Programming VIP

Background;Another experience of abandoning windows The main reason is that the host is old and used for another host. I installed rocky linux directly. Personally, it's ubuntu appropriate. But I am a standard centos user. Just in time for the curtain call of centos. By the way, experience rocky linux, the father of centos! The process of insta ...

1. Block storage application case 1.1 problems Continue the experiment content of Day03, demonstrate the application case of block storage, and realize the following functions: Create mirror snapshotRestore data using snapshotsClone mirrors using snapshotsDelete snapshot 1.2 steps To implement this case, you need to follow the follow ...

Download VritualBox: https://download.virtualbox.org/virtualbox/ The version I downloaded is: https://download.virtualbox.org/virtualbox/6.1.8/VirtualBox-6.1.8-137981-Win.exe Download CentOS from Tsinghua image source: https://mirror.tuna.tsinghua.edu.cn/centos/7/isos/x86_64/ Alicloud downloads CentOS: https://mirrors.aliyun.com/centos/7/isos/ ...

In the near future, we need to make some modifications to Zen. We installed a bunch of php environment, but we still don't know how to run the project locally. We simply deployed a new open source Zen on the test server, directly connected to the database, copied the code in the folder / opt/zbox/app/zentao, and directly modified it. Restart th ...

Centos7 installation mysql8 (two installation methods) super detailed 1, Command installation 1. Configure Mysql 8.0 installation source: rpm -Uvh https://dev.mysql.com/get/mysql80-community-release-el7-1.noarch.rpm [root@localhost home]# rpm -Uvh https://dev.mysql.com/get/mysql80-community-release-el7-1.noarch.rpm obtain https://dev.mysql. ...

Hi, I summarized and recorded the deployment notes of docker under the offline centos8 two days ago. Today is the last day of 2021. Today, I was sitting on the train home from this business trip. There was nothing to do on the train. It's not beautiful to summarize and record other processes of the installation of the offline centos8 environmen ...

Implementation principle of DHCPDHCP definitionDHCP Dynamic Host Configuration Protocol (DHCP) is a local area network protocol, which uses UDP protocol to work. It is a popular Client/Server protocol, which is generally used to specify relevant configuration information for hosts or routers. DHCP service has been widely used in enterprises and ...

file module The keywords of this module include path, path of the controlled host, state status, touch to create file, directory to create directory, recursion, owner's master, group, and mode permission. 1. Create a file and set the owner, group and permission [root@localhost opt]# ansible dbserver -m file -a "path=/var/www/html/xjm.html st ...

1. Prepare openssh server Enter the following command to check whether openssh server is installed. If it is installed, the corresponding information will be output [root@sagecat ~]# yum list installed | grep openssh openssh.x86_64 7.4p1-21.el7 @anaconda openssh-clients.x86_64 7.4p1-21 ...

Author: Ge Ermeng I openGauss standalone installation Hardware and software environment: Hardware environment: virtual machine memory 8GB, 4-core CPU, 900G disk (not required) < o: P > < / O: P > Software environment: centos7 6<o:p></o:p> Database version: opengauss2.0 0 Enterprise Edition: opengauss-2.0 0-CentOS-64bit- ...