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Reprint https://blog.csdn.net/yejiyueshang/article/details/78745664 Linux version: CentOS 6.5 64 bit 1. Download MySQL wget https://dev.mysql.com/get/Downloads/MySQL-5.7/mysql-5.7.20-1.el6.x86_64.rpm-bundle.tar 1 2. decompression mkdir mysql cd mysql [root@localhost mysql]# tar -xvf mysql-5.7.20-1.el6.x86_64.rpm-bundle. ...

1. When installing apache, it has been checked that there is no mysql native to centos installed locally. If there is any, it must be uninstalled, or the port may be occupied 2. Prepare mysql installation package (note that when compiling, the compilation of mysql 5.5 and above is different from that of mysql 5.5 and below. 5.5 needs to be comp ...

The previous article introduced the logical backup tool mysqldump. This article will demonstrate the second part of data backup and recovery by using xtrabackup, a more popular physical backup tool. 1. Installation of xtrabackup tool 1.1 installation dependency package /* xtrabackup You need to install the related dependency package to use th ...

Blog Outline: 1, PXC introduction 2, Deploy PXC cluster 1, PXC introduction Reference resources: Official Percona PXC is an open source MySQL high availability solution, which integrates Percona Server and Xtrabackup with Galera library to realize synchronous multi master replication. High availability solutions based on Galera mainly incl ...

Article directory mdadm introduction Parameters of the mdadm command Actual combat raid 0 Two new hard disks Create raid0 Save configuration information Create partition on raid 0 Format partition and mount Set up auto mount after power on mdadm introduction Management software raid tool: mdad ...

Blog Outline:1, MQ introduction2, What is RabbitMQ?3, Installing RabbitMQ4, Deploy Rabbitmq cluster1) Deployment environment2) Install rabbitmq service3) Configure the host file and add the above two nodes to the cluster4) rabbitmq01 configure the cluster and add rabbitmq02 and 03 to the 01 cluster5) Accessing the web interface6) Add vhost to ...

Article directory 4. PT table checksum to verify master-slave data 4.0 references and installation 4.1. Pt table checksum verification principle 4.2 notes and common parameters 4.2.1 precautions 4.2.2 description of common parameters 4.3 best practices 4.4 troubleshooting of common problems 4.4.1, ...

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 ...

1. Confirm kernel version CentOS7 kernel is generally 3.10, which meets the installation conditions (> = 3.8) uname -r //perhaps uname -a 2. update pack yum unpdate -y This process may be a little slow. If there is a higher version of kernel, it will update back to 3.10 View the current default kernel grub2-editenv list Changed to newer k ...

Catalog Check and delete the original yum source Download the yum source for CentOS Install RPM package yum configuration Modify yum configuration Clean up and rebuild cache Because red hat's Yum needs to be charged and registered before it can be used. So I want to update the yum source to ...