diglloyd.diglloydTools.hashing.ICJ %*

ENDLOCAL