| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.pulsar.metadata; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Optional; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.Semaphore; |
| import java.util.function.Supplier; |
| import lombok.Cleanup; |
| import lombok.extern.slf4j.Slf4j; |
| import org.apache.pulsar.common.util.FutureUtil; |
| import org.apache.pulsar.metadata.api.MetadataStore; |
| import org.apache.pulsar.metadata.api.MetadataStoreConfig; |
| import org.apache.pulsar.metadata.api.MetadataStoreFactory; |
| import org.testng.annotations.Test; |
| |
| @Slf4j |
| public class MetadataBenchmark extends MetadataStoreTest { |
| |
| @Test(dataProvider = "impl", enabled = false) |
| public void testGet(String provider, Supplier<String> urlSupplier) throws Exception { |
| @Cleanup |
| MetadataStore store = MetadataStoreFactory.create(urlSupplier.get(), MetadataStoreConfig.builder().build()); |
| |
| final int N_KEYS = 128; |
| final int N_GETS = 1_000_000; |
| |
| String key = newKey(); |
| generateKeys(store, key, N_KEYS); |
| |
| Semaphore s = new Semaphore(10_000); |
| CountDownLatch latch = new CountDownLatch(N_GETS); |
| |
| long startTime = System.nanoTime(); |
| for (int i = 0; i < N_GETS; i++) { |
| int k = i % (N_KEYS - 1); |
| s.acquire(); |
| store.get(key + "/" + k) |
| .thenAccept(__ -> { |
| s.release(); |
| latch.countDown(); |
| }).exceptionally(ex -> { |
| log.warn("Failed to do get operation", ex); |
| return null; |
| }); |
| } |
| |
| latch.await(); |
| long endTime = System.nanoTime(); |
| double throughput = 1e9 * N_GETS / (endTime - startTime); |
| |
| log.info("[{}] Get Throughput: {} Kops/s", provider, throughput / 1_000); |
| } |
| |
| @Test(dataProvider = "impl", enabled = false) |
| public void testGetChildren(String provider, Supplier<String> urlSupplier) throws Exception { |
| @Cleanup |
| MetadataStore store = MetadataStoreFactory.create(urlSupplier.get(), MetadataStoreConfig.builder().build()); |
| |
| final int N_KEYS = 128; |
| final int N_GETS = 1_000_000; |
| |
| String key = newKey(); |
| generateKeys(store, key, N_KEYS); |
| |
| Semaphore s = new Semaphore(10_000); |
| CountDownLatch latch = new CountDownLatch(N_GETS); |
| |
| long startTime = System.nanoTime(); |
| for (int i = 0; i < N_GETS; i++) { |
| s.acquire(); |
| store.getChildren(key) |
| .thenAccept(__ -> { |
| s.release(); |
| latch.countDown(); |
| }).exceptionally(ex -> { |
| log.warn("Failed to do get children operation", ex); |
| return null; |
| }); |
| } |
| |
| latch.await(); |
| long endTime = System.nanoTime(); |
| double throughput = 1e9 * N_GETS / (endTime - startTime); |
| |
| log.info("[{}] Get Children Throughput: {} Kops/s", provider, throughput / 1_000); |
| } |
| |
| @Test(dataProvider = "impl", enabled = false) |
| public void testPut(String provider, Supplier<String> urlSupplier) throws Exception { |
| @Cleanup |
| MetadataStore store = MetadataStoreFactory.create(urlSupplier.get(), MetadataStoreConfig.builder().build()); |
| |
| final int N_KEYS = 10_000; |
| final int N_PUTS = 100_000; |
| |
| String key = newKey(); |
| |
| Semaphore s = new Semaphore(10_000); |
| CountDownLatch latch = new CountDownLatch(N_PUTS); |
| |
| generateKeys(store, key, N_KEYS); |
| |
| long startTime = System.nanoTime(); |
| byte[] data = new byte[100]; |
| for (int i = 0; i < N_PUTS; i++) { |
| int k = i % (N_KEYS - 1); |
| s.acquire(); |
| store.put(key + "/" + k, data, Optional.empty()) |
| .thenAccept(__ -> { |
| s.release(); |
| latch.countDown(); |
| }).exceptionally(ex -> { |
| log.warn("Failed to do put operation", ex); |
| return null; |
| }); |
| } |
| |
| latch.await(); |
| long endTime = System.nanoTime(); |
| double throughput = 1e9 * N_PUTS / (endTime - startTime); |
| |
| log.info("[{}] Put Throughput: {} Kops/s", provider, throughput / 1_000); |
| } |
| |
| private void generateKeys(MetadataStore store, String prefix, int n) { |
| byte[] payload = new byte[128]; |
| List<CompletableFuture<?>> futures = new ArrayList<>(); |
| for (int i = 0; i < n; i++) { |
| futures.add(store.put(prefix + "/" + i, payload, Optional.empty())); |
| } |
| |
| FutureUtil.waitForAll(futures).join(); |
| } |
| |
| } |