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[None][chore] Fix gpu memory requirement in stress test #11404

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Merged
xinhe-nv merged 1 commit into from
Feb 23, 2026
Merged

[None][chore] Fix gpu memory requirement in stress test #11404

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27 changes: 19 additions & 8 deletions tests/integration/defs/stress_test/stress_test.py
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Original file line number Diff line number Diff line change
Expand Up @@ -384,31 +384,39 @@ def is_port_available(port: int,
"config",
[
# Configuration for TinyLlama model
# memory_requirement is in MiB (12 GB = 12288 MiB)
ModelConfig(model_dir="llama-models-v2/TinyLlama-1.1B-Chat-v1.0",
tp_size=1,
memory_requirement=12),
memory_requirement=12288),
# Configuration for Llama-v3 model
# memory_requirement is in MiB (12 GB = 12288 MiB)
ModelConfig(model_dir="llama-models-v3/llama-v3-8b-instruct-hf",
tp_size=1,
memory_requirement=12),
memory_requirement=12288),
# Configuration for DeepSeek-V3 model
ModelConfig(model_dir="DeepSeek-V3", tp_size=8, memory_requirement=96),
# memory_requirement is in MiB (96 GB = 98304 MiB)
ModelConfig(
model_dir="DeepSeek-V3", tp_size=8, memory_requirement=98304),
# Configuration for DeepSeek-R1 model with FP8 checkpoints (8 GPU setup)
# memory_requirement is in MiB (96 GB = 98304 MiB)
ModelConfig(model_dir="DeepSeek-R1/DeepSeek-R1",
tp_size=8,
memory_requirement=96),
memory_requirement=98304),
# Configuration for DeepSeek-R1 model with FP8 checkpoints (4 GPU setup, requires GB300 288GB)
# memory_requirement is in MiB (256 GB = 262144 MiB)
ModelConfig(model_dir="DeepSeek-R1/DeepSeek-R1",
tp_size=4,
memory_requirement=256),
memory_requirement=262144),
# Configuration for DeepSeek-R1 model with NVFP4 checkpoints (8 GPU setup)
# memory_requirement is in MiB (96 GB = 98304 MiB)
ModelConfig(model_dir="DeepSeek-R1/DeepSeek-R1-0528-FP4",
tp_size=8,
memory_requirement=96),
memory_requirement=98304),
# Configuration for DeepSeek-R1 model with NVFP4 checkpoints (4 GPU setup)
# memory_requirement is in MiB (168 GB = 172032 MiB)
ModelConfig(model_dir="DeepSeek-R1/DeepSeek-R1-0528-FP4",
tp_size=4,
memory_requirement=168),
memory_requirement=172032),
],
ids=lambda x: f"{os.path.basename(x.model_dir)}_tp{x.tp_size}")
def test_run_stress_test(config, stress_time_timeout, backend,
Expand Down Expand Up @@ -490,9 +498,12 @@ def stress_test(config,
return

# Skip if not enough GPU memory
# get_device_memory() returns per-GPU memory in MiB
if get_device_memory() < config.memory_requirement:
pytest.skip(
f"Not enough GPU memory. Required: {config.memory_requirement}GB")
f"Not enough GPU memory. Required: {config.memory_requirement} MiB ({config.memory_requirement // 1024} GB), "
f"Available: {get_device_memory()} MiB ({get_device_memory() // 1024} GB)"
)

# Skip if not enough GPUs for tensor parallelism
if get_device_count() < config.tp_size:
Expand Down