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
77 lines
2.0 KiB
Bash
Executable File
77 lines
2.0 KiB
Bash
Executable File
#!/bin/bash
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# Start SGLang server for the comparison, in either phase1 or phase2 mode.
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set -e
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PHASE="${1:-phase1}"
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if [[ "$PHASE" != "phase1" && "$PHASE" != "phase2" ]]; then
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echo "Usage: $0 {phase1|phase2}"
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exit 1
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fi
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cd /data/user1/yy
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mkdir -p logs
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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# shellcheck source=/dev/null
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source "${SCRIPT_DIR}/config.env"
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export PATH="${VENV_SGLANG}/bin:$PATH"
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export PYTHONUNBUFFERED=1
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export SGLANG_LOG_LEVEL=info
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export TMPDIR=/data/user1/yy/tmp
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export CUDA_VISIBLE_DEVICES="${CUDA_VISIBLE_DEVICES}"
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if [[ "$PHASE" == "phase1" ]]; then
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MAX_MODEL_LEN="$PHASE1_MAX_MODEL_LEN"
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MAX_RUNNING="$PHASE1_MAX_RUNNING"
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else
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MAX_MODEL_LEN="$PHASE2_MAX_MODEL_LEN"
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MAX_RUNNING="$PHASE2_MAX_RUNNING"
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fi
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LOG="/data/user1/yy/logs/dsv4_h200_sglang_vs_vllm_sglang_${PHASE}_$(date +%Y%m%d_%H%M%S).log"
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PID_FILE="/data/user1/yy/dsv4_h200_sglang_vs_vllm_sglang.pid"
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rm -f "$PID_FILE"
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echo "=== Starting SGLang server (TP=$TP, phase=$PHASE, max_model_len=$MAX_MODEL_LEN) ==="
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echo "Model: $MODEL_PATH"
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echo "Port: $SGLANG_PORT"
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echo "Log: $LOG"
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nohup sglang serve \
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--trust-remote-code \
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--model-path "$MODEL_PATH" \
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--tp "$TP" \
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--moe-runner-backend marlin \
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--max-model-len "$MAX_MODEL_LEN" \
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--max-running-requests "$MAX_RUNNING" \
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--mem-fraction-static 0.88 \
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--host 0.0.0.0 \
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--port "$SGLANG_PORT" \
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> "$LOG" 2>&1 &
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PID=$!
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echo $PID > "$PID_FILE"
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echo "PID: $PID"
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echo "Waiting for health..."
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for i in $(seq 1 240); do
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if curl --fail --silent --show-error --max-time 5 "http://127.0.0.1:${SGLANG_PORT}/health" >/dev/null 2>&1; then
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echo "SGLang server is ready at http://127.0.0.1:${SGLANG_PORT}"
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echo "Log: $LOG"
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exit 0
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fi
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if ! kill -0 $PID 2>/dev/null; then
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echo "ERROR: SGLang server exited early"
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tail -200 "$LOG"
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exit 1
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fi
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echo "Waiting... ($i/240)"
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sleep 5
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done
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echo "ERROR: SGLang server not healthy after 240 retries"
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tail -200 "$LOG"
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exit 1
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