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：
KVM
安装：
wget --no-check-certificate https://github.com/teddysun/across/raw/master/bbr.shchmod +x bbr.sh./bbr.sh
验证：
uname -rsysctl net.ipv4.tcp_available_congestion_controlsysctl net.ipv4.tcp_congestion_controlsysctl net.core.default_qdisclsmod | grep bbr
OpenVZ
安装：
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：
systemctl disable firewalld systemctl stop firewalld
卸载：
./ovz-bbr-installer.sh uninstall
多端口：
vim /usr/local/haproxy-lkl/etc/port-rules
启动、停止、重启：
systemctl {start|stop|restart} haproxy-lklservice haproxy-lkl {start|stop|restart}更新 glibc：
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.rpmrpm -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：
wget http://ftp.gnu.org/gnu/glibc/glibc-2.15.tar.gzwget http://ftp.gnu.org/gnu/glibc/glibc-ports-2.15.tar.gztar -zxf glibc-2.15.tar.gztar -zxf glibc-ports-2.15.tar.gzmv glibc-ports-2.15 glibc-2.15/portsmkdir glibc-build-2.15cd glibc-build-2.15../glibc-2.15/configure --prefix=/usr --disable-profile --enable-add-ons --with-headers=/usr/include --with-binutils=/usr/binmake all && make install
检查 glibc：
ldd --version
