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centos7升级mysql5.7.34
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LVS 工作原理图文讲解
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centos7配置部署mysql5.7
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centos7-redis启动脚本
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NGINX部署安装
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2021-09-18
centos7-redis启动脚本
根据需要自行修改脚本路径!新建脚本:vim /etc/init.d/redis#!/bin/sh #chkconfig: 2345 80 90 # Simple Redis init.d script conceived to work on Linux systems # as it does use of the /proc filesystem. REDISPORT=6379 EXEC=/usr/local/bin/redis-server CLIEXEC=/usr/local/bin/redis-cli PIDFILE=/var/run/redis_${REDISPORT}.pid CONF="/etc/redis/${REDISPORT}.conf" case "$1" in start) if [ -f $PIDFILE ] then echo "$PIDFILE exists, process is already running or crashed" else echo "Starting Redis server..." $EXEC $CONF fi ;; stop) if [ ! -f $PIDFILE ] then echo "$PIDFILE does not exist, process is not running" else PID=$(cat $PIDFILE) echo "Stopping ..." $CLIEXEC -p $REDISPORT shutdown while [ -x /proc/${PID} ] do echo "Waiting for Redis to shutdown ..." sleep 1 done echo "Redis stopped" fi ;; *) echo "Please use start or stop as first argument" ;; esac设置开机启动!systemctl daemon-reload systemctl start redis-server.service systemctl enable redis-server.servic
2021年09月18日
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2021-08-11
centos7升级mysql5.7.34
mysql5.7.27升级到5.7.34数据库3.下载mysqlwget https://repo.huaweicloud.com/mysql/Downloads/MySQL-5.7/mysql-5.7.34-linux-glibc2.12-x86_64.tar.gz4.解压mysqltar zxvf mysql-5.7.34-linux-glibc2.12-x86_64.tar.gz mv mysql-5.7.34-linux-glibc2.12-x86_64.tar.gz /opt/mysql备份原有配置文件、启动脚本cp /etc/my.cnf my.cnf.bak //拷贝配置文件cp /etc/init.d/mysqld mysqld.bak //拷贝启动脚本mkdir /opt/mysql/data //创建MySQL数据data目录5.添加用户组赋予权限chown -R mysql:mysql /opt/mysql/chown -R mysql /opt/mysql/datacd /opt/mysql/bin初始化数据库配置(注意会生成随机密码)./mysqld --user=mysql --basedir=/opt/mysql --datadir=/opt/mysql/data/ --initialize //可能无法生成密码7.配置文件添加my.cnfskip-grant-tables8.启动登录数据库修改密码、权限。mysql -uroot -puse mysql;mysql> update user set authentication_string=password('LST_zxjc!.123') where user='root';--设置root账户的host地址(修改了才可以远程连接)mysql>grant all privileges on . to 'root'@'%' identified by '123456';mysql>ALTER USER USER() IDENTIFIED BY 'roo t';mysql>flush privileges;停止数据库,删除配置文件选项skip-grant-tables把原有数据库进行备份或重命名data目录copy data目录到现有数据库(升级版本)11.修改权限chown -R mysql:mysql /opt/mysql启动数据库/etc/init.d/mysqld start
2021年08月11日
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2021-07-01
分享一个天气预报代码
打开地址,填写样式风格之类的,最后生成代码就可使用。https://widget.qweather.com/create-standard
2021年07月01日
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2021-06-02
NGINX部署安装
https://www.nginx.com/resources/wiki/modules/index.html //nginx官方模块安装依赖包yum install -y gcc gcc-c++ pcre pcre-devel zlib zlib-devel openssl openssl-devel下载解压nginxhttp://nginx.org/en/download.htmlcd /usr/local/src/wget http://nginx.org/download/nginx-1.20.1.tar.gztar zxvf ginx-1.20.1.tar.gz执行编译安装./configure \ --prefix=/usr/local/nginx \--with-http_realip_module \--with-http_ssl_module \--with-http_sub_module \--with-http_stub_status_module \--with-http_gzip_static_module \--with-pcre \编译安装make make installecho $? //检查编译安装是否有错启动nginx: /usr/local/nginx/sbin/nginx //启动nginx/usr/local/nginx/sbin/nginx -t //检测配置文件/usr/local/nginx/sbin/nginx -s reload //重启nginx编写nginx启动脚本vim /etc/init.d/nginx //加入如下内容!/bin/bashchkconfig: - 30 21description: http service.Source Function Library. /etc/init.d/functionsNginx SettingsNGINX_SBIN="/usr/local/nginx/sbin/nginx"NGINX_CONF="/usr/local/nginx/conf/nginx.conf"NGINX_PID="/usr/local/nginx/logs/nginx.pid"RETVAL=03prog="Nginx"start() { echo -n $"Starting $prog: " mkdir -p /dev/shm/nginx_temp daemon $NGINX_SBIN -c $NGINX_CONF RETVAL=$? echo return $RETVAL}stop() { echo -n $"Stopping $prog: " killproc -p $NGINX_PID $NGINX_SBIN -TERM rm -rf /dev/shm/nginx_temp RETVAL=$? echo return $RETVAL}reload(){ echo -n $"Reloading $prog: " killproc -p $NGINX_PID $NGINX_SBIN -HUP RETVAL=$? echo return $RETVAL}restart(){ stop start}configtest(){ $NGINX_SBIN -c $NGINX_CONF -t return 0}case "$1" in start) start ;; stop) stop ;; reload) reload ;; restart) restart ;; configtest) configtest ;; *) echo $"Usage: $0 {start|stop|reload|restart|configtest}" RETVAL=1esacexit $RETVAL保存后,执行chmod a+x /etc/init.d/nginxchkconfig --add nginxchkconfig nginx on
2021年06月02日
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