From 598dd0f73b2e828c892ce357516d818a38344a45 Mon Sep 17 00:00:00 2001 From: xzx3344521 Date: Tue, 28 Oct 2025 21:10:34 +0800 Subject: [PATCH] =?UTF-8?q?Update=20CPU=E6=80=A7=E8=83=BD=E4=B8=80?= =?UTF-8?q?=E9=94=AE=E6=B5=8B=E8=AF=95=E8=84=9A=E6=9C=AC?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- CPU性能一键测试脚本 | 214 ++++++++++++++++++++++++++++---------------- 1 file changed, 135 insertions(+), 79 deletions(-) diff --git a/CPU性能一键测试脚本 b/CPU性能一键测试脚本 index 7726269..079c29f 100644 --- a/CPU性能一键测试脚本 +++ b/CPU性能一键测试脚本 @@ -1,7 +1,7 @@ #!/bin/bash -# 简化版VPS性能对比测试脚本 -# 用法: bash <(curl -sSL https://raw.githubusercontent.com/username/vpsbench/main/simple_bench.sh) +# 真实场景VPS性能测试脚本 +# 用法: bash <(curl -sSL https://raw.githubusercontent.com/username/vpsbench/main/real_bench.sh) # 颜色定义 RED='\033[0;31m' @@ -10,96 +10,152 @@ YELLOW='\033[0;33m' BLUE='\033[0;34m' NC='\033[0m' -# 安装工具 -echo "安装测试工具..." +echo "安装必要工具..." if command -v yum >/dev/null 2>&1; then - yum install -y sysbench bc >/dev/null 2>&1 + yum install -y bc time gzip git >/dev/null 2>&1 elif command -v apt-get >/dev/null 2>&1; then apt-get update >/dev/null 2>&1 - apt-get install -y sysbench bc >/dev/null 2>&1 + apt-get install -y bc time gzip git >/dev/null 2>&1 fi -# 获取系统信息 +# 获取基础信息 CPU_CORES=$(nproc) -CPU_MODEL=$(grep "model name" /proc/cpuinfo | head -1 | cut -d: -f2 | sed 's/^ *//' | cut -c 1-30) -HOSTNAME=$(hostname) +CPU_MODEL=$(grep "model name" /proc/cpuinfo | head -1 | cut -d: -f2 | sed 's/^ *//') +MEM_TOTAL=$(free -h | grep Mem | awk '{print $2}') -# 运行测试 -echo "正在测试CPU性能..." - -# 单核测试 -SINGLE=$(sysbench cpu --threads=1 --cpu-max-prime=20000 run 2>/dev/null | grep "events per second" | awk '{printf "%.1f", $4}') - -# 多核测试 -MULTI=$(sysbench cpu --threads=$CPU_CORES --cpu-max-prime=20000 run 2>/dev/null | grep "events per second" | awk '{printf "%.1f", $4}') - -# 浮点测试 -echo "scale=2000; 4*a(1)" | bc -l -q >/dev/null 2>&1 & -FLOAT_PID=$! -sleep 3 -if ps -p $FLOAT_PID > /dev/null; then - FLOAT_TIME=">3秒" - kill $FLOAT_PID 2>/dev/null -else - FLOAT_TIME="<3秒" -fi - -# 显示对比结果 -echo "" +echo -e "\n${BLUE}=========================================${NC}" +echo -e "${BLUE} 真实场景性能测试${NC}" echo -e "${BLUE}=========================================${NC}" -echo -e "${BLUE} VPS性能对比结果${NC}" -echo -e "${BLUE}=========================================${NC}" -echo "主机: $HOSTNAME" echo "CPU: $CPU_MODEL" -echo "核心: $CPU_CORES" +echo "核心: $CPU_CORES | 内存: $MEM_TOTAL" echo "" -echo -e "${BLUE}性能指标${NC} ${BLUE}当前VPS${NC} ${BLUE}评级${NC}" -echo "-----------------------------------------" -# 单核性能对比 -if (( $(echo "$SINGLE > 800" | bc -l) )); then - SINGLE_RATING="${GREEN}优秀${NC}" -elif (( $(echo "$SINGLE > 500" | bc -l) )); then - SINGLE_RATING="${YELLOW}良好${NC}" -else - SINGLE_RATING="${RED}一般${NC}" -fi -printf "单核性能: %-10s %-10s\n" "$SINGLE" "$SINGLE_RATING" +# 测试1: 编译压力测试 (模拟真实应用编译) +echo -e "${YELLOW}1. 编译性能测试...${NC}" +cat > /tmp/test_compile.c << 'EOF' +#include +#include +#include +#include -# 多核性能对比 -EXPECTED_MULTI=$(echo "$SINGLE * $CPU_CORES * 0.8" | bc | awk '{printf "%.1f", $1}') -if (( $(echo "$MULTI > $EXPECTED_MULTI" | bc -l) )); then - MULTI_RATING="${GREEN}优秀${NC}" -elif (( $(echo "$MULTI > $(echo "$SINGLE * $CPU_CORES * 0.6" | bc)" | bc -l) )); then - MULTI_RATING="${YELLOW}良好${NC}" -else - MULTI_RATING="${RED}一般${NC}" -fi -printf "多核性能: %-10s %-10s\n" "$MULTI" "$MULTI_RATING" +#define SIZE 1000000 -# 浮点性能对比 -if [ "$FLOAT_TIME" = "<3秒" ]; then - FLOAT_RATING="${GREEN}优秀${NC}" -else - FLOAT_RATING="${RED}一般${NC}" -fi -printf "浮点性能: %-10s %-10s\n" "$FLOAT_TIME" "$FLOAT_RATING" +void process_data() { + double *data = malloc(SIZE * sizeof(double)); + for (int i = 0; i < SIZE; i++) { + data[i] = sin(i * 0.01) * cos(i * 0.005); + } + + // 模拟一些数据处理 + double sum = 0; + for (int i = 0; i < SIZE; i++) { + sum += data[i]; + if (i % 100000 == 0) { + // 模拟内存访问 + data[i] = data[i] * 0.5 + data[SIZE - i - 1] * 0.5; + } + } + free(data); +} -echo "-----------------------------------------" - -# 显示参考标准 -echo "" -echo -e "${YELLOW}参考标准:${NC}" -echo -e "${GREEN}优秀${NC}: 单核>800, 多核效率>80%" -echo -e "${YELLOW}良好${NC}: 单核500-800, 多核效率60-80%" -echo -e "${RED}一般${NC}: 单核<500, 多核效率<60%" - -# 保存结果用于后续对比 -RESULTS_FILE="/tmp/vps_bench_$(date +%Y%m%d_%H%M%S).txt" -cat > $RESULTS_FILE << EOF -$HOSTNAME | $CPU_CORES核 | 单核:$SINGLE | 多核:$MULTI | 浮点:$FLOAT_TIME +int main() { + for (int i = 0; i < 10; i++) { + process_data(); + } + return 0; +} EOF -echo "" -echo -e "结果已保存: ${GREEN}$RESULTS_FILE${NC}" -echo -e "对比其他VPS时查看这些文件即可" +START_TIME=$(date +%s.%N) +gcc -O2 /tmp/test_compile.c -o /tmp/test_compile -lm +COMPILE_TIME=$(echo "$(date +%s.%N) - $START_TIME" | bc | awk '{printf "%.1f", $1}') + +# 测试2: 数据处理测试 (模拟Web应用) +echo -e "${YELLOW}2. 数据处理测试...${NC}" +START_TIME=$(date +%s.%N) +for i in {1..500000}; do + echo "log entry $i at $(date +%T)" | md5sum > /dev/null 2>&1 +done +DATA_TIME=$(echo "$(date +%s.%N) - $START_TIME" | bc | awk '{printf "%.1f", $1}') + +# 测试3: 压缩解压测试 (模拟文件操作) +echo -e "${YELLOW}3. 压缩性能测试...${NC}" +dd if=/dev/urandom of=/tmp/testfile bs=1M count=50 status=none 2>/dev/null +START_TIME=$(date +%s.%N) +gzip -c /tmp/testfile > /tmp/testfile.gz +GZIP_TIME=$(echo "$(date +%s.%N) - $START_TIME" | bc | awk '{printf "%.1f", $1}') + +# 测试4: 多任务并发测试 (模拟真实负载) +echo -e "${YELLOW}4. 并发性能测试...${NC}" +START_TIME=$(date +%s.%N) +for i in $(seq 1 $CPU_CORES); do + (dd if=/dev/zero bs=1M count=100 2>/dev/null | md5sum > /dev/null 2>&1) & +done +wait +CONCURRENT_TIME=$(echo "$(date +%s.%N) - $START_TIME" | bc | awk '{printf "%.1f", $1}') + +# 测试5: 内存压力测试 +echo -e "${YELLOW}5. 内存性能测试...${NC}" +START_TIME=$(date +%s.%N) +dd if=/dev/zero of=/dev/null bs=1M count=500 2>/dev/null +MEMORY_TIME=$(echo "$(date +%s.%N) - $START_TIME" | bc | awk '{printf "%.1f", $1}') + +# 清理 +rm -f /tmp/test_compile.c /tmp/test_compile /tmp/testfile /tmp/testfile.gz + +# 计算综合评分 (数值越小越好，然后转换为分数) +COMPILE_SCORE=$(echo "scale=1; 10 / $COMPILE_TIME" | bc | awk '{if($1>10) print 10; else print $1}') +DATA_SCORE=$(echo "scale=1; 50 / $DATA_TIME" | bc | awk '{if($1>10) print 10; else print $1}') +GZIP_SCORE=$(echo "scale=1; 5 / $GZIP_TIME" | bc | awk '{if($1>10) print 10; else print $1}') +CONCURRENT_SCORE=$(echo "scale=1; 20 / $CONCURRENT_TIME" | bc | awk '{if($1>10) print 10; else print $1}') +MEMORY_SCORE=$(echo "scale=1; 30 / $MEMORY_TIME" | bc | awk '{if($1>10) print 10; else print $1}') + +# 综合得分 +TOTAL_SCORE=$(echo "scale=1; ($COMPILE_SCORE + $DATA_SCORE + $GZIP_SCORE + $CONCURRENT_SCORE + $MEMORY_SCORE) / 5" | bc) + +# 显示结果 +echo -e "\n${BLUE}=========================================${NC}" +echo -e "${BLUE} 测试结果${NC}" +echo -e "${BLUE}=========================================${NC}" +echo -e "编译性能: ${COMPILE_TIME}秒 [${GREEN}${COMPILE_SCORE}分${NC}]" +echo -e "数据处理: ${DATA_TIME}秒 [${GREEN}${DATA_SCORE}分${NC}]" +echo -e "压缩性能: ${GZIP_TIME}秒 [${GREEN}${GZIP_SCORE}分${NC}]" +echo -e "并发性能: ${CONCURRENT_TIME}秒 [${GREEN}${CONCURRENT_SCORE}分${NC}]" +echo -e "内存性能: ${MEMORY_TIME}秒 [${GREEN}${MEMORY_SCORE}分${NC}]" +echo -e "-----------------------------------------" +echo -e "${YELLOW}综合得分: ${TOTAL_SCORE}分${NC}" + +# 性能评级 +if (( $(echo "$TOTAL_SCORE >= 8" | bc -l) )); then + RATING="${GREEN}优秀 - 性能强劲${NC}" +elif (( $(echo "$TOTAL_SCORE >= 6" | bc -l) )); then + RATING="${YELLOW}良好 - 性能足够${NC}" +elif (( $(echo "$TOTAL_SCORE >= 4" | bc -l) )); then + RATING="${YELLOW}一般 - 基本可用${NC}" +else + RATING="${RED}较差 - 可能卡顿${NC}" +fi + +echo -e "${BLUE}性能评级: $RATING${NC}" + +# 保存结果 +RESULTS_FILE="/tmp/vps_real_bench_$(date +%Y%m%d_%H%M%S).txt" +cat > $RESULTS_FILE << EOF +主机: $(hostname) +CPU: $CPU_CORES核心 - $CPU_MODEL +内存: $MEM_TOTAL +测试时间: $(date) + +详细结果: +- 编译性能: ${COMPILE_TIME}秒 (${COMPILE_SCORE}分) +- 数据处理: ${DATA_TIME}秒 (${DATA_SCORE}分) +- 压缩性能: ${GZIP_TIME}秒 (${GZIP_SCORE}分) +- 并发性能: ${CONCURRENT_TIME}秒 (${CONCURRENT_SCORE}分) +- 内存性能: ${MEMORY_TIME}秒 (${MEMORY_SCORE}分) + +综合得分: ${TOTAL_SCORE}分 +性能评级: $(echo $RATING | sed 's/\\033\[[0-9;]*m//g') +EOF + +echo -e "\n结果保存到: ${GREEN}$RESULTS_FILE${NC}" +echo -e "\n${YELLOW}提示:${NC} 在不同VPS上运行此脚本，比较综合得分即可了解真实性能差异"