启动start nginx 不成功而已不会报错
    重启nginx -s reload 如果异常会报错
    关闭nginx -s stop

    npm install —save -g core-js@^3
    ===========================================nginx
    yum install gcc-c++ 安装gcc
    yum install -y pcre pcre-devel 安装PCRE pcre-devel
    yum install -y zlib zlib-devel 安装zlib
    yum install -y openssl openssl-devel 安装Open SSL
    tar -zxvf nginx-1.10.1.tar.gz
    进入nginx里面
    cd nginx-1.10.1
    ./configure
    编译安装nginx
    make
    make install
    启动nginx

    cd /usr/local/nginx/sbin
    ./nginx 启动nginx

    192.168.126.129

    nohup java -jar 8081.war -> 8081.log
    & nohup java -jar 8082.war -> 8082.log
    & nohup java -jar 8083.war -> 8083.log &

    ps -ef | grep java*
    kill -9 4379 4371 4372