mysql -h 192.168.1.100 -u root -p

grant select,insert,update,delete on testDB.* to user1@'%' identified by '123456';

show variables like 'max_connections';

ssh-keygen -t rsa

ssh-keygen -t rsa

id_rsa id_rsa.pub

touch authorized_keys

chmod 600 ~/.ssh/authorized_keys

mv jdk-8u65-linux-x64.rpm\"color: #0000ff">安装JDK


下载JDK
wget http://download.oracle.com/otn-pub/java/jdk/8u65-b17/jdk-8u65-linux-x64.rpm"htmlcode">

`chmod 777 jdk-8u65-linux-x64.rpm`


安装


rpm -ivh jdk-8u65-linux-x64.rpm


查看


java -version


配置环境变量
修改系统环境变量文件


vi + /etc/profile


向文件里面追加以下内容：


JAVA_HOME=/usr/java/jdk1.8.0_65
JRE_HOME=/usr/java/jdk1.8.0_65
PATH=$PATH:$JAVA_HOME/bin:$JRE_HOME/bin
CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar:$JRE_HOME/lib
export JAVA_HOME JRE_HOME PATH CLASSPATH


使修改立即生效：


source /etc/profile


centos直接yum安装nginx


处理源：


rpm -ivh http://nginx.org/packages/centos/6/noarch/RPMS/nginx-release-centos-6-0.el6.ngx.noarch.rpm


查看yum的nginx信息：


yum info nginx


安装：


yum install nginx


启动nignx：


service nginx start


输入主机地址查看：
http://192.168.1.100/
看到，


Welcome to nginx!
If you see this page, the nginx web server is successfully installed and working. Further configuration is required.
For online documentation and support please refer to nginx.org.
Commercial support is available at nginx.com.
Thank you for using nginx.


以上内容是小编给大家分享的LINUX 生产环境搭建推荐教程，希望大家喜欢。