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@ruodil ruodil commented Jul 29, 2025

Summary by CodeRabbit

Summary by CodeRabbit

add rcca cases for 5415268

  • New Features

    • Introduced a new parameter for configuring GPU memory usage during performance tests.
  • Tests

    • Updated performance test configurations to include the new GPU memory parameter.
    • Added and revised test cases for specific models to reflect the new configuration options.
    • Added a new test case with extended input/output lengths and increased request count for enhanced performance validation.

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📝 Walkthrough

Walkthrough

A new floating-point parameter, kv_cache_free_gpu_mem_fraction, was introduced to the PerfTestConfig class and integrated into its string representation, parsing, and command construction logic. Corresponding test list entries in the YAML configuration were updated to include this parameter, with some test cases added, removed, or modified to reflect its usage.

Changes

Cohort / File(s) Change Summary
PerfTestConfig parameter and logic update
tests/integration/defs/perf/test_perf.py
Added kv_cache_free_gpu_mem_fraction parameter to PerfTestConfig, updated its constructor, string representation, parsing, and command-building methods to handle this parameter.
Test list updates for new parameter
tests/integration/test_lists/qa/trt_llm_release_perf_test.yml
Updated and added test entries to include -kv_frac and other parameters; removed previous entries lacking the new parameter.

Estimated code review effort

🎯 3 (Moderate) | ⏱️ ~15 minutes

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  • LarryXFly
  • yilin-void
  • crazydemo

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  • tests/integration/defs/perf/test_perf.py (5 hunks)
  • tests/integration/test_lists/qa/trt_llm_release_perf_test.yml (1 hunks)
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  • tests/integration/test_lists/qa/trt_llm_release_perf_test.yml
  • tests/integration/defs/perf/test_perf.py
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@coderabbitai coderabbitai bot requested review from crazydemo and yilin-void July 29, 2025 03:12
@ruodil ruodil requested a review from zbpatel July 29, 2025 03:13
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Actionable comments posted: 1

📜 Review details

Configuration used: .coderabbit.yaml
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📥 Commits

Reviewing files that changed from the base of the PR and between 64ba483 and 06daac1.

📒 Files selected for processing (2)
  • tests/integration/defs/perf/test_perf.py (5 hunks)
  • tests/integration/test_lists/qa/trt_llm_release_perf_test.yml (1 hunks)
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**/*.py

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Files:

  • tests/integration/defs/perf/test_perf.py
**/*.{cpp,h,hpp,cc,cxx,cu,py}

📄 CodeRabbit Inference Engine (CODING_GUIDELINES.md)

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Files:

  • tests/integration/defs/perf/test_perf.py
🧠 Learnings (2)
📓 Common learnings
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.
tests/integration/test_lists/qa/trt_llm_release_perf_test.yml (1)

Learnt from: moraxu
PR: #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.

⏰ Context from checks skipped due to timeout of 90000ms. You can increase the timeout in your CodeRabbit configuration to a maximum of 15 minutes (900000ms). (1)
  • GitHub Check: Pre-commit Check
🔇 Additional comments (5)
tests/integration/defs/perf/test_perf.py (5)

378-378: LGTM! Parameter addition follows proper conventions.

The new kv_cache_free_gpu_mem_fraction parameter is properly typed with a reasonable default value of 0.9 (90% of free GPU memory).


432-433: LGTM! Instance variable assignment follows established pattern.

The comment and assignment are consistent with the existing code style and properly store the parameter value.


547-550: LGTM! String representation follows established pattern.

The conditional inclusion logic is consistent with other optional parameters, using appropriate label abbreviation and only including non-default values.


658-662: LGTM! Parsing logic correctly implements parameter extraction.

The parsing follows the established pattern for optional parameters, with proper type conversion and appropriate default value handling.


1013-1015: LGTM! Command integration properly includes the new parameter.

The parameter is correctly added to the trtllm-bench build command with clear naming and proper formatting.

@ruodil ruodil changed the title test: add kv_cache_free_gpu_mem_fraction param and llama4 rcca cases test:[nvbug 5415268] add kv_cache_free_gpu_mem_fraction param and llama4 rcca cases Jul 29, 2025
@ruodil ruodil force-pushed the user/ruodil/add_llama4_rcca branch from 06daac1 to fce3032 Compare July 29, 2025 04:09
@coderabbitai coderabbitai bot requested a review from Shixiaowei02 July 29, 2025 04:09
@LarryXFly LarryXFly merged commit e11255e into NVIDIA:main Jul 29, 2025
2 checks passed
lancelly pushed a commit to lancelly/TensorRT-LLM that referenced this pull request Aug 6, 2025
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