搬瓦工 VPS 安装并开启 Google BBR 教程（KVM / OpenVZ）

为了方便大家复制，把一些命令贴在这儿。更多详情，请参考文章：

• 《搬瓦工 VPS 安装并开启 Google BBR 教程（KVM）》
• 《搬瓦工 VPS 安装并开启 Google BBR 教程（OpenVZ）》

KVM

安装：

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

验证：

 
xxxxxxxxxx
uname -r
sysctl net.ipv4.tcp_available_congestion_control
sysctl net.ipv4.tcp_congestion_control
sysctl net.core.default_qdisc
lsmod | grep bbr

OpenVZ

安装：

 
xxxxxxxxxx
wget https://raw.githubusercontent.com/kuoruan/shell-scripts/master/ovz-bbr/ovz-bbr-installer.sh 
chmod +x ovz-bbr-installer.sh 
./ovz-bbr-installer.sh

firewalld：

 
xxxxxxxxxx
systemctl disable firewalld 
systemctl stop firewalld

卸载：

 
xxxxxxxxxx
./ovz-bbr-installer.sh uninstall

多端口：

 
xxxxxxxxxx
vim /usr/local/haproxy-lkl/etc/port-rules

启动、停止、重启：

 
xxxxxxxxxx
systemctl {start|stop|restart} haproxy-lkl
service haproxy-lkl {start|stop|restart}

更新 glibc：

 
xxxxxxxxxx
wget http://ftp.redsleeve.org/pub/steam/glibc-2.15-60.el6.x86_64.rpm \
http://ftp.redsleeve.org/pub/steam/glibc-common-2.15-60.el6.x86_64.rpm \
http://ftp.redsleeve.org/pub/steam/glibc-devel-2.15-60.el6.x86_64.rpm \
http://ftp.redsleeve.org/pub/steam/glibc-headers-2.15-60.el6.x86_64.rpm \
http://ftp.redsleeve.org/pub/steam/nscd-2.15-60.el6.x86_64.rpm
​
rpm -Uvh glibc-2.15-60.el6.x86_64.rpm \
glibc-common-2.15-60.el6.x86_64.rpm \
glibc-devel-2.15-60.el6.x86_64.rpm \
glibc-headers-2.15-60.el6.x86_64.rpm \
nscd-2.15-60.el6.x86_64.rpm

手动编译：

 
xxxxxxxxxx
wget http://ftp.gnu.org/gnu/glibc/glibc-2.15.tar.gz
wget http://ftp.gnu.org/gnu/glibc/glibc-ports-2.15.tar.gz
tar -zxf glibc-2.15.tar.gz
tar -zxf glibc-ports-2.15.tar.gz
mv glibc-ports-2.15 glibc-2.15/ports
mkdir glibc-build-2.15
cd glibc-build-2.15
../glibc-2.15/configure --prefix=/usr --disable-profile --enable-add-ons --with-headers=/usr/include --with-binutils=/usr/bin
make all && make install

检查 glibc：

 
xxxxxxxxxx
ldd --version