Centos7:
查看防火墙状态:firewall-cmd --state
开启防火墙:systemctl start firewalld.service
关闭防火墙(重启失效):systemctl stop firewalld.service
开机不启动防火墙:systemctl disable firewalld.service
开机启动防火墙:systemctl enable firewalld.service
重启防火墙:firewall-cmd --reload
查看已开放端口:firewall-cmd --list-ports
查看指定端口状态(以1521端口为例):firewall-cmd --zone=public --quer...
一、在线安装1、替换网易yum源curl?-o?/etc/yum.repos.d/CentOS-Base.repo?mirrors.163.com/.help/CentOS7-Base-163.repo2、清理缓存yum?clean?all?
yum?makecache3、下载rpm文件yum?localinstall?https://repo.mysql.com//mysql80-community-release-el7-1.noarch.rpm4、安装MySQL数据库yum?install?mysql-community-server?-y二、本地安装1、上传MySQL安装包下载链接:https://dev.mysql.com/get/Downloads/MySQL-8.0/mysql-8.0....
CentOS 7.0默认使用的是firewall作为防火墙,这里改为iptables防火墙。
1、关闭firewall:
systemctl stop firewalld.service
systemctl disable firewalld.service
systemctl mask firewalld.service
2、安装iptables防火墙
yum install iptables-services -y3.启动设置防火墙# systemctl enable iptables
# systemctl start iptables
4.查看防火墙状态systemctl status iptables5编辑防火墙,增加端口
vi /etc/sysconfig/iptable...
目录一、集群信息... 4二、集群搭建... 41、制作软件源... 42、主机基础配置... 53、集群基础环境准备... 74、集群资源准备... 95、资源配置... 116、constraint配置... 127、stonith配置... 138、集群功能验证... 14三、集群常用命令及作用... 171、验证群集安装... 172、查看群集资源... 173、使用群集脚本... 174、STONITH 设备操作... 175、查看群集配置... 176、管理群集... 18 CentOS7/RHEL7高可用集群搭建一、集群信息使用...
1 红帽RHEL8和RHEL7功能区别对比1.1 默认的文件系统RHEL8与RHEL7都是采用XFS1.2 RHEL8与RHEL7的内核版本分别是多少关于内核版本,RHEL8和7的区别如下:RHEL8采用4.18.0-xRHEL7采用3.10-0-x1.3 内核代码名字关于内核代码,RHEL8和7的区别如下:RHEL8采用2019-05-07 (Kernel Version 4.18.0-80)RHE7采用2014-06-09 (Kernel Version 3.10.0-123)1.4 标准/默认的仓库频道关于仓库频道,RHEL8和7的区别如下:RHEL8Repo ID: rhel-8-for-x...
安装:
yum -y install epel-release
yum -y install monit配置:vim /etc/monitrc
set daemon 30
set log syslog
set httpd port 2812 and
use address 172.20.10.11
allow 172.20.10.2
allow admin:monit
#with ssl { # enable SSL/TLS and set path to server certificate
# pemfile: /etc/ssl/certs/monit.pem
#}
include /etc/monit.d/*配置监控服务:a. 监控apache:vim /etc/monit.d/apache
check ...
GitLab是一个利用Ruby on Rails开发的开源应用程序,实现一个自托管的Git项目仓库,可通过Web界面进行访问公开的或者私人项目.安装参考https://about.gitlab.com安装相关的依赖和软件包yum -y install policycoreutils openssh-server openssh-clients postfix curl policycoreutils-python openssh-serversystemctl enable postfix && systemctl start postfix
systemctl enable sshd
systemctl start sshd添加GitLab仓库,并安装到...
开启远程访问: GRANT ALL PRIVILEGES ON *.* TO ‘root‘@‘%‘ IDENTIFIED BY ‘root‘ WITH GRANT OPTION; 允许任何ip以root用户登录flush privileges;立即生效 CentOS 7.0默认使用的是firewall作为防火墙,这里改为iptables防火墙。1、关闭firewall:systemctl stop firewalld.servicesystemctl disable firewalld.servicesystemctl mask firewalld.service2、安装iptables防火墙yum install iptables-services -y3.启动设置防...
系统通过环境变量LANG设置语言格式编码查看当前语言环境echo $LANG查看是否安装中文语言,Linux中通过locale来设置程序运行的不同语言环境locale -a | grep ‘zh‘如果没有中文,安装中文yum install kde-l10n-Chinese安装glibc-common检查是否安装yum list installed | grep glibc
或
rpm -qa | grep glibc重装yum reinstall glibc-common临时设置中文,reboot重启后失效export LANG="zh_CN.utf8" //export设置或显示系统环境变...
基础环境:
centos7(关闭防火墙、selinux)PHP 7.2postgresql 12.4时间同步1、yum源准备rpm -ivh https://repo.zabbix.com/zabbix/5.0/rhel/7/x86_64/zabbix-release-5.0-1.el7.noarch.rpm #zabbix5.0的yum源
sed -i "s#http://repo.zabbix.com#https://mirrors.aliyun.com/zabbix#g" /etc/yum.repos.d/zabbix.repo #换为阿里的源,下载速度会快一点
useradd zabbix #添加zabbix用户2、zabbix安装yum install zabbix-server-pgsq...
直接用yum install docker -y安装的docker版本为1.12,但是docker发展很快,现在都17.06.2了。docker-ce是指docker的社区版卸载老版本的 docker 及其相关依赖sudo yum remove docker docker-common container-selinux docker-selinux docker-engine安装 yum-utils,它提供了 yum-config-manager,可用来管理yum源sudo yum install -y yum-utils添加yum源sudo yum-config-manager --add-repo https://download.docker.com/linux/cen...
废话不多说直接上解决方法,推荐方法一方法一:在/etc/docker/daemon.json 文件中添加"iptables": false如下:
{"registry-mirrors": ["http://hub-mirror.c.163.com"],"iptables": false
}然后
# systemctl daemon-reload
#systemctl restart docker方法二:(如果在使用这种方法之前已经启用的docker容器,仍然不受firewall控制)#修改/usr/lib/systemd/system/docker.service
#vi /usr/lib/systemd/system/docker.service
#找到...
1.下载maven的tar.gz安装包2.移到centos7中并解压tar -xzvf maven.tar.gz
3.开始配置maven环境变量,通过命令vim /etc/profile
4.配置环境变量#mavenexport MAVEN_HOME=/var/local/apache-maven-3.5.4
export PATH=${MAVEN_HOME}/bin:$PATH然后保存退出5.查看版本mvn -version
6.替换maven源,阿里云的源:打开maven配置文件,比如:vi /data/maven3/conf/settings.xml找到<mirrors></mirrors>标签对添加后的效果为:<mirrors> <mi...
关闭firewallservice firewalld stop
systemctl disable firewalld.service #禁止firewall开机启动安装iptables规则:yum install iptables-services #安装打开/etc/sysconfig/iptables配置文件默认:# sample configuration for iptables service
# you can edit this manually or use system-config-firewall
# please do not ask us to add additional ports/services to thisdefault configuration
*filter
:INPUT ACCEPT [0:0...
1 win7+Centos7.5安装(1)下载映像在已有win7的基础上安装centos7.5,首先下载centos光盘映像,可从官网下载http://isoredirect.centos.org/centos/7/isos/x86_64/CentOS-7-x86_64-DVD-1804.iso或百度网盘下载链接:https://pan.baidu.com/s/19sfqal_r4FEzupRvugufog 提取码:fbq4(2)写入映像一个8g及以上的u盘,以及USBwriter软件。将下载的iso镜像写入优盘。U盘数据提取备份,这里会被格式化。写入镜像比较简单,设置好源文件...