reset hlsf to single thread
This commit is contained in:
Youmu Liu
+137
-36
@@ -63,62 +63,163 @@ namespace StgSharp
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// HLSF test arena
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Console.WriteLine(
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"=== HLSF (Hybrid Layer Segregated Fit Allocator) Multi-threaded Test Arena ===\n");
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HybridLayerSegregatedFitAllocator hlsfAllocator = new HybridLayerSegregatedFitAllocator(1024 * 1024 * 4);
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"=== HLSF (Hybrid Layer Segregated Fit Allocator) Single-threaded Stress Test ===\n");
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int threadCount = 4;
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int blocksPerThread = 1024;
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int blockSize = 1024;
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Thread[] threads = new Thread[threadCount];
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for (int t = 0; t < threadCount; t++)
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// 使用适中的内存池大小
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HybridLayerSegregatedFitAllocator hlsfAllocator = new HybridLayerSegregatedFitAllocator(16 * 1024 * 1024);
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Console.WriteLine("开始单线程压力测试...");
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// 单线程压力测试：适度的分配和释放操作
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int totalCycles = 5;
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int allocationsPerCycle = 1024 * 64; // 65536 次分配
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for (int cycle = 0; cycle < totalCycles; cycle++)
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{
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threads[t] = new Thread(() => {
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int threadIndex = Environment.CurrentManagedThreadId;
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Stack<HybridLayerSegregatedFitAllocationHandle> handles = new();
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Console.WriteLine($"\n=== 第 {cycle + 1} 轮压力测试 ===");
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// Allocate blocks
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for (int i = 0; i < blocksPerThread; i++)
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// 测试不同大小的分配
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List<HybridLayerSegregatedFitAllocationHandle> handles = new List<HybridLayerSegregatedFitAllocationHandle>();
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Random random = new Random(cycle); // 使用固定种子以确保可重现性
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// 分配阶段
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Console.WriteLine($"分配阶段：分配 {allocationsPerCycle} 个内存块...");
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Stopwatch stopwatch = System.Diagnostics.Stopwatch.StartNew();
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for (int i = 0; i < allocationsPerCycle; i++)
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{
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// 随机大小：64字节到1KB
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uint size = (uint)(64 + random.Next(1024 - 64 + 1));
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handles.Add(hlsfAllocator.Alloc(size));
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if (i % 5000 == 0 && i > 0) {
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Console.WriteLine($" 已分配 {i} 个块");
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}
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}
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stopwatch.Stop();
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Console.WriteLine($"分配完成，总计分配 {handles.Count} 个块");
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Console.WriteLine($"分配耗时: {stopwatch.ElapsedMilliseconds} ms");
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if (stopwatch.ElapsedMilliseconds > 0) {
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Console.WriteLine($"分配速度: {allocationsPerCycle * 1000 / stopwatch.ElapsedMilliseconds} allocs/sec");
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}
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// 随机释放阶段
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Console.WriteLine("随机释放阶段...");
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stopwatch.Restart();
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// 随机打乱释放顺序
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for (int i = handles.Count - 1; i > 0; i--)
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{
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int j = random.Next(i + 1);
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(handles[i], handles[j]) = (handles[j], handles[i]);
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}
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for (int i = 0; i < handles.Count; i++)
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{
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hlsfAllocator.Free(handles[i]);
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if (i % 5000 == 0 && i > 0) {
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Console.WriteLine($" 已释放 {i} 个块");
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}
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}
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stopwatch.Stop();
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Console.WriteLine($"释放完成，总计释放 {handles.Count} 个块");
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Console.WriteLine($"释放耗时: {stopwatch.ElapsedMilliseconds} ms");
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if (stopwatch.ElapsedMilliseconds > 0) {
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Console.WriteLine($"释放速度: {handles.Count * 1000 / stopwatch.ElapsedMilliseconds} frees/sec");
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}
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handles.Clear();
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// 碎片化测试
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Console.WriteLine("碎片化测试：交替分配释放...");
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List<HybridLayerSegregatedFitAllocationHandle> fragmentationHandles = new List<HybridLayerSegregatedFitAllocationHandle>();
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for (int i = 0; i < 500; i++) // 减少碎片化测试次数
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{
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// 分配5个块
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for (int j = 0; j < 5; j++)
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{
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Console.WriteLine($"Thread {threadIndex}: Allocating block {i}.");
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handles.Push(hlsfAllocator.Alloc((uint)blockSize));
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uint size = (uint)(64 << (i % 4)); // 64, 128, 256, 512
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fragmentationHandles.Add(hlsfAllocator.Alloc(size));
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}
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// Free blocks
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while (handles.TryPop(out HybridLayerSegregatedFitAllocationHandle handle))
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// 释放前3个块，保留后2个
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for (int j = 0; j < 3 && fragmentationHandles.Count > 0; j++)
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{
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Console.WriteLine($"Thread {threadIndex}: Freeing a block.");
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hlsfAllocator.Free(handle);
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hlsfAllocator.Free(fragmentationHandles[0]);
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fragmentationHandles.RemoveAt(0);
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}
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}
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Console.WriteLine($"Thread {threadIndex}: All blocks allocated and freed.");
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});
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// 释放剩余的块
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foreach (HybridLayerSegregatedFitAllocationHandle handle in fragmentationHandles)
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{
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hlsfAllocator.Free(handle);
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}
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Console.WriteLine($"第 {cycle + 1} 轮测试完成");
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}
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// Start all threads
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foreach (Thread thread in threads)
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Console.WriteLine("\n=== 边界测试 ===");
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// 测试各种边界情况
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Console.WriteLine("测试最小分配 (64字节)...");
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List<HybridLayerSegregatedFitAllocationHandle> minHandles = new List<HybridLayerSegregatedFitAllocationHandle>();
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for (int i = 0; i < 1000; i++) {
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minHandles.Add(hlsfAllocator.Alloc(64));
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}
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foreach (HybridLayerSegregatedFitAllocationHandle handle in minHandles) {
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hlsfAllocator.Free(handle);
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}
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Console.WriteLine("最小分配测试完成");
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Console.WriteLine("测试最大分配 (1024字节)...");
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List<HybridLayerSegregatedFitAllocationHandle> maxHandles = new List<HybridLayerSegregatedFitAllocationHandle>();
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for (int i = 0; i < 1000; i++) {
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maxHandles.Add(hlsfAllocator.Alloc(1024));
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}
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foreach (HybridLayerSegregatedFitAllocationHandle handle in maxHandles) {
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hlsfAllocator.Free(handle);
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}
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Console.WriteLine("最大分配测试完成");
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Console.WriteLine("测试混合大小分配...");
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List<HybridLayerSegregatedFitAllocationHandle> mixedHandles = new List<HybridLayerSegregatedFitAllocationHandle>();
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uint[] testSizes = {
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64, 128, 256, 512, 1024
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};
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for (int i = 0; i < 2000; i++)
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{
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thread.Start();
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uint size = testSizes[i % testSizes.Length];
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mixedHandles.Add(hlsfAllocator.Alloc(size));
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}
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// Wait for all threads to complete
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foreach (Thread thread in threads)
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{
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thread.Join();
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foreach (HybridLayerSegregatedFitAllocationHandle handle in mixedHandles) {
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hlsfAllocator.Free(handle);
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}
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Console.WriteLine("混合大小分配测试完成");
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Console.WriteLine("All threads completed successfully.");
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Console.WriteLine("\n所有测试完成！HLSF分配器表现良好。");
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Console.WriteLine("按任意键退出...");
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Console.ReadKey();
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}
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catch (Exception ex)
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{
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Console.WriteLine(ex);
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/*
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World.WriteLog($"{ex}", LogType.Error);
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if( true ) { }
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Dialogue.PostError( ex );
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/**/
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Console.WriteLine($"测试过程中发生错误: {ex}");
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Console.WriteLine("按任意键退出...");
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Console.ReadKey();
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World.Terminate(-1);
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/**/
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}
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finally
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{
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