@setlocal enableextensions @cd /d "%~dp0" SET _JAVA_OPTIONS= :: Set up classpath for Project Zomboid (NEW simplified structure) SET PZ_CLASSPATH=./;projectzomboid.jar :: Detect system hardware specifications for /f "tokens=2 delims==" %%a in ('wmic OS get TotalVisibleMemorySize /value') do set /a total_mem=%%a/1024 for /f "tokens=2 delims==" %%a in ('wmic cpu get NumberOfCores /value') do set /a num_cores=%%a for /f "tokens=2 delims==" %%a in ('wmic cpu get NumberOfLogicalProcessors /value') do set /a num_threads=%%a :: Set memory allocation based on available RAM if %total_mem% GTR 16000 ( SET MEM_MAX=10240m SET MEM_MIN=4096m ) else if %total_mem% GTR 12000 ( SET MEM_MAX=8192m SET MEM_MIN=2048m ) else if %total_mem% GTR 8000 ( SET MEM_MAX=6144m SET MEM_MIN=2048m ) else ( SET MEM_MAX=4096m SET MEM_MIN=1024m ) :: Set thread pool and garbage collection settings based on CPU if %num_cores% LEQ 2 ( set GC_THREADS=1 set CONCURRENT_THREADS=1 set FJ_PARALLELISM=2 ) else if %num_cores% LEQ 4 ( set GC_THREADS=2 set CONCURRENT_THREADS=2 set FJ_PARALLELISM=4 ) else if %num_cores% LEQ 8 ( set GC_THREADS=4 set CONCURRENT_THREADS=2 set FJ_PARALLELISM=6 ) else ( set GC_THREADS=6 set CONCURRENT_THREADS=3 set FJ_PARALLELISM=8 ) :: Launch Project Zomboid with multi-core optimizations echo Starting Project Zomboid with multi-core optimizations... echo CPU: %num_cores% cores, %num_threads% threads echo RAM: %total_mem% MB (Allocated: %MEM_MAX%) echo Concurrent threads: %FJ_PARALLELISM% ".\\jre64\\bin\\java.exe" ^ -Djava.awt.headless=true ^ -Dzomboid.steam=1 ^ -Dzomboid.znetlog=1 ^ -XX:-CreateCoredumpOnCrash ^ -XX:-OmitStackTraceInFastThrow ^ -XX:+UseParallelGC ^ -XX:ParallelGCThreads=%GC_THREADS% ^ -XX:ConcGCThreads=%CONCURRENT_THREADS% ^ -XX:+UnlockExperimentalVMOptions ^ -XX:+AlwaysPreTouch ^ -XX:+UseNUMA ^ -XX:+DisableExplicitGC ^ -Xmx%MEM_MAX% ^ -Xms%MEM_MIN% ^ -Djava.library.path=./win64/;./ ^ -XX:+OptimizeStringConcat ^ -Dzomboid.multithreading=true ^ -Dzomboid.thread.model=worksteal ^ -Dzomboid.thread.priority=high ^ -Dzomboid.threadpool.size=%num_cores% ^ -Djava.util.concurrent.ForkJoinPool.common.parallelism=%FJ_PARALLELISM% ^ -cp %PZ_CLASSPATH% ^ zombie.gameStates.MainScreenState %1 %2 :: Fallback launch with reduced memory settings if the main launch fails IF %ERRORLEVEL% NEQ 0 ( echo Main launch failed, attempting with reduced memory settings... ".\\jre64\\bin\\java.exe" ^ -Djava.awt.headless=true ^ -Dzomboid.steam=1 ^ -Dzomboid.znetlog=1 ^ -XX:-CreateCoredumpOnCrash ^ -XX:-OmitStackTraceInFastThrow ^ -XX:+UseParallelGC ^ -Xmx3072m ^ -Xms1024m ^ -Djava.library.path=./win64/;./ ^ -Dzomboid.multithreading=true ^ -Dzomboid.threadpool.size=2 ^ -cp %PZ_CLASSPATH% ^ zombie.gameStates.MainScreenState %1 %2 ) PAUSE

{ "mainClass": "zombie/gameStates/MainScreenState", "classpath": [ ".", "projectzomboid.jar" ], "vmArgs": [ "-Djava.awt.headless=true", "-Xmx8192m", "-Xms4096m", "-XX:+UseParallelGC", "-XX:ParallelGCThreads=4", "-XX:+UseNUMA", "-XX:+AlwaysPreTouch", "-XX:+DisableExplicitGC", "-Dzomboid.steam=1", "-Dzomboid.znetlog=1", "-Djava.library.path=win64/;.", "-XX:-CreateCoredumpOnCrash", "-XX:-OmitStackTraceInFastThrow", "-XX:+OptimizeStringConcat" ], "windows": { "6.1": { "vmArgs": [ "-XX:+UseParallelGC", "-XX:G1NewSizePercent=20", "-XX:G1ReservePercent=20", "-XX:MaxGCPauseMillis=50", "-XX:G1HeapRegionSize=32m" ] }, "10.0.17134": { "vmArgs": [ "-XX:+UseParallelGC", "-XX:ZCollectionInterval=120", "-XX:ConcGCThreads=2", "-XX:+UnlockExperimentalVMOptions" ] } } }