fea5e0fac5
- 客户端压缩：保持原格式（JPG保持JPG，PNG保持PNG），不再强制转换为WebP - 提高压缩质量：最低质量从0.6提高到0.90，避免画质损失 - 启用高质量图像平滑：减少锯齿，提升画质 - 服务器端智能优化：使用MozJPEG和PNG优化算法 - 避免双重压缩：小文件(<3MB)跳过服务器端优化，只有优化效果明显(>5%)才使用 - 优化策略：优先缩小尺寸而不是降低质量，留余量给服务器端优化 技术改进： - JPEG: MozJPEG编码器，质量92%，渐进式，优化扫描 - PNG: 压缩级别6，自适应过滤，调色板优化 - 智能判断：避免不必要的双重压缩，保护画质
87 lines
2.4 KiB
Bash
Executable File
87 lines
2.4 KiB
Bash
Executable File
#!/bin/bash
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# 系统性能优化脚本 - 修复高CPU占用和发热问题
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# 使用前请仔细阅读说明
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set -e
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echo "🔍 系统性能诊断工具"
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echo "===================="
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echo ""
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# 颜色定义
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RED='\033[0;31m'
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YELLOW='\033[1;33m'
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GREEN='\033[0;32m'
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NC='\033[0m' # No Color
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# 检查高CPU进程
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echo "📊 检查高CPU占用进程（>30%）..."
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echo ""
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high_cpu_processes=$(ps aux | awk 'NR>1 && $3 > 30 {print $2, $3, $4, $11, $12}' | head -10)
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if [ -z "$high_cpu_processes" ]; then
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echo -e "${GREEN}✓ 未发现高CPU占用进程${NC}"
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else
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echo -e "${YELLOW}发现以下高CPU占用进程：${NC}"
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echo "PID %CPU %MEM 进程名"
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echo "$high_cpu_processes" | while read line; do
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echo "$line"
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done
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fi
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echo ""
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echo "💾 检查高内存占用进程（>5%）..."
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echo ""
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high_mem_processes=$(ps aux | awk 'NR>1 && $4 > 5 {print $2, $3, $4, $11, $12}' | head -10)
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if [ -z "$high_mem_processes" ]; then
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echo -e "${GREEN}✓ 未发现高内存占用进程${NC}"
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else
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echo -e "${YELLOW}发现以下高内存占用进程：${NC}"
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echo "PID %CPU %MEM 进程名"
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echo "$high_mem_processes" | while read line; do
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echo "$line"
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done
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fi
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echo ""
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echo "⚡ 系统负载状态..."
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uptime
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echo ""
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echo "🔋 电源设置..."
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pmset -g | grep -E "sleep|displaysleep|disksleep"
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echo ""
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echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
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echo "📋 建议操作："
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echo ""
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echo "1. 如果发现 Cursor Helper (Renderer) 占用高CPU："
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echo " → 打开活动监视器，找到该进程并强制退出"
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echo " → 或重启 Cursor 应用"
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echo ""
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echo "2. 如果发现 Adobe Illustrator 占用高CPU："
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echo " → 检查是否有后台任务在运行"
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echo " → 如果不需要，完全退出 Adobe Illustrator"
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echo ""
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echo "3. 如果显示器睡眠被阻止："
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echo " → 关闭阻止睡眠的应用（通常是 Adobe 相关进程）"
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echo ""
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echo "4. 查看详细诊断报告："
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echo " → 打开 '系统性能诊断与解决方案.md' 文件"
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echo ""
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echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
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echo ""
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echo "⚠️ 如需终止特定进程，请使用活动监视器或手动执行："
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echo " kill -9 <PID> # 请谨慎使用，可能导致数据丢失"
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echo ""
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