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Support TRTLLM model in the benchmark script #442

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merged 9 commits into from
Dec 4, 2023
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nv-hwoo
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@nv-hwoo nv-hwoo commented Nov 29, 2023

  • Support TRTLLM (e.g. ensemble) model in the benchmark script
  • Use Triton vLLM backend and update the outdated doc

@matthewkotila
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Does this PR essentially include the work of #412?

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nv-hwoo commented Nov 29, 2023

@matthewkotila I guess it sort of does 😅 I forgot about that PR. The intention was to update the doc since the tutorial guide no longer builds its own vllm container and just relies on the vllm backend.

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@nv-hwoo: @matthewkotila I guess it sort of does 😅 I forgot about that PR. The intention was to update the doc since the tutorial guide no longer builds its own vllm container and just relies on the vllm backend.

That's totally ok if it does, I just wanted to know if the linked PR can be closed, that's all 🙏

@@ -420,6 +420,13 @@ def profile(args, export_file):
f"--input-data={INPUT_FILENAME} "
f"--profile-export-file={export_file} "
)
if args.model == "ensemble": # TRT-LLM
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Are these TRT-LLM specific options or options specific to any ensemble?

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I think it's a way of detecting if the model is trtllm

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absolutely but will any other model use ensemble as its top model?
feels like we are trying to use a reserved word as a variable type of thing.

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Maybe others will? It's not an ideal way of detecting, hence my suggestion in here:

#442 (comment)

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Added --backend argument to take in backend type as command line option.

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What is the behavior when the wrong backend is used?

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Good point. I think we should throw an error when user specifies unsupported backend type.

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@debermudez Added the check.

return input_data


def main(args):
input_data = construct_input_data(args)
if args.model == "ensemble":
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do we want this to be trtllm?
do we have other backends that we plan to support that will also use ensemble?

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It's a good point. Not ideal for detecting the model is trtllm. Better might be allowing user of profile.py to specify what backend they're using (vllm/trtllm)

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I assumed that was the point of the -m option.
Is that not the case?

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-m provides model name, that's different from what backend the model uses

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i appreciate the clarification.
The terms are a bit overloaded so its great to get clarification.

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i agree with your suggestion

@nv-hwoo nv-hwoo merged commit c8c5f14 into main Dec 4, 2023
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@nv-hwoo nv-hwoo deleted the hwoo-support-trtllm branch December 4, 2023 17:14
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3 participants