TensorRT
ONNX
segmentation
sam
sam3
quantization
edge
embedl

trtexec error on Thor

#1
by Orangecx - opened

NVIDIA Jetson AGX Thor with TensorRT 10.13.3 used
Segmentation fault (core dumped) occured when using command:

/usr/src/tensorrt/bin/trtexec --onnx=./embedl/embedl_sam3_quant.onnx     \
   --fp16 --int8        \
   --builderOptimizationLevel=2     \
   --memPoolSize=workspace:4294967296         \
   --timingCacheFile=embedl_sam3_timing_cache.bin      \
   --saveEngine=embedl_sam3_quant.engine

log is

[05/25/2026-11:42:29] [W] [TRT] /quant_469/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_473/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_470/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_474/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_471/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_475/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_479/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_477/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_476/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_480/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_478/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_481/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_482/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_486/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_483/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_487/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_484/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_488/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_485/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_489/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_493/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_491/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_490/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_494/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_492/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_495/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_496/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_497/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_503/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_512/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_498/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_504/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_513/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_499/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_505/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_514/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:29] [W] [TRT] /quant_506/DequantizeLinear [SCALE] has invalid precision Int8, ignored.
[05/25/2026-11:42:30] [I] [TRT] Global timing cache in use. Profiling results in this builder pass will be stored.
[05/25/2026-11:42:39] [I] [TRT] Compiler backend is used during engine build.
Segmentation fault (core dumped)
Embedl org

Hi,

Thanks for opening the issue. We haven't still added fp8 and Blackwell support for this model. The quantization and QDQ patterns are only for int8 quantization.

See the full tutorial to see how the quantization was performed: https://docs.embedl.com/embedl-deploy/latest/auto_tutorials/sam3.html

We are working on adding support for Blackwell GPUs.

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