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pt to engine error
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YOLOv5 Component
Export
Bug
Hello, When I try to convert best.pt file to engine file, it prompts me export failure I just changed --data own_data.yaml, --weights best.pt --device 0 --include ['engine']
Environment
YOLOv5-6.1 Python-3.8.0 torch-1.9.0+cu111 CUDA:0 (NVIDIA GeForce RTX 2060, 6144MiB) Windows 10 TensorRT==8.2.5.1 cudnn 8.0.4.30
Minimal Reproducible Example
PyTorch: starting from D:\yolov5-master\runs\train\exp\weights\best.pt with output shape (1, 25200, 60) (165.8 MB) TensorRT: export failure 0.0s: [WinError 127]
Additional
No response
Are you willing to submit a PR?
- [ ] Yes I'd like to help by submitting a PR!
👋 Hello @omaiyiwa, thank you for your interest in YOLOv5 🚀! Please visit our ⭐️ Tutorials to get started, where you can find quickstart guides for simple tasks like Custom Data Training all the way to advanced concepts like Hyperparameter Evolution.
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Requirements
Python>=3.7.0 with all requirements.txt installed including PyTorch>=1.7. To get started:
git clone https://github.com/ultralytics/yolov5 # clone
cd yolov5
pip install -r requirements.txt # install
Environments
YOLOv5 may be run in any of the following up-to-date verified environments (with all dependencies including CUDA/CUDNN, Python and PyTorch preinstalled):
-
Google Colab and Kaggle notebooks with free GPU:
- Google Cloud Deep Learning VM. See GCP Quickstart Guide
- Amazon Deep Learning AMI. See AWS Quickstart Guide
-
Docker Image. See Docker Quickstart Guide
Status
If this badge is green, all YOLOv5 GitHub Actions Continuous Integration (CI) tests are currently passing. CI tests verify correct operation of YOLOv5 training (train.py), validation (val.py), inference (detect.py) and export (export.py) on macOS, Windows, and Ubuntu every 24 hours and on every commit.
@omaiyiwa TRT export works correctly in our Colab example, so there is likely an environment issue you need to resolve locally. You can also try using our Docker image if you are having local environment problems.
# TensorRT
!pip install -U nvidia-tensorrt --index-url https://pypi.ngc.nvidia.com # install
!python export.py --weights yolov5s.pt --include engine --imgsz 640 --device 0 # export
!python detect.py --weights yolov5s.engine --imgsz 640 --device 0 # inference

Thanks for your correction, I found that cublasLt64_11.dll and cublas64_11.dll will be called in the tensorrt package of the environment under my debugging. But these two files are not in the cuda--lib--x64 path of my C drive, so I commented out their calls, and then successfully converted to engine. My 2060 graphics card only accelerated by 10ms though, I don't know if this is normal.
@omaiyiwa 👋 Hello! Thanks for asking about YOLOv5 🚀 benchmarks. YOLOv5 inference is officially supported in 11 formats, and all formats are benchmarked for identical accuracy and to compare speed every 24 hours by the YOLOv5 CI.
💡 ProTip: Export to ONNX or OpenVINO for up to 3x CPU speedup. See CPU Benchmarks. 💡 ProTip: Export to TensorRT for up to 5x GPU speedup. See GPU Benchmarks.
Format | export.py --include |
Model |
---|---|---|
PyTorch | - | yolov5s.pt |
TorchScript | torchscript |
yolov5s.torchscript |
ONNX | onnx |
yolov5s.onnx |
OpenVINO | openvino |
yolov5s_openvino_model/ |
TensorRT | engine |
yolov5s.engine |
CoreML | coreml |
yolov5s.mlmodel |
TensorFlow SavedModel | saved_model |
yolov5s_saved_model/ |
TensorFlow GraphDef | pb |
yolov5s.pb |
TensorFlow Lite | tflite |
yolov5s.tflite |
TensorFlow Edge TPU | edgetpu |
yolov5s_edgetpu.tflite |
TensorFlow.js | tfjs |
yolov5s_web_model/ |
Benchmarks
Benchmarks below run on a Colab Pro with the YOLOv5 tutorial notebook . To reproduce:
python utils/benchmarks.py --weights yolov5s.pt --imgsz 640 --device 0
Colab Pro V100 GPU
benchmarks: weights=/content/yolov5/yolov5s.pt, imgsz=640, batch_size=1, data=/content/yolov5/data/coco128.yaml, device=0, half=False, test=False
Checking setup...
YOLOv5 🚀 v6.1-135-g7926afc torch 1.10.0+cu111 CUDA:0 (Tesla V100-SXM2-16GB, 16160MiB)
Setup complete ✅ (8 CPUs, 51.0 GB RAM, 46.7/166.8 GB disk)
Benchmarks complete (458.07s)
Format [email protected]:0.95 Inference time (ms)
0 PyTorch 0.4623 10.19
1 TorchScript 0.4623 6.85
2 ONNX 0.4623 14.63
3 OpenVINO NaN NaN
4 TensorRT 0.4617 1.89
5 CoreML NaN NaN
6 TensorFlow SavedModel 0.4623 21.28
7 TensorFlow GraphDef 0.4623 21.22
8 TensorFlow Lite NaN NaN
9 TensorFlow Edge TPU NaN NaN
10 TensorFlow.js NaN NaN
Colab Pro CPU
benchmarks: weights=/content/yolov5/yolov5s.pt, imgsz=640, batch_size=1, data=/content/yolov5/data/coco128.yaml, device=cpu, half=False, test=False
Checking setup...
YOLOv5 🚀 v6.1-135-g7926afc torch 1.10.0+cu111 CPU
Setup complete ✅ (8 CPUs, 51.0 GB RAM, 41.5/166.8 GB disk)
Benchmarks complete (241.20s)
Format [email protected]:0.95 Inference time (ms)
0 PyTorch 0.4623 127.61
1 TorchScript 0.4623 131.23
2 ONNX 0.4623 69.34
3 OpenVINO 0.4623 66.52
4 TensorRT NaN NaN
5 CoreML NaN NaN
6 TensorFlow SavedModel 0.4623 123.79
7 TensorFlow GraphDef 0.4623 121.57
8 TensorFlow Lite 0.4623 316.61
9 TensorFlow Edge TPU NaN NaN
10 TensorFlow.js NaN NaN
Good luck 🍀 and let us know if you have any other questions!
👋 Hello, this issue has been automatically marked as stale because it has not had recent activity. Please note it will be closed if no further activity occurs.
Access additional YOLOv5 🚀 resources:
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- Ultralytics HUB – https://ultralytics.com/hub
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Feel free to inform us of any other issues you discover or feature requests that come to mind in the future. Pull Requests (PRs) are also always welcomed!
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