Frank
5108af11aa
Clients send tool_choice=auto; without these flags vLLM rejects with HTTP 400. The Avesed chat template renders the Qwen3 XML tool format, so qwen3_xml is the matching parser.
63 lines
2.1 KiB
Bash
Executable File
63 lines
2.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Serve Avesed/Qwen3.6-35B-A3B-INT8-W8A8 via vLLM on Dankclaw (Strix Halo).
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#
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# Runs the ROCm vLLM build in /home/dank/vllm-venv. The model is a
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# compressed-tensors INT8 W8A8 quant (MoE, 35B total / 3B active). Full
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# 262144 context, unquantized KV cache, 4 concurrent sequences, ngram
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# speculative decoding.
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#
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# Tunables come from frank-default-small.env in this directory unless
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# FRANK_SMALL_ENV_FILE overrides that path.
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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ENV_FILE="${FRANK_SMALL_ENV_FILE:-$SCRIPT_DIR/frank-default-small.env}"
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if [[ -f "$ENV_FILE" ]]; then
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set -a
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# shellcheck disable=SC1090
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source "$ENV_FILE"
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set +a
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fi
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# --- defaults (used when the env file does not set them) -------------------
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: "${VLLM_BIN:=/home/dank/vllm-venv/bin/vllm}"
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: "${MODEL:=Avesed/Qwen3.6-35B-A3B-INT8-W8A8}"
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: "${ALIAS:=frank-default-small}"
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: "${BIND_ADDR:=0.0.0.0}"
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: "${LISTEN_PORT:=52625}"
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: "${MAX_MODEL_LEN:=262144}"
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: "${KV_CACHE_DTYPE:=auto}"
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: "${MAX_NUM_SEQS:=4}"
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: "${MAX_NUM_BATCHED_TOKENS:=16384}"
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: "${GPU_MEMORY_UTILIZATION:=0.92}"
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: "${NGRAM_LOOKUP_MAX:=5}"
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: "${NGRAM_LOOKUP_MIN:=1}"
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: "${NUM_SPEC_TOKENS:=5}"
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: "${ENABLE_AUTO_TOOL_CHOICE:=1}"
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: "${TOOL_CALL_PARSER:=qwen3_xml}"
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if [[ ! -x "$VLLM_BIN" ]]; then
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echo "missing vllm binary: $VLLM_BIN" >&2
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exit 1
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fi
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TOOL_ARGS=()
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if [[ "${ENABLE_AUTO_TOOL_CHOICE}" == "1" ]]; then
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TOOL_ARGS+=(--enable-auto-tool-choice)
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TOOL_ARGS+=(--tool-call-parser "${TOOL_CALL_PARSER}")
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fi
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exec "$VLLM_BIN" serve "$MODEL" \
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--host "$BIND_ADDR" \
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--port "$LISTEN_PORT" \
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--served-model-name "$ALIAS" \
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--max-model-len "$MAX_MODEL_LEN" \
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--kv-cache-dtype "$KV_CACHE_DTYPE" \
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--max-num-seqs "$MAX_NUM_SEQS" \
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--max-num-batched-tokens "$MAX_NUM_BATCHED_TOKENS" \
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--gpu-memory-utilization "$GPU_MEMORY_UTILIZATION" \
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--speculative-config "{\"method\":\"ngram\",\"prompt_lookup_max\":$NGRAM_LOOKUP_MAX,\"prompt_lookup_min\":$NGRAM_LOOKUP_MIN,\"num_speculative_tokens\":$NUM_SPEC_TOKENS}" \
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--reasoning-parser qwen3 \
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--trust-remote-code \
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"${TOOL_ARGS[@]}"
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