115 lines
3.9 KiB
C#
115 lines
3.9 KiB
C#
// -----------------------------------------------------------------------------
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// file="hlsf-test"
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// Project: StgSharp
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// Copyright (c) Nitload.
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// SPDX-License-Identifier: MIT
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// -----------------------------------------------------------------------------
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using StgSharp.HighPerformance.Memory;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using Tlsf = StgSharp.HighPerformance.Memory.TwoLayerSegregatedFitAllocator;
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namespace StgSharp
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{
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internal partial class Program
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{
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public static void TestHlsf()
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{
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unchecked
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{
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nuint size = (nuint)(4UL * 1024UL * 1024UL * 1024UL);
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// HLSF test arena
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Console.WriteLine(
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"=== HLSF (Hybrid Layer Segregated Fit Allocator) Single-threaded Stress Test ===\n");
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TwoLayerSegregatedFitAllocator hlsfAllocator = new(size);
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// === 简洁交替测试：100次alloc与100次free交替进行，直到触发异常或达到最大循环 ===
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Console.WriteLine("\n=== 简洁交替测试：100次alloc + 100次free 交替 ===");
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int maxRounds = 10000; // 可调整
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int maxCount = 10000;
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uint[] sizes = [
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64u,
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128u,
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256u,
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512u,
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1024u,
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4096u,
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16384u,
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65536u,
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262144u,
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1048576u
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];
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int[] offset = [
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-4,
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-3,
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-2,
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-1,
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0,
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1,
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2,
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3,
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4
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];
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Random rnd = new Random(42);
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for (int round = 1; round <= maxRounds; round++)
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{
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List<Tlsf.Handle> batch = new(maxCount);
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for (int i = 0; i < maxCount; i++)
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{
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try
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{
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uint sz = sizes[rnd.Next(sizes.Length)];
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batch.Add(hlsfAllocator.Alloc(sz));
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}
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catch (Exception e)
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{
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Console.WriteLine($"alloced:{round},{i}");
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Console.WriteLine(e);
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throw;
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}
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}
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for (int i = 5; i < maxCount; i += 10)
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{
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Tlsf.Handle origin = batch[i];
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int index = i + offset[rnd.Next(offset.Length)];
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batch[i] = batch[index];
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batch[index] = origin;
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}
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for (int i = batch.Count - 1; i >= 0; i--)
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{
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try
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{
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hlsfAllocator.Free(batch[i]);
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}
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catch (Exception e)
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{
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Console.WriteLine($"freed:{round},{i}");
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Console.WriteLine(e);
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throw;
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}
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}
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if (round % 100 == 0)
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{
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Console.WriteLine($"[交替测试] 已完成 {round} 轮 {maxCount}alloc+{maxCount}free");
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// hlsfAllocator.DumpPositionChain(false, 10);
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// hlsfAllocator.Collect();
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// hlsfAllocator.DumpPositionChain(false, 10);
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}
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}
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Console.WriteLine("[交替测试] 正常结束，无异常触发");
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}
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}
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}
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}
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