Function benchmarkRateCleanup

benchmarks/rate-limiting.js:401–457

* Benchmarks rate limit cleanup for expired entries

()

 * Benchmarks rate limit cleanup for expired entries
 */
function benchmarkRateCleanup () {
	console.log("\n📊 Rate Limit Cleanup Performance");
	console.log("-".repeat(40));

	const suite = new Benchmark.Suite();

	// Create rate store with expired entries
	const createStoreWithExpiredEntries = size => {
		const store = new Map();
		const currentTime = Math.floor(Date.now() / 1000);

		for (let i = 0; i < size; i++) {
			store.set(`client-${i}`, {
				remaining: Math.floor(Math.random() * 100),
				reset: currentTime - Math.floor(Math.random() * 1000) // Some expired, some not
			});
		}

		return store;
	};

	const cleanupExpiredEntries = store => {
		const currentTime = Math.floor(Date.now() / 1000);
		const toDelete = [];

		for (const [key, value] of store.entries()) {
			if (currentTime >= value.reset) {
				toDelete.push(key);
			}
		}

		toDelete.forEach(key => store.delete(key));

		return toDelete.length;
	};

	suite
		.add("Rate Cleanup - Small store (100 entries)", () => {
			const store = createStoreWithExpiredEntries(100);
			cleanupExpiredEntries(store);
		})
		.add("Rate Cleanup - Medium store (1000 entries)", () => {
			const store = createStoreWithExpiredEntries(1000);
			cleanupExpiredEntries(store);
		})
		.add("Rate Cleanup - Large store (10000 entries)", () => {
			const store = createStoreWithExpiredEntries(10000);
			cleanupExpiredEntries(store);
		})
		.on("cycle", event => {
			console.log(`  ${String(event.target)}`);
		})
		.on("complete", function () {
			console.log("  Cleanup time increases with store size");
		})
		.run();
}