feat: full VPS network optimization with auto-detect
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README.md
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README.md
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# TCP BBR 一键开启
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# ⚡ VPS 网络极限优化
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一键开启/关闭 TCP BBR 加速,支持交互菜单和命令行模式。
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自动检测 VPS 配置(CPU/内存/带宽),一键开启 BBR + 内核参数调优,发挥最大网络性能。
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## 一键安装
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curl -sL https://cdn.jsdelivr.net/gh/xmg0828888/tcp-bbr@main/bbr.sh -o bbr.sh && chmod +x bbr.sh && ./bbr.sh
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```
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## 优化内容
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- **BBR 拥塞控制** — 替代 cubic,大幅提升吞吐量
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- **TCP 缓冲区** — 根据内存自动计算最优值(512M/2G/8G/16G+ 四档)
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- **TCP FastOpen** — 减少握手延迟
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- **连接队列** — somaxconn / backlog 自动调大
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- **TIME_WAIT 回收** — tw_reuse + fin_timeout 缩短
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- **文件描述符** — 自动提升上限
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- **网卡优化** — TSO/GSO/GRO 硬件卸载
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- **MTU 探测** — 自动寻找最优 MTU
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## 命令行模式
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```bash
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./bbr.sh enable # 开启 BBR
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./bbr.sh disable # 关闭 BBR
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./bbr.sh status # 查看状态
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./bbr.sh # 交互菜单
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./bbr.sh optimize # 一键优化
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./bbr.sh status # 查看状态
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./bbr.sh restore # 恢复默认
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./bbr.sh # 交互菜单
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```
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## 要求
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