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CUDA architecture and Data path exceptions fixes #55

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827cc53
set cuda architectures before enabling cuda language
Feb 11, 2026
6285c5d
fix data-path exception when not set for synthetic data generation
Feb 12, 2026
2dfa746
Update parameters in PrintUsage() and fix N=16 in loading real data
Feb 21, 2026
b97df45
fix few documentations in PrintUsage()
Feb 24, 2026
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2 changes: 2 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -60,6 +60,8 @@ if (USE_CUDA)
message("---------------------------------------- CUDA")
# Enable CUDA and include CudaToolchain
add_definitions(-DUSE_CUDA=TRUE)
# Set CUDA architectures BEFORE enabling CUDA language (required for CMake 3.21+)
set(CMAKE_CUDA_ARCHITECTURES "35;50;72")
enable_language(CUDA)
include(toolchains/CudaToolchain)
# Set BLA_VENDOR to NVHPC for CUDA-enabled builds
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5 changes: 4 additions & 1 deletion cmake/toolchains/CudaToolchain.cmake
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Expand Up @@ -15,7 +15,10 @@ set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

# Set the CUDA architectures to be targeted
set(CUDA_ARCHITECTURES "35;50;72")
# Note: CMAKE_CUDA_ARCHITECTURES should be set before enable_language(CUDA) in main CMakeLists.txt
if(NOT DEFINED CMAKE_CUDA_ARCHITECTURES)
set(CMAKE_CUDA_ARCHITECTURES "35;50;72")
endif()

# Find the CUDA toolkit
find_package(CUDAToolkit REQUIRED)
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2 changes: 1 addition & 1 deletion configurations/config.json
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Expand Up @@ -43,7 +43,7 @@
"FileLogPath": "logs.log",
"FileLogName": "logs.log",
"DistanceMetric": "euclidean",
"MaxMleIterations": "1",
"MaxMleIterations": "1000",
"Accuracy": "0",
"Tolerance": "1",
"ZMiss": "1",
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64 changes: 38 additions & 26 deletions src/configurations/Configurations.cpp
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Expand Up @@ -116,6 +116,10 @@ void Configurations::ValidateConfiguration() {
}

if (GetMeanTrendRemoval()) {
if (GetDataPath().empty()) {
throw domain_error("You need to set the data path (--datapath) for Mean Trend Removal");
}

if (GetResultsPath().empty()) {
throw domain_error("You need to set the results path (--resultspath) before starting");
}
Expand Down Expand Up @@ -144,13 +148,19 @@ void Configurations::ValidateConfiguration() {
if (mDictionary.find("tolerance") == mDictionary.end()) {
SetTolerance(8);
}
if (GetDataPath().empty()) {
// Only require data path when NOT generating synthetic data
if (GetDataPath().empty() && !GetIsSynthetic()) {
throw domain_error("You need to set the data path, before starting");
}
#else
// PaRSEC runtime validations
if(GetMeanTrendRemoval() && GetKernelName().empty()){
throw domain_error("You need to set the Kernel for Mean Trend Removal, before starting");
}
// Climate Emulator requires data path for loading NetCDF files
if(GetIsClimateEmulator() && GetDataPath().empty()){
throw domain_error("You need to set the data path (--datapath) for Climate Emulator");
}
#endif

size_t found = GetKernelName().find("NonGaussian");
Expand Down Expand Up @@ -222,46 +232,48 @@ void Configurations::PrintUsage() {
LOGGER("--q=value : Used P-Grid.")
LOGGER("--time_slot=value : Time slot value for ST.")
LOGGER("--computation=value : Used computation.")
LOGGER("--precision=value : Used precision.")
LOGGER("--precision=value : Used precision (single/double/mixed).")
LOGGER("--cores=value : Used to set the number of cores.")
LOGGER("--gpus=value : Used to set the number of GPUs.")
LOGGER("--dts=value : Used to set the Dense Tile size.")
LOGGER("--lts=value : Used to set the Low Tile size.")
LOGGER("--band=value : Used to set the Tile diagonal thickness.")
LOGGER("--band=value : Used to set the Tile diagonal thickness for TLR. Used with Chameleon/StarPU runtime.")
LOGGER("--Zmiss=value : Used to set number of unknown observation to be predicted.")
LOGGER("--observations_file=PATH/TO/File : Used to pass the observations file path.")
LOGGER("--max_rank=value : Used to the max rank value.")
LOGGER("--initial_theta=value : Initial theta parameters for optimization.")
LOGGER("--estimated_theta=value : Estimated kernel parameters for optimization.")
LOGGER("--seed=value : Seed value for random number generation.")
LOGGER("--verbose=value : Run mode whether quiet/standard/detailed.")
LOGGER("--log_path=value : Path to log file.")
LOGGER("--log=true/false : Enable logging to file (default: false).")
LOGGER("--logpath=PATH : Directory path for log and output files.")
LOGGER("--distance_metric=value : Used distance metric either eg or gcd.")
LOGGER("--max_mle_iterations=value : Maximum number of MLE iterations.")
LOGGER("--tolerance : MLE tolerance between two iterations.")
LOGGER("--data_path : Used to enter the path to the real data file.")
LOGGER("--mspe: Used to enable mean square prediction error.")
LOGGER("--fisher: Used to enable fisher tile prediction function.")
LOGGER("--idw: Used to IDW prediction auxiliary function.")
LOGGER("--mloe-mmom: Used to enable MLOE MMOM.")
LOGGER("--OOC : Used to enable Out of core technology.")
LOGGER("--approximation_mode : Used to enable Approximation mode.")
LOGGER("--log : Enable logging.")
LOGGER("--accuracy : Used to set the accuracy when using tlr.")
LOGGER("--max_mle_iterations=value : Maximum number of MLE iterations (default: 1000).")
LOGGER("--tolerance=value : MLE tolerance between two iterations.")
LOGGER("--datapath=PATH : Path to input data file. Format depends on mode:")
LOGGER(" - MLE/Modeling: CSV file (X,Y,Z format) with unique spatial locations")
LOGGER(" - Emulator (Mean Trend Removal): Directory with NetCDF files (longitude, latitude, timestep)")
LOGGER(" - Emulator (Climate): Directory with z_*.csv files from Mean Trend Removal output")
LOGGER("--mspe=true/false : (Used in prediction) Enable mean square prediction error computation.")
LOGGER("--fisher=true/false : (Used in prediction) Enable Fisher information matrix computation.")
LOGGER("--idw=true/false : (Used in prediction) Enable IDW (Inverse Distance Weighting) prediction.")
LOGGER("--mloe-mmom=true/false : (Used in prediction) Enable MLOE-MMOM auxiliary function.")
LOGGER("--OOC=true/false : Enable Out-of-Core technology.")
LOGGER("--approximation_mode=value : Enable Approximation mode (1=enabled, 0=disabled).")
LOGGER("--accuracy : Used to set the accuracy when using tlr. e.g. --accuracy=10 for 1e-10.")
LOGGER("--band_dense=value : Used to set the dense band double precision, Used with PaRSEC runtime only.")
LOGGER("--objects_number=value : Used to set the number of objects (number of viruses within a population), Used with PaRSEC runtime only.")
LOGGER("--adaptive_decision=value : Used to set the adaptive decision of each tile's format using norm approach, if enabled, otherwise 0, Used with PaRSEC runtime only.")
LOGGER("--add_diagonal=value : Used to add this number to diagonal elements to make the matrix positive definite in electrodynamics problem, Used with PaRSEC runtime only.")
LOGGER("--add_diagonal=value : Used to add this number to diagonal elements to make the matrix positive definite, Used with PaRSEC runtime only.")
LOGGER("--file_time_slot=value : Used to set time slot per file, Used with PaRSEC runtime only.")
LOGGER("--file_number=value : Used to set file number, Used with PaRSEC runtime only.")
LOGGER("--enable-inverse : Used to enable inverse spherical harmonics transform, Used with PaRSEC runtime only.")
LOGGER("--mpiio : Used to enable MPI IO, Used with PaRSEC runtime only.")
LOGGER("--log-file-path: Used to set path of file where events and results are logged.")
LOGGER("--start-year=value : Used to set the starting year for NetCDF data processing (MeanTrendRemoval).")
LOGGER("--end-year=value : Used to set the ending year for NetCDF data processing (MeanTrendRemoval).")
LOGGER("--lat=value : Used to set the latitude band index for MeanTrendRemoval climate data processing (required for MeanTrendRemoval).")
LOGGER("--lon=value : Used to set the longitude count for MeanTrendRemoval climate data processing (required for MeanTrendRemoval).")
LOGGER("--resultspath=PATH : Used to set the output directory path for MeanTrendRemoval results (required for MeanTrendRemoval).")
LOGGER("--enable-inverse=true/false : Used to enable inverse spherical harmonics transform, Used with PaRSEC runtime only.")
LOGGER("--mpiio=true/false : Used to enable MPI IO, Used with PaRSEC runtime only.")
LOGGER("--start-year=value : (Emulator only) Starting year for NetCDF data processing.")
LOGGER("--end-year=value : (Emulator only) Ending year for NetCDF data processing.")
LOGGER("--lat=value : (Emulator only) Latitude band index for climate data processing (required).")
LOGGER("--lon=value : (Emulator only) Longitude count for climate data processing (required).")
LOGGER("--meantrendremoval=true/false : (Emulator only) Enable Mean Trend Removal pipeline.")
LOGGER("--resultspath=PATH : (Emulator only) Output directory path for Mean Trend Removal results (required).")
LOGGER("\n\n")

exit(0);
Expand Down Expand Up @@ -302,10 +314,10 @@ void Configurations::PrintSummary() {
#if DEFAULT_RUNTIME
if (this->GetIsSynthetic()) {
LOGGER("#Synthetic Data generation")
LOGGER("#Number of Locations: " << this->GetProblemSize())
} else {
LOGGER("#Real Data loader")
}
LOGGER("#Number of Locations: " << this->GetProblemSize())
LOGGER("#Threads per node: " << this->GetCoresNumber())
LOGGER("#GPUs: " << this->GetGPUsNumbers())
if (this->GetPrecision() == 1) {
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1 change: 1 addition & 0 deletions src/data-loader/concrete/CSVLoader.cpp
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Expand Up @@ -139,6 +139,7 @@ void CSVLoader<T>::ReadData(Configurations &aConfigurations, vector<T> &aMeasure

file.close();
LOGGER("\tData is read from " << data_path << " successfully.")
LOGGER("\tNumber of Locations: " << aConfigurations.GetProblemSize())
}

template<typename T>
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