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@@ -2,7 +2,7 @@
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# Reed-Solomon 实现性能比较脚本
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#
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# 这个脚本将运行不同的基准测试来比较混合模式和纯Erasure模式的性能
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# 这个脚本将运行不同的基准测试来比较SIMD模式和纯Erasure模式的性能
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#
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# 使用方法:
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# ./run_benchmarks.sh [quick|full|comparison]
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@@ -74,15 +74,16 @@ run_erasure_benchmark() {
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print_success "纯 Erasure 模式基准测试完成"
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}
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# 运行混合模式基准测试(默认)
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run_hybrid_benchmark() {
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print_info "🎯 开始运行混合模式基准测试(默认)..."
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# 运行SIMD模式基准测试
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run_simd_benchmark() {
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print_info "🎯 开始运行SIMD模式基准测试..."
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echo "================================================"
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cargo bench --bench comparison_benchmark \
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-- --save-baseline hybrid_baseline
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--features reed-solomon-simd \
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-- --save-baseline simd_baseline
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print_success "混合模式基准测试完成"
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print_success "SIMD模式基准测试完成"
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}
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# 运行完整的基准测试套件
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@@ -90,7 +91,7 @@ run_full_benchmark() {
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print_info "🚀 开始运行完整基准测试套件..."
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echo "================================================"
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# 运行详细的基准测试(使用默认混合模式)
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# 运行详细的基准测试(使用默认纯Erasure模式)
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cargo bench --bench erasure_benchmark
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print_success "完整基准测试套件完成"
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@@ -106,8 +107,9 @@ run_comparison_benchmark() {
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--features reed-solomon-erasure \
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-- --save-baseline erasure_baseline
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print_info "步骤 2: 测试混合模式并与 Erasure 模式对比..."
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print_info "步骤 2: 测试SIMD模式并与 Erasure 模式对比..."
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cargo bench --bench comparison_benchmark \
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--features reed-solomon-simd \
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-- --baseline erasure_baseline
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print_success "性能对比测试完成"
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@@ -141,8 +143,9 @@ run_quick_test() {
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--features reed-solomon-erasure \
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-- encode_comparison --quick
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print_info "测试混合模式(默认)..."
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print_info "测试SIMD模式..."
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cargo bench --bench comparison_benchmark \
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--features reed-solomon-simd \
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-- encode_comparison --quick
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print_success "快速测试完成"
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@@ -153,31 +156,31 @@ show_help() {
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echo "Reed-Solomon 性能基准测试脚本"
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echo ""
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echo "实现模式:"
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echo " 🎯 混合模式(默认) - SIMD + Erasure 智能回退,推荐使用"
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echo " 🏛️ 纯 Erasure 模式 - 稳定兼容的 reed-solomon-erasure 实现"
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echo " 🏛️ 纯 Erasure 模式(默认)- 稳定兼容的 reed-solomon-erasure 实现"
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echo " 🎯 SIMD模式 - 高性能SIMD优化实现"
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echo ""
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echo "使用方法:"
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echo " $0 [command]"
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echo ""
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echo "命令:"
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echo " quick 运行快速性能测试"
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echo " full 运行完整基准测试套件(混合模式)"
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echo " full 运行完整基准测试套件(默认Erasure模式)"
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echo " comparison 运行详细的实现模式对比测试"
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echo " erasure 只测试纯 Erasure 模式"
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echo " hybrid 只测试混合模式(默认行为)"
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echo " simd 只测试SIMD模式"
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echo " clean 清理测试结果"
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echo " help 显示此帮助信息"
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echo ""
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echo "示例:"
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echo " $0 quick # 快速测试两种模式"
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echo " $0 comparison # 详细对比测试"
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echo " $0 full # 完整测试套件(混合模式)"
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echo " $0 hybrid # 只测试混合模式"
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echo " $0 full # 完整测试套件(默认Erasure模式)"
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echo " $0 simd # 只测试SIMD模式"
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echo " $0 erasure # 只测试纯 Erasure 模式"
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echo ""
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echo "模式说明:"
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echo " 混合模式: 大分片(≥512B)使用SIMD优化,小分片自动回退到Erasure"
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echo " Erasure模式: 所有情况都使用reed-solomon-erasure实现"
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echo " Erasure模式: 使用reed-solomon-erasure实现,稳定可靠"
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echo " SIMD模式: 使用reed-solomon-simd实现,高性能优化"
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}
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# 显示测试配置信息
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@@ -193,16 +196,16 @@ show_test_info() {
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if [ -f "/proc/cpuinfo" ]; then
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echo " - CPU 型号: $(grep 'model name' /proc/cpuinfo | head -1 | cut -d: -f2 | xargs)"
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if grep -q "avx2" /proc/cpuinfo; then
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echo " - SIMD 支持: AVX2 ✅ (混合模式将利用SIMD优化)"
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echo " - SIMD 支持: AVX2 ✅ (SIMD模式将利用SIMD优化)"
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elif grep -q "sse4" /proc/cpuinfo; then
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echo " - SIMD 支持: SSE4 ✅ (混合模式将利用SIMD优化)"
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echo " - SIMD 支持: SSE4 ✅ (SIMD模式将利用SIMD优化)"
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else
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echo " - SIMD 支持: 未检测到高级 SIMD 特性 (混合模式将主要使用Erasure)"
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echo " - SIMD 支持: 未检测到高级 SIMD 特性"
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fi
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fi
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echo " - 默认模式: 混合模式 (SIMD + Erasure 智能回退)"
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echo " - 回退阈值: 512字节分片大小"
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echo " - 默认模式: 纯Erasure模式 (稳定可靠)"
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echo " - 高性能模式: SIMD模式 (性能优化)"
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echo ""
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}
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@@ -234,9 +237,9 @@ main() {
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run_erasure_benchmark
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generate_comparison_report
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;;
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"hybrid")
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"simd")
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cleanup
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run_hybrid_benchmark
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run_simd_benchmark
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generate_comparison_report
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;;
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"clean")
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@@ -254,7 +257,7 @@ main() {
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esac
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print_success "✨ 基准测试执行完成!"
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print_info "💡 提示: 推荐使用混合模式(默认),它能自动在SIMD和Erasure之间智能选择"
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print_info "💡 提示: 推荐使用默认的纯Erasure模式,对于高性能需求可考虑SIMD模式"
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}
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# 如果直接运行此脚本,调用主函数
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