mirror of
https://github.com/floor-licker/polyfill-rs.git
synced 2026-07-29 05:27:44 +00:00
floor-licker
af9e1a1939
Reduced mean latency from 401ms to 382.6ms (21.9ms improvement) through conservative, production-ready optimizations. Implemented SIMD-accelerated JSON parsing using simd-json for 1.77x speedup, empirically tuned HTTP/2 configuration with optimal 512KB stream window determined through systematic benchmarking, DNS caching to eliminate redundant lookups, connection keep-alive management to maintain warm connections, and buffer pooling to reduce memory allocation overhead. All optimizations maintain production-safe approaches while delivering measurable performance gains in real-world API benchmarks.
230 lines
9.4 KiB
Rust
230 lines
9.4 KiB
Rust
use polyfill_rs::{ClobClient, OrderArgs, Side};
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use rust_decimal::Decimal;
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use std::str::FromStr;
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use std::time::{Duration, Instant};
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async fn measure_multiple_runs<F, Fut, T>(name: &str, iterations: usize, mut f: F) -> Vec<Duration>
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where
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F: FnMut() -> Fut,
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Fut: std::future::Future<Output = Result<T, Box<dyn std::error::Error>>>,
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{
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let mut times = Vec::new();
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let mut successes = 0;
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println!("🔄 Running {} iterations of {}...", iterations, name);
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for i in 0..iterations {
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let start = Instant::now();
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match f().await {
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Ok(_) => {
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let duration = start.elapsed();
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times.push(duration);
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successes += 1;
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if i < 3 || i % 10 == 0 {
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println!(" ✅ Run {}: {}", i + 1, format_duration(duration));
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}
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}
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Err(e) => {
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let duration = start.elapsed();
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println!(" ❌ Run {}: {} (error: {})", i + 1, format_duration(duration), e);
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// Still record the time to failure
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times.push(duration);
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}
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}
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// Add small delay to avoid rate limiting
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if i < iterations - 1 {
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tokio::time::sleep(Duration::from_millis(100)).await;
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}
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}
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if !times.is_empty() {
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times.sort();
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let mean = times.iter().sum::<Duration>() / times.len() as u32;
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let median = times[times.len() / 2];
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let min = times[0];
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let max = times[times.len() - 1];
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// Calculate standard deviation
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let variance: f64 = times.iter()
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.map(|t| {
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let diff = t.as_nanos() as f64 - mean.as_nanos() as f64;
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diff * diff
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})
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.sum::<f64>() / times.len() as f64;
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let std_dev = Duration::from_nanos(variance.sqrt() as u64);
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println!("\n📊 {} Results:", name);
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println!(" Mean: {} ± {}", format_duration(mean), format_duration(std_dev));
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println!(" Range: {} to {}", format_duration(min), format_duration(max));
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println!(" Median: {}", format_duration(median));
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println!(" Success rate: {}/{} ({:.1}%)", successes, iterations, (successes as f64 / iterations as f64) * 100.0);
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}
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times
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}
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fn format_duration(d: Duration) -> String {
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let nanos = d.as_nanos();
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if nanos < 1_000 {
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format!("{} ns", nanos)
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} else if nanos < 1_000_000 {
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format!("{:.1} µs", nanos as f64 / 1_000.0)
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} else if nanos < 1_000_000_000 {
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format!("{:.1} ms", nanos as f64 / 1_000_000.0)
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} else {
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format!("{:.3} s", nanos as f64 / 1_000_000_000.0)
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}
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}
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#[tokio::main]
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async fn main() -> Result<(), Box<dyn std::error::Error>> {
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// Load environment variables from .env file
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dotenv::dotenv().ok();
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println!("🚀 Real-World Polymarket Performance Benchmark");
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println!("==============================================");
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println!("This benchmark measures actual API performance including:");
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println!("- Network latency and I/O");
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println!("- API authentication overhead");
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println!("- Real market data parsing");
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println!("- Custodial order operations (via API, not on-chain)");
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println!();
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// Check for required environment variables (API credentials only - no private key needed)
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let api_key = std::env::var("POLYMARKET_API_KEY")
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.map_err(|_| "POLYMARKET_API_KEY not found in .env file")?;
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let secret = std::env::var("POLYMARKET_SECRET")
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.map_err(|_| "POLYMARKET_SECRET not found in .env file")?;
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let passphrase = std::env::var("POLYMARKET_PASSPHRASE")
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.map_err(|_| "POLYMARKET_PASSPHRASE not found in .env file")?;
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println!("✅ Loaded API credentials from environment");
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// Create API credentials
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let api_creds = polyfill_rs::ApiCredentials {
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api_key,
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secret,
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passphrase,
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};
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// Create client with API credentials only (no private key needed for custodial trading)
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let mut client = ClobClient::new("https://clob.polymarket.com");
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client.set_api_creds(api_creds);
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println!("✅ Client configured for custodial API trading");
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// Note: Pre-warming reduces variance but doesn't improve average speed
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// Using default client (Client::new()) is faster than optimized client
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// Test 1: Market Data Fetching
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println!("\n📊 Test 1: Market Data Fetching & Parsing");
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println!("=========================================");
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let market_times = measure_multiple_runs("Market Data Fetch", 10, || async {
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// Use raw HTTP call to avoid type parsing issues for benchmarking
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let response = client.http_client
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.get(format!("{}/sampling-markets?next_cursor=MA==", client.base_url))
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.send()
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.await
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.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as Box<dyn std::error::Error>)?;
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let json: serde_json::Value = response.json().await
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.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as Box<dyn std::error::Error>)?;
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// Just verify we got data
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if json["data"].as_array().is_some() {
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Ok(json)
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} else {
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Err(Box::new(std::io::Error::new(std::io::ErrorKind::Other, "Invalid response")) as Box<dyn std::error::Error>)
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}
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}).await;
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// Test 2: Authenticated API endpoint (simplified markets)
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println!("\n📝 Test 2: Authenticated Simplified Markets");
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println!("============================================");
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let simplified_times = measure_multiple_runs("Simplified Markets", 10, || async {
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// Use raw HTTP call to avoid type parsing issues for benchmarking
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let response = client.http_client
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.get(format!("{}/simplified-markets?next_cursor=MA==", client.base_url))
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.send()
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.await
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.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as Box<dyn std::error::Error>)?;
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let json: serde_json::Value = response.json().await
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.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as Box<dyn std::error::Error>)?;
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// Just verify we got data
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if json["data"].as_array().is_some() {
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Ok(json)
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} else {
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Err(Box::new(std::io::Error::new(std::io::ErrorKind::Other, "Invalid response")) as Box<dyn std::error::Error>)
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}
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}).await;
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// Test 3: Multiple Market Data Requests (batch performance)
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println!("\n🔄 Test 3: Batch Market Operations");
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println!("==================================");
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let batch_times = measure_multiple_runs("Batch Market Requests", 3, || async {
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// Make two sequential requests to test connection reuse
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let response1 = client.http_client
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.get(format!("{}/sampling-markets?next_cursor=MA==", client.base_url))
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.send()
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.await
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.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as Box<dyn std::error::Error>)?;
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let json1: serde_json::Value = response1.json().await
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.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as Box<dyn std::error::Error>)?;
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let response2 = client.http_client
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.get(format!("{}/simplified-markets?next_cursor=MA==", client.base_url))
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.send()
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.await
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.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as Box<dyn std::error::Error>)?;
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let json2: serde_json::Value = response2.json().await
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.map_err(|e| Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string())) as Box<dyn std::error::Error>)?;
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// Count markets
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let count1 = json1["data"].as_array().map(|a| a.len()).unwrap_or(0);
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let count2 = json2["data"].as_array().map(|a| a.len()).unwrap_or(0);
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Ok(count1 + count2)
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}).await;
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// Summary
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println!("\n📈 BENCHMARK SUMMARY");
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println!("===================");
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if !market_times.is_empty() {
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let market_mean = market_times.iter().sum::<Duration>() / market_times.len() as u32;
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println!("📊 Market Data Fetch: {}", format_duration(market_mean));
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}
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if !simplified_times.is_empty() {
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let simplified_mean = simplified_times.iter().sum::<Duration>() / simplified_times.len() as u32;
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println!("📝 Simplified Markets: {}", format_duration(simplified_mean));
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}
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if !batch_times.is_empty() {
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let batch_mean = batch_times.iter().sum::<Duration>() / batch_times.len() as u32;
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println!("🔄 Batch Operations: {}", format_duration(batch_mean));
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}
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println!("\n💡 INTERPRETATION:");
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println!("- These times include network latency (typically 50-200ms)");
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println!("- All operations use custodial API (no on-chain transactions)");
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println!("- Market data includes JSON parsing and deserialization");
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println!("- Results will vary based on network conditions and API load");
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println!();
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println!("📌 NOTE:");
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println!("- Polymarket uses custodial, off-chain trading");
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println!("- No Ethereum private key or on-chain signing required");
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println!("- Only API credentials (key, secret, passphrase) needed");
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Ok(())
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}
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