162 lines
5.7 KiB
Bash
162 lines
5.7 KiB
Bash
#!/bin/bash
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# 真实场景VPS性能测试脚本
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# 用法: bash <(curl -sSL https://raw.githubusercontent.com/username/vpsbench/main/real_bench.sh)
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# 颜色定义
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[0;33m'
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BLUE='\033[0;34m'
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NC='\033[0m'
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echo "安装必要工具..."
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if command -v yum >/dev/null 2>&1; then
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yum install -y bc time gzip git >/dev/null 2>&1
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elif command -v apt-get >/dev/null 2>&1; then
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apt-get update >/dev/null 2>&1
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apt-get install -y bc time gzip git >/dev/null 2>&1
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fi
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# 获取基础信息
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CPU_CORES=$(nproc)
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CPU_MODEL=$(grep "model name" /proc/cpuinfo | head -1 | cut -d: -f2 | sed 's/^ *//')
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MEM_TOTAL=$(free -h | grep Mem | awk '{print $2}')
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echo -e "\n${BLUE}=========================================${NC}"
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echo -e "${BLUE} 真实场景性能测试${NC}"
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echo -e "${BLUE}=========================================${NC}"
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echo "CPU: $CPU_MODEL"
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echo "核心: $CPU_CORES | 内存: $MEM_TOTAL"
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echo ""
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# 测试1: 编译压力测试 (模拟真实应用编译)
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echo -e "${YELLOW}1. 编译性能测试...${NC}"
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cat > /tmp/test_compile.c << 'EOF'
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#define SIZE 1000000
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void process_data() {
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double *data = malloc(SIZE * sizeof(double));
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for (int i = 0; i < SIZE; i++) {
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data[i] = sin(i * 0.01) * cos(i * 0.005);
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}
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// 模拟一些数据处理
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double sum = 0;
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for (int i = 0; i < SIZE; i++) {
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sum += data[i];
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if (i % 100000 == 0) {
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// 模拟内存访问
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data[i] = data[i] * 0.5 + data[SIZE - i - 1] * 0.5;
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}
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}
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free(data);
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}
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int main() {
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for (int i = 0; i < 10; i++) {
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process_data();
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}
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return 0;
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}
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EOF
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START_TIME=$(date +%s.%N)
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gcc -O2 /tmp/test_compile.c -o /tmp/test_compile -lm
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COMPILE_TIME=$(echo "$(date +%s.%N) - $START_TIME" | bc | awk '{printf "%.1f", $1}')
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# 测试2: 数据处理测试 (模拟Web应用)
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echo -e "${YELLOW}2. 数据处理测试...${NC}"
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START_TIME=$(date +%s.%N)
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for i in {1..500000}; do
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echo "log entry $i at $(date +%T)" | md5sum > /dev/null 2>&1
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done
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DATA_TIME=$(echo "$(date +%s.%N) - $START_TIME" | bc | awk '{printf "%.1f", $1}')
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# 测试3: 压缩解压测试 (模拟文件操作)
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echo -e "${YELLOW}3. 压缩性能测试...${NC}"
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dd if=/dev/urandom of=/tmp/testfile bs=1M count=50 status=none 2>/dev/null
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START_TIME=$(date +%s.%N)
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gzip -c /tmp/testfile > /tmp/testfile.gz
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GZIP_TIME=$(echo "$(date +%s.%N) - $START_TIME" | bc | awk '{printf "%.1f", $1}')
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# 测试4: 多任务并发测试 (模拟真实负载)
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echo -e "${YELLOW}4. 并发性能测试...${NC}"
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START_TIME=$(date +%s.%N)
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for i in $(seq 1 $CPU_CORES); do
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(dd if=/dev/zero bs=1M count=100 2>/dev/null | md5sum > /dev/null 2>&1) &
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done
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wait
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CONCURRENT_TIME=$(echo "$(date +%s.%N) - $START_TIME" | bc | awk '{printf "%.1f", $1}')
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# 测试5: 内存压力测试
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echo -e "${YELLOW}5. 内存性能测试...${NC}"
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START_TIME=$(date +%s.%N)
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dd if=/dev/zero of=/dev/null bs=1M count=500 2>/dev/null
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MEMORY_TIME=$(echo "$(date +%s.%N) - $START_TIME" | bc | awk '{printf "%.1f", $1}')
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# 清理
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rm -f /tmp/test_compile.c /tmp/test_compile /tmp/testfile /tmp/testfile.gz
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# 计算综合评分 (数值越小越好，然后转换为分数)
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COMPILE_SCORE=$(echo "scale=1; 10 / $COMPILE_TIME" | bc | awk '{if($1>10) print 10; else print $1}')
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DATA_SCORE=$(echo "scale=1; 50 / $DATA_TIME" | bc | awk '{if($1>10) print 10; else print $1}')
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GZIP_SCORE=$(echo "scale=1; 5 / $GZIP_TIME" | bc | awk '{if($1>10) print 10; else print $1}')
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CONCURRENT_SCORE=$(echo "scale=1; 20 / $CONCURRENT_TIME" | bc | awk '{if($1>10) print 10; else print $1}')
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MEMORY_SCORE=$(echo "scale=1; 30 / $MEMORY_TIME" | bc | awk '{if($1>10) print 10; else print $1}')
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# 综合得分
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TOTAL_SCORE=$(echo "scale=1; ($COMPILE_SCORE + $DATA_SCORE + $GZIP_SCORE + $CONCURRENT_SCORE + $MEMORY_SCORE) / 5" | bc)
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# 显示结果
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echo -e "\n${BLUE}=========================================${NC}"
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echo -e "${BLUE} 测试结果${NC}"
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echo -e "${BLUE}=========================================${NC}"
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echo -e "编译性能: ${COMPILE_TIME}秒 [${GREEN}${COMPILE_SCORE}分${NC}]"
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echo -e "数据处理: ${DATA_TIME}秒 [${GREEN}${DATA_SCORE}分${NC}]"
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echo -e "压缩性能: ${GZIP_TIME}秒 [${GREEN}${GZIP_SCORE}分${NC}]"
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echo -e "并发性能: ${CONCURRENT_TIME}秒 [${GREEN}${CONCURRENT_SCORE}分${NC}]"
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echo -e "内存性能: ${MEMORY_TIME}秒 [${GREEN}${MEMORY_SCORE}分${NC}]"
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echo -e "-----------------------------------------"
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echo -e "${YELLOW}综合得分: ${TOTAL_SCORE}分${NC}"
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# 性能评级
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if (( $(echo "$TOTAL_SCORE >= 8" | bc -l) )); then
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RATING="${GREEN}优秀 - 性能强劲${NC}"
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elif (( $(echo "$TOTAL_SCORE >= 6" | bc -l) )); then
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RATING="${YELLOW}良好 - 性能足够${NC}"
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elif (( $(echo "$TOTAL_SCORE >= 4" | bc -l) )); then
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RATING="${YELLOW}一般 - 基本可用${NC}"
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else
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RATING="${RED}较差 - 可能卡顿${NC}"
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fi
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echo -e "${BLUE}性能评级: $RATING${NC}"
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# 保存结果
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RESULTS_FILE="/tmp/vps_real_bench_$(date +%Y%m%d_%H%M%S).txt"
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cat > $RESULTS_FILE << EOF
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主机: $(hostname)
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CPU: $CPU_CORES核心 - $CPU_MODEL
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内存: $MEM_TOTAL
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测试时间: $(date)
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详细结果:
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- 编译性能: ${COMPILE_TIME}秒 (${COMPILE_SCORE}分)
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- 数据处理: ${DATA_TIME}秒 (${DATA_SCORE}分)
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- 压缩性能: ${GZIP_TIME}秒 (${GZIP_SCORE}分)
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- 并发性能: ${CONCURRENT_TIME}秒 (${CONCURRENT_SCORE}分)
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- 内存性能: ${MEMORY_TIME}秒 (${MEMORY_SCORE}分)
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综合得分: ${TOTAL_SCORE}分
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性能评级: $(echo $RATING | sed 's/\\033\[[0-9;]*m//g')
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EOF
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echo -e "\n结果保存到: ${GREEN}$RESULTS_FILE${NC}"
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echo -e "\n${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"
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