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@MrGeva MrGeva commented Oct 5, 2025

Refactored test_trtllm_bench to use get_small_model_config to load the tiny llama params, and start to skip loading weights.

Summary by CodeRabbit

  • Tests
    • Added TinyLlama-1.1B-Chat-v1.0 to small-model configurations used in unit tests.
    • Updated single-GPU benchmark test to use a shared small-model configuration and accept a model parameter.
    • Streamlined option handling and dataset path derivation from the model configuration.

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@MrGeva MrGeva requested a review from a team as a code owner October 5, 2025 11:43
@MrGeva MrGeva requested a review from nvchenghaoz October 5, 2025 11:43
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📝 Walkthrough

Walkthrough

Added a TinyLlama model entry to small model configs. Updated a TRT-LLM benchmark unit test to use get_small_model_config for constructing test options and dataset path, replacing direct hub ID usage and explicit options. Adjusted test parameters to include model_name.

Changes

Cohort / File(s) Summary of modifications
Model test utils
tests/unittest/_torch/auto_deploy/_utils_test/_model_test_utils.py
Added TinyLlama/TinyLlama-1.1B-Chat-v1.0 to _SMALL_MODEL_CONFIGS with llm_models_subdir and model_kwargs.num_hidden_layers=2. No other logic changes.
TRT-LLM bench unit test
tests/unittest/_torch/auto_deploy/unit/singlegpu/test_ad_trtllm_bench.py
Switched from _hf_model_dir_or_hub_id to get_small_model_config. Test now accepts model_name, builds options from config["args"], and derives dataset path from config["args"]["model"].

Sequence Diagram(s)

sequenceDiagram
  participant PyTest as PyTest test_ad_trtllm_bench
  participant Utils as _model_test_utils.get_small_model_config
  participant Bench as TRT-LLM bench runner

  PyTest->>Utils: get_small_model_config(model_name)
  Utils-->>PyTest: returns config (args, paths)
  PyTest->>PyTest: derive options from config["args"]<br/>dataset_path <- config["args"]["model"]
  PyTest->>Bench: run benchmark with options
  Bench-->>PyTest: results
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🎯 2 (Simple) | ⏱️ ~10 minutes

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Title Check ⚠️ Warning The title accurately references the main change—updating test_trtllm_bench to use a small model configuration and skip loading weights—but includes extraneous prefixes (“[None][fix]” and “AD”) that add noise and reduce clarity. It should be a concise, standalone sentence without repository-specific tags or unexplained acronyms. Please remove the “[None][fix]” and “AD” prefixes and rephrase the title to a clear summary such as “Refactor test_trtllm_bench to use small model config and skip loading weights.”
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Actionable comments posted: 0

🧹 Nitpick comments (1)
tests/unittest/_torch/auto_deploy/unit/singlegpu/test_ad_trtllm_bench.py (1)

7-7: Consider following module namespace import convention.

The coding guidelines prefer maintaining module namespace when importing:

from . import _model_test_utils
# then use
config = _model_test_utils.get_small_model_config(model_name)

However, the current direct import is acceptable for test code and improves readability.

Based on coding guidelines.

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Reviewing files that changed from the base of the PR and between 8060aad and 9a7c4b7.

📒 Files selected for processing (2)
  • tests/unittest/_torch/auto_deploy/_utils_test/_model_test_utils.py (1 hunks)
  • tests/unittest/_torch/auto_deploy/unit/singlegpu/test_ad_trtllm_bench.py (2 hunks)
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Files:

  • tests/unittest/_torch/auto_deploy/unit/singlegpu/test_ad_trtllm_bench.py
  • tests/unittest/_torch/auto_deploy/_utils_test/_model_test_utils.py
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  • tests/unittest/_torch/auto_deploy/_utils_test/_model_test_utils.py
🧠 Learnings (1)
📚 Learning: 2025-07-28T17:06:08.621Z
Learnt from: moraxu
PR: NVIDIA/TensorRT-LLM#6303
File: tests/integration/test_lists/qa/examples_test_list.txt:494-494
Timestamp: 2025-07-28T17:06:08.621Z
Learning: In TensorRT-LLM testing, it's common to have both CLI flow tests (test_cli_flow.py) and PyTorch API tests (test_llm_api_pytorch.py) for the same model. These serve different purposes: CLI flow tests validate the traditional command-line workflow, while PyTorch API tests validate the newer LLM API backend. Both are legitimate and should coexist.

Applied to files:

  • tests/unittest/_torch/auto_deploy/unit/singlegpu/test_ad_trtllm_bench.py
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tests/unittest/_torch/auto_deploy/unit/singlegpu/test_ad_trtllm_bench.py (1)
tests/unittest/_torch/auto_deploy/_utils_test/_model_test_utils.py (1)
  • get_small_model_config (492-533)
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🔇 Additional comments (4)
tests/unittest/_torch/auto_deploy/_utils_test/_model_test_utils.py (1)

483-488: LGTM! TinyLlama config correctly added.

The new model configuration follows the established pattern and will enable the benchmark test to use a small model configuration with minimal layers. The get_small_model_config function will automatically add the necessary defaults including skip_loading_weights to optimize test performance.

tests/unittest/_torch/auto_deploy/unit/singlegpu/test_ad_trtllm_bench.py (3)

70-72: LGTM! Test refactored to use get_small_model_config.

The test now uses get_small_model_config to obtain model configuration, which aligns with the PR objective to use small model configs and skip loading weights. The parametrization by model name makes the test more maintainable.


79-79: LGTM! Config args correctly unpacked.

The configuration from get_small_model_config is properly unpacked into the YAML options, including the skip_loading_weights flag that optimizes test performance.


84-85: Model identifiers are consistent
In this test, config["args"]["model"] is set to model_name, so both prepare_dataset and run_benchmark use the same identifier; no changes required.

Likely an incorrect or invalid review comment.

@MrGeva MrGeva changed the title AD test_trtllm_bench to use small model config and skip loading weights [None][Fix] AD test_trtllm_bench to use small model config and skip loading weights Oct 5, 2025
@MrGeva MrGeva changed the title [None][Fix] AD test_trtllm_bench to use small model config and skip loading weights [None][fix] AD test_trtllm_bench to use small model config and skip loading weights Oct 5, 2025
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MrGeva commented Oct 5, 2025

/bot run

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PR_Github #20648 [ run ] triggered by Bot

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PR_Github #20648 [ run ] completed with state FAILURE
/LLM/main/L0_MergeRequest_PR pipeline #15594 completed with status: 'FAILURE'

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MrGeva commented Oct 6, 2025

/bot run

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PR_Github #20669 [ run ] triggered by Bot

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PR_Github #20669 [ run ] completed with state SUCCESS
/LLM/main/L0_MergeRequest_PR pipeline #15612 completed with status: 'FAILURE'

Signed-off-by: Eran Geva <[email protected]>
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MrGeva commented Oct 12, 2025

/bot run

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PR_Github #21086 [ run ] triggered by Bot

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PR_Github #21086 [ run ] completed with state SUCCESS
/LLM/main/L0_MergeRequest_PR pipeline #15935 completed with status: 'SUCCESS'
Pipeline passed with automatic retried tests. Check the rerun report for details.

@MrGeva MrGeva merged commit a1ed03f into NVIDIA:main Oct 12, 2025
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yufeiwu-nv pushed a commit to yufeiwu-nv/TensorRT-LLM that referenced this pull request Oct 24, 2025
dominicshanshan pushed a commit to dominicshanshan/TensorRT-LLM that referenced this pull request Nov 1, 2025
dominicshanshan pushed a commit to dominicshanshan/TensorRT-LLM that referenced this pull request Nov 3, 2025
dominicshanshan pushed a commit to dominicshanshan/TensorRT-LLM that referenced this pull request Nov 3, 2025
dominicshanshan pushed a commit to dominicshanshan/TensorRT-LLM that referenced this pull request Nov 3, 2025
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