diff options
| author | psychocrypt <psychocryptHPC@gmail.com> | 2018-01-22 21:02:05 +0100 |
|---|---|---|
| committer | psychocrypt <psychocryptHPC@gmail.com> | 2018-01-22 21:02:05 +0100 |
| commit | ea6c147ab201a703c9eec1f5cd03fde670ded4d9 (patch) | |
| tree | 603154bbbb7d2d60aa310522e91cc61b6beba771 /xmrstak | |
| parent | 87317174886d43ac8db7a458f7b8329525ada271 (diff) | |
| download | xmr-stak-ea6c147ab201a703c9eec1f5cd03fde670ded4d9.zip xmr-stak-ea6c147ab201a703c9eec1f5cd03fde670ded4d9.tar.gz | |
reduce memory usage for low end gpus
reduce memory usage to 1GiB for NVIDIA devices with <=6 SMX
Diffstat (limited to 'xmrstak')
| -rw-r--r-- | xmrstak/backend/nvidia/nvcc_code/cuda_extra.cu | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/xmrstak/backend/nvidia/nvcc_code/cuda_extra.cu b/xmrstak/backend/nvidia/nvcc_code/cuda_extra.cu index d865e13..d5d0039 100644 --- a/xmrstak/backend/nvidia/nvcc_code/cuda_extra.cu +++ b/xmrstak/backend/nvidia/nvcc_code/cuda_extra.cu @@ -441,6 +441,12 @@ extern "C" int cuda_get_deviceinfo(nvid_ctx* ctx) maxMemUsage = size_t(1024u) * byteToMiB; } + if(props.multiProcessorCount <= 6) + { + // limit memory usage for low end devices to reduce the number of threads + maxMemUsage = size_t(1024u) * byteToMiB; + } + int* tmp; cudaError_t err; // a device must be selected to get the right memory usage later on |
