bbr 相关资料

先确认 vps 到底是什么虚拟化技术

systemd-detect-virt

virt-what

yum install epel remi
yum install virt-what -y

apt-get install virt-what -y

kvm 脚本

• Linux-NetSpeed 千影

支持系统：Centos 6+/Debian 8+/Ubuntu 14+，BBR魔改版不支持Debian 7。

wget -N --no-check-certificate "https://raw.githubusercontent.com/chiakge/Linux-NetSpeed/master/tcp.sh"   
chmod +x tcp.sh  
./tcp.sh

• 秋水

系统支持：CentOS 6+，Debian 7+，Ubuntu 12+

wget --no-check-certificate https://github.com/teddysun/across/raw/master/bbr.sh && chmod +x bbr.sh && ./bbr.sh

• cx9208

系统支持：CentOS 7

wget "https://github.com/cx9208/bbrplus/raw/master/ok_bbrplus_centos.sh" && chmod +x ok_bbrplus_centos.sh && ./ok_bbrplus_centos.sh

查询状态

# 显示内核
$ uname -r
# 查找 bbr 模块
$ lsmod | grep bbrplus 

手动安装详解

# 下载内核
$ wget https://github.com/cx9208/bbrplus/raw/master/centos7/x86_64/kernel-4.14.90.rpm 
# 安装内核
$ yum install -y kernel-4.14.90.rpm 
# 切换启动内核
$ grub2-set-default 'CentOS Linux (4.14.90) 7 (Core)'
# 设置 fq
$ echo "net.core.default_qdisc=fq" >> /etc/sysctl.conf 
$ echo "net.core.default_qdisc=fq" >> /etc/sysctl.conf 
# 设置 bbrplus
$ echo "net.ipv4.tcp_congestion_control=bbrplus" >> /etc/sysctl.conf 
# 重启
$ reboot 
# 检查内核版本
$ uname -r 
# 检查 bbrplus 是否已经启动
$ lsmod | grep bbrplus 

OpenVZ 脚本

• nanqinlang

Debian or Ubuntu

# 单网卡
$ wget https://github.com/tcp-nanqinlang/lkl-rinetd/releases/download/1.1.0/tcp_nanqinlang-rinetd-debianorubuntu.sh
$ bash tcp_nanqinlang-rinetd-debianorubuntu.sh
# 多网卡
$ wget https://github.com/tcp-nanqinlang/lkl-rinetd/releases/download/1.1.0/tcp_nanqinlang-rinetd-debianorubuntu-multiNIC.sh
$ bash tcp_nanqinlang-rinetd-debianorubuntu-multiNIC.sh

CentOS 7

# 单网卡
$ wget https://github.com/tcp-nanqinlang/lkl-rinetd/releases/download/1.1.0/tcp_nanqinlang-rinetd-centos.sh  
$ bash tcp_nanqinlang-rinetd-centos.sh
# 多网卡
$ wget https://github.com/tcp-nanqinlang/lkl-rinetd/releases/download/1.1.0/tcp_nanqinlang-rinetd-centos-multiNIC.sh  
$ bash tcp_nanqinlang-rinetd-centos-multiNIC.sh