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serverAppConfigs/scripts/validate-vllm.sh
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#!/usr/bin/env bash
# End-to-end validation test for vLLM Qwen3.6-35B-A3B-FP8 on dankserver
# Sends a chat completion request and measures prompt processing speed
set -euo pipefail
PORT="${PORT:-8000}"
HOST="${HOST:-127.0.0.1}"
URL="http://${HOST}:${PORT}"
MIN_SPEED="${MIN_SPEED:-5.0}"
MAX_TOKENS="${MAX_TOKENS:-256}"
echo "=== vLLM Validation Test ==="
echo "Target: ${URL}"
echo "Min prompt speed: ${MIN_SPEED} tok/s"
echo ""
# Wait for server to be ready
echo "Waiting for server..."
for i in $(seq 1 300); do
if curl -sf "${URL}/health" > /dev/null 2>&1; then
echo "Server ready after $((i * 2))s"
break
fi
if [ "$i" -eq 300 ]; then
echo "FAIL: Server did not become ready in 600s"
exit 1
fi
sleep 2
done
# Send chat completion and measure prompt processing speed
echo ""
echo "--- Sending validation prompt ---"
RESPONSE=$(curl -s -X POST "${URL}/v1/chat/completions" \
-H "Content-Type: application/json" \
-d "{
\"model\": \"frank-default-large\",
\"messages\": [
{\"role\": \"user\", \"content\": \"Explain the difference between supervised learning and unsupervised learning in two sentences.\"}
],
\"max_tokens\": ${MAX_TOKENS}
}")
echo "Response received."
echo ""
# Parse timing from response
echo "$RESPONSE" | python3 -c "
import sys, json
data = json.load(sys.stdin)
# Check for errors
if 'error' in data:
print(f'ERROR: {data[\"error\"]}')
sys.exit(1)
# Extract usage info
usage = data.get('usage', {})
prompt_tokens = usage.get('prompt_tokens', 0)
completion_tokens = usage.get('completion_tokens', 0)
print(f'Prompt tokens: {prompt_tokens}')
print(f'Completion tokens: {completion_tokens}')
# Extract timing details
prompt_details = usage.get('prompt_details', {})
if prompt_details:
prompt_time = prompt_details.get('total_time', 0)
speed = prompt_tokens / prompt_time if prompt_time > 0 else 0
print(f'Prompt time: {prompt_time:.4f}s')
print(f'Prompt speed: {speed:.1f} tok/s')
if speed < float('${MIN_SPEED}'):
print(f'FAIL: Speed {speed:.1f} tok/s < {\"${MIN_SPEED}\"} tok/s')
sys.exit(1)
else:
print(f'PASS: Speed {speed:.1f} tok/s >= {\"${MIN_SPEED}\"} tok/s')
else:
# Fallback: use total_time from usage
total_time = usage.get('total_time', 0)
if total_time > 0 and prompt_tokens > 0:
speed = prompt_tokens / total_time
print(f'Total time: {total_time:.4f}s')
print(f'Est. prompt speed: {speed:.1f} tok/s')
print('PASS (response received)')
else:
print('No timing details available')
print('PASS (response received)')
"
echo ""
echo "=== Validation complete ==="