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The principle of MySQL master master synchronization and master-slave synchronization is the same, except that both sides are master-slave roles. Environmental Science Operating system version: CentOS7 64 bitMySQL version: mysql5.6.33Node 1IP: 192.168.1.205 host name: edu-mysql-01Node 2IP: 192.168.1.206 host name: edu-mysql-0 ...

In the next article, after learning about Apache's basic configuration and SELinux, continue demonstrating the virtual host capabilities and access control methods provided by Apache. If you haven't looked at the last suggestion, look at it first and come back later, last article " linux Getting Started Series 18--apache service 1 for Web ...

1. Configure Samba service on the server The first step is to install samba service through yum warehouse. The second step is to configure shared resources. In the process of configuring shared resources, samba service uses password authentication mode by default. The password authentication mode is based on the account information databa ...

This article comes from Rancher Labs   What is Pod security policy?   Kubernetes Pod security policy (PSP) is an important component of kubernetes security section. Pod security policy is a cluster level resource, used to control pod security related options, and also a mechanism to enhance kubernetes workload security. Kubernetes platform te ...

Basic regularity ^word ##Search for the beginning of the ^ line in vi/vim starting with word word$ ##Search for the end of the $line in vi/vim that ends in word ^$ ##Blank line . ##Represents and can only represent any one character \ ##For example, \. It only represents ...

About Ganglia Ganglia is an open source cluster monitoring visualization tool initiated by UC Berkeley, which is designed to measure thousands of nodes. Ganglia's core includes gmond, gmetad and a Web front end. It is mainly used to monitor the system performance, such as: cpu, mem, hard disk utilizat ...

Reference resources: https://blog.csdn.net/linuxnews/article/details/51106905 Environment Configuration: Local ip:192.168.1.41 Set Host Name hostnamectl set-hostname mail.jlkj.com Add hosts echo "192.168.1.41 mail.jlkj.com" >> /etc/hosts Turn off the firewall: sed -i 's/SELINUX=enforcing/SELINUX=disabled/ ...

Environmental preparation 1. Configure YUM software warehouse server and desktop machine do the same operation!!!!   # // server: $ vim /etc/yum.repos.d/base.repo [rhce] name = EX300 gpgcheck = 0 baseurl = http://classroom.example.com/content/rhel7.0/x86_64/dvd/ ### Clear the previous software warehouse cache $ yum clean ...

We start with the main function of servicemanager main and binder & loop //\frameworks\native\cmds\servicemanager\service_manager.c int main() { struct binder_state *bs; bs = binder_open(128*1024); if (!bs) { ALOGE("failed to open binder driver\n"); return -1; } ...

1, Environmental description Operating system: CentOS 7.5 Software version: harbor 1.5.0 2, Software installation 1. Preparation before installation # systemctl disable firewalld.service # systemctl stop firewalld.service # sed -i 's/SELINUX=enforcing/SELINUX=disabled/' /etc/selinux/config # setenforce 0 # hostnamectl --st ...