一、jdk安装
1.查看之前是否安装过jdk,安装了就卸载
# 查看jdk版本 java –version # 查看安装的jdk信息 rpm -qa | grep java # 卸载jdk rpm -e --nodeps java-1.6.0-openjdk-1.6.0.35-1.13.7.1.el6_6.i686 rpm -e --nodeps java-1.7.0-openjdk-1.7.0.79-2.5.5.4.el6.i686
2.配置环境变量
vim /etc/profile export JAVA_HOME=/usr/local/soft/jdk1.8.0_11 export JRE_HOME=$JAVA_HOME/jre export CLASSPATH=.:$JAVA_HOME/lib:$JRE_HOME/lib:$CLASSPATH export PATH=$JAVA_HOME/bin:$JRE_HOME/bin:$PATH source /etc/profile
二、安装MySql
1.查看之前是否安装过mysql,安装了就卸载
rpm –qa | grep mysql rpm –e --nodeps mysql-libs-5.1.73-5.e16_6.i686
解压缩软件包
tar -xvf mysql-8.0.19-1.el7.x86_64.rpm-bundle.tar
2.安装mysql服务端
rpm -ivh mysql-community-server-8.0.19-1.el7.x86_64.rpm --nodeps --force
3.安装mysql客户端
rpm -ivh mysql-community-client-8.0.19-1.el7.x86_64.rpm --nodeps --force
安装其他想要安装的mysql软件
rpm -ivh mysql-community-common-8.0.19-1.el7.x86_64.rpm --nodeps --force rpm -ivh mysql-community-libs-8.0.19-1.el7.x86_64.rpm --nodeps --force
rpm -ivh mysql-community-devel-8.0.19-1.el7.x86_64.rpm --nodeps --force
rpm -ivh mysql-community-embedded-compat-8.0.19-1.el7.x86_64.rpm --nodeps --force
rpm -ivh mysql-community-libs-compat-8.0.19-1.el7.x86_64.rpm --nodeps --force
rpm -ivh mysql-community-test-8.0.19-1.el7.x86_64.rpm --nodeps --force
查看mysql是否安装成功
rpm -qa | grep mysql
启动mysql服务报错
mysqld --initialize
chown mysql:mysql /var/lib/mysql -R
./mysqld: error while loading shared libraries: libaio.so.1: cannot open shared object file: No such file or directory
yum install -y libaio
yum install -y libaio.so.1
启动mysql报错
Job for mysqld.service failed because the control process exited with error code. See "systemctl status mysqld.service" and "journalctl -xe" for details.
查看失败日志信息
more /var/log/mysqld.log
删除重新启动服务器
rm -rf /var/lib/mysql
systemctl start mysqld.service
systemctl enable mysqld
查看MySql第一次登录密码
cat /var/log/mysqld.log | grep password
登录mysql数据库
mysql -uroot -p
修改登录密码
alter user 'root'@'localhost' identified by 'your_password';
配置远程登录
mysql -u root -p #登陆数据库 mysql> use mysql; mysql> update user set host = '%' where user = 'root'; #将用户root的host设为% mysql> flush privileges; mysql> select host,user from user; #查看root的host是不是成功被修改成为%
ALTER USER 'root'@'%' IDENTIFIED WITH mysql_native_password BY 'newpassword'; #更新一下用户的密码 root用户密码为newpassword
注意:如果是阿里云机器需要放开3306端口
三、tomcat安装
1.Tomcat上传到linux上
2.将上传的tomcat解压
3.在tomcat/bin目录下执行 startup.sh(注意防火墙)
4.查看目标 tomcat/logs/catalina.out
startup.sh与shutdown.sh一致
export JAVA_HOME=/home/weihu/jdk1.8.0_211
export JRE_HOME=${JAVA_HOME}/jre
export PATH=${JAVA_HOME}/bin:${JRE_HOME}:$PATH
export CLASSPATH=.:${JRE_HOME}/lib/rt.jar:${JAVA_HOME}/lib/dt.jar:${JAVA_HOME}/lib/tools.jar
export TOMCAT_HOME=/home/weihu/apache-tomcat-9.0.19
四、redis安装
yum install gcc-c++ 切换至程序目录,并执行make命令编译 cd /usr/local/redis/redis-5.0.3 make make PREFIX=/usr/local/redis install make install安装完成后,会在/usr/local/redis/bin目录下生成下面几个可执行文件,它们的作用分别是: redis-server:Redis服务器端启动程序 redis-cli:Redis客户端操作工具。也可以用telnet根据其纯文本协议来操作 redis-benchmark:Redis性能测试工具 redis-check-aof:数据修复工具 redis-check-dump:检查导出工具 配置redis 1.复制配置文件到/usr/local/redis/bin目录: cd /usr/local/redis/redis-5.0.3 cp redis.conf /usr/local/redis/bin 启动redis cd /usr/local/redis/bin/ ./redis-server redis.conf 另外开一个终端进行验证,启动redis客户端 cd /usr/local/redis/bin/ ./redis-cli
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