e6d9e99b6f
- New experiments/dsv4_h200_sglang_vs_vllm/ with TP=8 on all 8 H200 cards - Phase1 short-context throughput + Phase2 long context up to 200k - Unified scenario matrix, warmup, parsing, and side-by-side comparison report - H200 SGLang vs vLLM entry added to root README
56 lines
1.7 KiB
Bash
56 lines
1.7 KiB
Bash
# Common configuration for the SGLang vs vLLM comparison on H200.
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# All values can be overridden via environment variables.
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EXPERIMENT="dsv4_h200_sglang_vs_vllm"
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MODEL_NAME="DeepSeek-V4-Flash"
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MODEL_PATH="/data/models/DeepSeek-V4-Flash"
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SERVED_MODEL_NAME="deepseek-v4-flash"
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# Ports must differ so both backends can be tested independently.
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SGLANG_PORT="${SGLANG_PORT:-30006}"
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VLLM_PORT="${VLLM_PORT:-30005}"
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# Virtual environments.
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VENV_SGLANG="${VENV_SGLANG:-/data/user1/yy/envs/sglang}"
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VENV_VLLM="${VENV_VLLM:-/data/user1/yy/envs/vllm}"
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# Hardware: use all 8 H200 cards for both backends.
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export CUDA_VISIBLE_DEVICES="0,1,2,3,4,5,6,7"
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TP=8
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# Phase 1: short-context throughput (max_model_len 32k).
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# Each element: "concurrency input_len output_len num_prompts"
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if [[ -z "${PHASE1_SCENARIOS:-}" ]]; then
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declare -a PHASE1_SCENARIOS=(
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"1 512 256 32"
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"32 512 256 128"
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"128 512 256 128"
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"1 4000 512 32"
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"32 4000 512 64"
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)
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fi
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PHASE1_MAX_MODEL_LEN=32768
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PHASE1_MAX_NUM_SEQS=256
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PHASE1_MAX_RUNNING=256
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# Phase 2: long context (max_model_len 210k to leave room for output + padding).
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if [[ -z "${PHASE2_SCENARIOS:-}" ]]; then
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declare -a PHASE2_SCENARIOS=(
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"1 32768 1024 8"
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"1 65536 1024 4"
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"1 131072 1024 2"
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"1 200000 1024 1"
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)
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fi
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PHASE2_MAX_MODEL_LEN=210000
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PHASE2_MAX_NUM_SEQS=2
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PHASE2_MAX_RUNNING=2
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# Benchmark client always runs from the sglang env so that the same
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# sglang.bench_serving version is used for both backends.
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VENV_CLIENT="${VENV_CLIENT:-$VENV_SGLANG}"
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# Server start scripts bundled with this experiment.
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SGLANG_START_SCRIPT="${SCRIPT_DIR:-.}/start_sglang.sh"
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VLLM_START_SCRIPT="${SCRIPT_DIR:-.}/start_vllm.sh"
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