diff --git a/dev/bbr.sh b/dev/bbr.sh
deleted file mode 100644
index ae8ce0b..0000000
--- a/dev/bbr.sh
+++ /dev/null
@@ -1,366 +0,0 @@
-#!/usr/bin/env bash
-#
-# 自动安装 TCP BBR 的最新内核
-#
-# 系统要求：CentOS 6+、Debian8+、Ubuntu16+
-#
-
-cur_dir=$(pwd)
-
-_red() {
-    printf '\033[1;31;31m%b\033[0m' "$1"
-}
-
-_green() {
-    printf '\033[1;31;32m%b\033[0m' "$1"
-}
-
-_yellow() {
-    printf '\033[1;31;33m%b\033[0m' "$1"
-}
-
-_info() {
-    _green "[Info] "
-    printf -- "%s" "$1"
-    printf "\n"
-}
-
-_warn() {
-    _yellow "[Warning] "
-    printf -- "%s" "$1"
-    printf "\n"
-}
-
-_error() {
-    _red "[Error] "
-    printf -- "%s" "$1"
-    printf "\n"
-    exit 1
-}
-
-_exists() {
-    local cmd="$1"
-    if eval type type > /dev/null 2>&1; then
-        eval type "$cmd" > /dev/null 2>&1
-    elif command > /dev/null 2>&1; then
-        command -v "$cmd" > /dev/null 2>&1
-    else
-        which "$cmd" > /dev/null 2>&1
-    fi
-    local rt=$?
-    return ${rt}
-}
-
-_os() {
-    local os=""
-    [ -f "/etc/debian_version" ] && source /etc/os-release && os="${ID}" && printf -- "%s" "${os}" && return
-    [ -f "/etc/redhat-release" ] && os="centos" && printf -- "%s" "${os}" && return
-}
-
-_os_full() {
-    [ -f /etc/redhat-release ] && awk '{print ($1,$3~/^[0-9]/?$3:$4)}' /etc/redhat-release && return
-    [ -f /etc/os-release ] && awk -F'[= "]' '/PRETTY_NAME/{print $3,$4,$5}' /etc/os-release && return
-    [ -f /etc/lsb-release ] && awk -F'[="]+' '/DESCRIPTION/{print $2}' /etc/lsb-release && return
-}
-
-_os_ver() {
-    local main_ver="$( echo $(_os_full) | grep -oE  "[0-9.]+")"
-    printf -- "%s" "${main_ver%%.*}"
-}
-
-_error_detect() {
-    local cmd="$1"
-    _info "${cmd}"
-    eval ${cmd}
-    if [ $? -ne 0 ]; then
-        _error "Execution command (${cmd}) failed, please check it and try again."
-    fi
-}
-
-_is_digit(){
-    local input=${1}
-    if [[ "$input" =~ ^[0-9]+$ ]]; then
-        return 0
-    else
-        return 1
-    fi
-}
-
-_is_64bit(){
-    if [ $(getconf WORD_BIT) = '32' ] && [ $(getconf LONG_BIT) = '64' ]; then
-        return 0
-    else
-        return 1
-    fi
-}
-
-_version_ge(){
-    test "$(echo "$@" | tr " " "\n" | sort -rV | head -n 1)" == "$1"
-}
-
-get_valid_valname(){
-    local val=${1}
-    local new_val=$(eval echo $val | sed 's/[-.]/_/g')
-    echo ${new_val}
-}
-
-get_hint(){
-    local val=${1}
-    local new_val=$(get_valid_valname $val)
-    eval echo "\$hint_${new_val}"
-}
-
-#Display Memu
-display_menu(){
-    local soft=${1}
-    local default=${2}
-    eval local arr=(\${${soft}_arr[@]})
-    local default_prompt
-    if [[ "$default" != "" ]]; then
-        if [[ "$default" == "last" ]]; then
-            default=${#arr[@]}
-        fi
-        default_prompt="(default ${arr[$default-1]})"
-    fi
-    local pick
-    local hint
-    local vname
-    local prompt="which ${soft} you'd select ${default_prompt}: "
-
-    while :
-    do
-        echo -e "\n------------ ${soft} setting ------------\n"
-        for ((i=1;i<=${#arr[@]};i++ )); do
-            vname="$(get_valid_valname ${arr[$i-1]})"
-            hint="$(get_hint $vname)"
-            [[ "$hint" == "" ]] && hint="${arr[$i-1]}"
-            echo -e "${green}${i}${plain}) $hint"
-        done
-        echo
-        read -p "${prompt}" pick
-        if [[ "$pick" == "" && "$default" != "" ]]; then
-            pick=${default}
-            break
-        fi
-
-        if ! _is_digit "$pick"; then
-            prompt="Input error, please input a number"
-            continue
-        fi
-
-        if [[ "$pick" -lt 1 || "$pick" -gt ${#arr[@]} ]]; then
-            prompt="Input error, please input a number between 1 and ${#arr[@]}: "
-            continue
-        fi
-
-        break
-    done
-
-    eval ${soft}=${arr[$pick-1]}
-    vname="$(get_valid_valname ${arr[$pick-1]})"
-    hint="$(get_hint $vname)"
-    [[ "$hint" == "" ]] && hint="${arr[$pick-1]}"
-    echo -e "\nyour selection: $hint\n"
-}
-
-get_latest_version() {
-    latest_version=($(wget -qO- https://kernel.ubuntu.com/~kernel-ppa/mainline/ | awk -F'\"v' '/v[4-9]./{print $2}' | cut -d/ -f1 | grep -v - | sort -V))
-    [ ${#latest_version[@]} -eq 0 ] && _error "Get latest kernel version failed."
-    kernel_arr=()
-    for i in ${latest_version[@]}; do
-        if _version_ge $i 5.15; then
-            kernel_arr+=($i);
-        fi
-    done
-    display_menu kernel last
-    if _is_64bit; then
-        deb_name=$(wget -qO- https://kernel.ubuntu.com/~kernel-ppa/mainline/v${kernel}/ | grep "linux-image" | grep "generic" | awk -F'\">' '/amd64.deb/{print $2}' | cut -d'<' -f1 | head -1)
-        deb_kernel_url="https://kernel.ubuntu.com/~kernel-ppa/mainline/v${kernel}/${deb_name}"
-        deb_kernel_name="linux-image-${kernel}-amd64.deb"
-        modules_deb_name=$(wget -qO- https://kernel.ubuntu.com/~kernel-ppa/mainline/v${kernel}/ | grep "linux-modules" | grep "generic" | awk -F'\">' '/amd64.deb/{print $2}' | cut -d'<' -f1 | head -1)
-        deb_kernel_modules_url="https://kernel.ubuntu.com/~kernel-ppa/mainline/v${kernel}/${modules_deb_name}"
-        deb_kernel_modules_name="linux-modules-${kernel}-amd64.deb"
-    else
-        deb_name=$(wget -qO- https://kernel.ubuntu.com/~kernel-ppa/mainline/v${kernel}/ | grep "linux-image" | grep "generic" | awk -F'\">' '/i386.deb/{print $2}' | cut -d'<' -f1 | head -1)
-        deb_kernel_url="https://kernel.ubuntu.com/~kernel-ppa/mainline/v${kernel}/${deb_name}"
-        deb_kernel_name="linux-image-${kernel}-i386.deb"
-        modules_deb_name=$(wget -qO- https://kernel.ubuntu.com/~kernel-ppa/mainline/v${kernel}/ | grep "linux-modules" | grep "generic" | awk -F'\">' '/i386.deb/{print $2}' | cut -d'<' -f1 | head -1)
-        deb_kernel_modules_url="https://kernel.ubuntu.com/~kernel-ppa/mainline/v${kernel}/${modules_deb_name}"
-        deb_kernel_modules_name="linux-modules-${kernel}-i386.deb"
-    fi
-    [ -z "${deb_name}" ] && _error "Getting Linux kernel binary package name failed, maybe kernel build failed. Please choose other one and try again."
-}
-
-get_char() {
-    SAVEDSTTY=`stty -g`
-    stty -echo
-    stty cbreak
-    dd if=/dev/tty bs=1 count=1 2> /dev/null
-    stty -raw
-    stty echo
-    stty $SAVEDSTTY
-}
-
-check_bbr_status() {
-    local param=$(sysctl net.ipv4.tcp_congestion_control | awk '{print $3}')
-    if [[ x"${param}" == x"bbr" ]]; then
-        return 0
-    else
-        return 1
-    fi
-}
-
-check_kernel_version() {
-    local kernel_version=$(uname -r | cut -d- -f1)
-    if _version_ge ${kernel_version} 4.9; then
-        return 0
-    else
-        return 1
-    fi
-}
-
-# Check OS version
-check_os() {
-    if _exists "virt-what"; then
-        virt="$(virt-what)"
-    elif _exists "systemd-detect-virt"; then
-        virt="$(systemd-detect-virt)"
-    fi
-    if [ -n "${virt}" -a "${virt}" = "lxc" ]; then
-        _error "Virtualization method is LXC, which is 不支持."
-    fi
-    if [ -n "${virt}" -a "${virt}" = "openvz" ] || [ -d "/proc/vz" ]; then
-        _error "Virtualization method is OpenVZ, 不支持."
-    fi
-    [ -z "$(_os)" ] && _error "系统不支持"
-    case "$(_os)" in
-        ubuntu)
-            [ -n "$(_os_ver)" -a "$(_os_ver)" -lt 16 ] && _error "Not supported OS, please change to Ubuntu 16+ and try again."
-            ;;
-        debian)
-            [ -n "$(_os_ver)" -a "$(_os_ver)" -lt 8 ] &&  _error "Not supported OS, please change to Debian 8+ and try again."
-            ;;
-        centos)
-            [ -n "$(_os_ver)" -a "$(_os_ver)" -lt 6 ] &&  _error "Not supported OS, please change to CentOS 6+ and try again."
-            ;;
-        *)
-            _error "系统不支持"
-            ;;
-    esac
-}
-
-sysctl_config() {
-    sed -i '/net.core.default_qdisc/d' /etc/sysctl.conf
-    sed -i '/net.ipv4.tcp_congestion_control/d' /etc/sysctl.conf
-    echo "net.core.default_qdisc = fq" >> /etc/sysctl.conf
-    echo "net.ipv4.tcp_congestion_control = bbr" >> /etc/sysctl.conf
-    sysctl -p >/dev/null 2>&1
-}
-
-install_kernel() {
-    case "$(_os)" in
-        centos)
-            if [ -n "$(_os_ver)" ]; then
-                if ! _exists "perl"; then
-                    _error_detect "yum install -y perl"
-                fi
-                if [ "$(_os_ver)" -eq 6 ]; then
-                    _error_detect "rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org"
-                    rpm_kernel_url="https://dl.lamp.sh/files/"
-                    if _is_64bit; then
-                        rpm_kernel_name="kernel-ml-4.18.20-1.el6.elrepo.x86_64.rpm"
-                        rpm_kernel_devel_name="kernel-ml-devel-4.18.20-1.el6.elrepo.x86_64.rpm"
-                    else
-                        rpm_kernel_name="kernel-ml-4.18.20-1.el6.elrepo.i686.rpm"
-                        rpm_kernel_devel_name="kernel-ml-devel-4.18.20-1.el6.elrepo.i686.rpm"
-                    fi
-                    _error_detect "wget -c -t3 -T60 -O ${rpm_kernel_name} ${rpm_kernel_url}${rpm_kernel_name}"
-                    _error_detect "wget -c -t3 -T60 -O ${rpm_kernel_devel_name} ${rpm_kernel_url}${rpm_kernel_devel_name}"
-                    [ -s "${rpm_kernel_name}" ] && _error_detect "rpm -ivh ${rpm_kernel_name}" || _error "Download ${rpm_kernel_name} failed, please check it."
-                    [ -s "${rpm_kernel_devel_name}" ] && _error_detect "rpm -ivh ${rpm_kernel_devel_name}" || _error "Download ${rpm_kernel_devel_name} failed, please check it."
-                    rm -f ${rpm_kernel_name} ${rpm_kernel_devel_name}
-                    [ ! -f "/boot/grub/grub.conf" ] && _error "/boot/grub/grub.conf not found, please check it."
-                    sed -i 's/^default=.*/default=0/g' /boot/grub/grub.conf
-                elif [ "$(_os_ver)" -eq 7 ]; then
-                    rpm_kernel_url="https://dl.lamp.sh/kernel/el7/"
-                    if _is_64bit; then
-                        rpm_kernel_name="kernel-ml-5.15.60-1.el7.x86_64.rpm"
-                        rpm_kernel_devel_name="kernel-ml-devel-5.15.60-1.el7.x86_64.rpm"
-                    else
-                        _error "Not supported architecture, please change to 64-bit architecture."
-                    fi
-                    _error_detect "wget -c -t3 -T60 -O ${rpm_kernel_name} ${rpm_kernel_url}${rpm_kernel_name}"
-                    _error_detect "wget -c -t3 -T60 -O ${rpm_kernel_devel_name} ${rpm_kernel_url}${rpm_kernel_devel_name}"
-                    [ -s "${rpm_kernel_name}" ] && _error_detect "rpm -ivh ${rpm_kernel_name}" || _error "Download ${rpm_kernel_name} failed, please check it."
-                    [ -s "${rpm_kernel_devel_name}" ] && _error_detect "rpm -ivh ${rpm_kernel_devel_name}" || _error "Download ${rpm_kernel_devel_name} failed, please check it."
-                    rm -f ${rpm_kernel_name} ${rpm_kernel_devel_name}
-                    /usr/sbin/grub2-set-default 0
-                fi
-            fi
-            ;;
-        ubuntu|debian)
-            _info "Getting latest kernel version..."
-            get_latest_version
-            if [ -n "${modules_deb_name}" ]; then
-                _error_detect "wget -c -t3 -T60 -O ${deb_kernel_modules_name} ${deb_kernel_modules_url}"
-            fi
-            _error_detect "wget -c -t3 -T60 -O ${deb_kernel_name} ${deb_kernel_url}"
-            _error_detect "dpkg -i ${deb_kernel_modules_name} ${deb_kernel_name}"
-            rm -f ${deb_kernel_modules_name} ${deb_kernel_name}
-            _error_detect "/usr/sbin/update-grub"
-            ;;
-        *)
-            ;; # do nothing
-    esac
-}
-
-reboot_os() {
-    echo
-    _info "系统需要重启才能生效"
-    read -p "是否立即重启系统? [y/n]" is_reboot
-    if [[ ${is_reboot} == "y" || ${is_reboot} == "Y" ]]; then
-        reboot
-    else
-        _info "重启已取消..."
-        exit 0
-    fi
-}
-
-install_bbr() {
-    if check_bbr_status; then
-        echo
-        _info "TCP BBR 已启用。无需执行..."
-        exit 0
-    fi
-    if check_kernel_version; then
-        echo
-        _info "内核版本大于4.9，直接设置TCP BBR……"
-        sysctl_config
-        _info "设置 TCP BBR 成功..."
-        exit 0
-    fi
-    check_os
-    install_kernel
-    sysctl_config
-    reboot_os
-}
-
-[[ $EUID -ne 0 ]] && _error "此脚本必须以root用户运行"
-opsy=$( _os_full )
-arch=$( uname -m )
-lbit=$( getconf LONG_BIT )
-kern=$( uname -r )
-
-clear
-echo "---------- 系统信息 ----------"
-echo " 系统：     $opsy"
-echo " 架构：     $arch ($lbit Bit)"
-echo " 内核：     $kern"
-echo "-------------------------------------"
-echo " 一键开启 TCP BBR 脚本"
-echo "-------------------------------------"
-echo
-echo "按任意键启用BBR...或者 Ctrl+C 取消"
-char=$(get_char)
-
-install_bbr 2>&1 | tee ${cur_dir}/install_bbr.log