CUDA Provider Options. More...

#include <onnxruntime_c_api.h>

Public Member Functions
	OrtCUDAProviderOptions ()

Public Attributes
int	device_id
	CUDA device Id Defaults to 0. More...

OrtCudnnConvAlgoSearch	cudnn_conv_algo_search
	CUDA Convolution algorithm search configuration. See enum OrtCudnnConvAlgoSearch for more details. Defaults to OrtCudnnConvAlgoSearchExhaustive. More...

size_t	gpu_mem_limit
	CUDA memory limit (To use all possible memory pass in maximum size_t) Defaults to SIZE_MAX. More...

int	arena_extend_strategy
	Strategy used to grow the memory arena 0 = kNextPowerOfTwo 1 = kSameAsRequested Defaults to 0. More...

int	do_copy_in_default_stream
	Flag indicating if copying needs to take place on the same stream as the compute stream in the CUDA EP 0 = Use separate streams for copying and compute. 1 = Use the same stream for copying and compute. Defaults to 1. WARNING: Setting this to 0 may result in data races for some models. Please see issue #4829 for more details. More...

int	has_user_compute_stream
	Flag indicating if there is a user provided compute stream Defaults to 0. More...

void *	user_compute_stream
	User provided compute stream. If provided, please set `has_user_compute_stream` to 1. More...

OrtArenaCfg *	default_memory_arena_cfg
	CUDA memory arena configuration parameters. More...

Detailed Description

CUDA Provider Options.

See also: OrtApi::SessionOptionsAppendExecutionProvider_CUDA

Constructor & Destructor Documentation

◆ OrtCUDAProviderOptions()

OrtCUDAProviderOptions::OrtCUDAProviderOptions ( )

inline

Member Data Documentation

◆ arena_extend_strategy

int OrtCUDAProviderOptions::arena_extend_strategy

Strategy used to grow the memory arena 0 = kNextPowerOfTwo
1 = kSameAsRequested
Defaults to 0.

Note: If a OrtArenaCfg has been applied, it will override this field

◆ cudnn_conv_algo_search

OrtCudnnConvAlgoSearch OrtCUDAProviderOptions::cudnn_conv_algo_search

CUDA Convolution algorithm search configuration. See enum OrtCudnnConvAlgoSearch for more details. Defaults to OrtCudnnConvAlgoSearchExhaustive.

◆ default_memory_arena_cfg

OrtArenaCfg* OrtCUDAProviderOptions::default_memory_arena_cfg

CUDA memory arena configuration parameters.

◆ device_id

int OrtCUDAProviderOptions::device_id

CUDA device Id Defaults to 0.

◆ do_copy_in_default_stream

int OrtCUDAProviderOptions::do_copy_in_default_stream

Flag indicating if copying needs to take place on the same stream as the compute stream in the CUDA EP
0 = Use separate streams for copying and compute. 1 = Use the same stream for copying and compute. Defaults to 1. WARNING: Setting this to 0 may result in data races for some models. Please see issue #4829 for more details.

◆ gpu_mem_limit

size_t OrtCUDAProviderOptions::gpu_mem_limit

CUDA memory limit (To use all possible memory pass in maximum size_t) Defaults to SIZE_MAX.

Note: If a OrtArenaCfg has been applied, it will override this field

◆ has_user_compute_stream

int OrtCUDAProviderOptions::has_user_compute_stream

Flag indicating if there is a user provided compute stream Defaults to 0.

◆ user_compute_stream

void* OrtCUDAProviderOptions::user_compute_stream

User provided compute stream. If provided, please set has_user_compute_stream to 1.

Public Member Functions

Public Attributes