linux basic learning [9]

Software management 1. yum: The most important function of the upper software management tool is to solve software dependency. The prerequisite for yum to be operational is that it must have a yum source and configure the source-to-file 1. Getting ISO Mirror Files Matching the System rhel-server-7.0-x86_64-dvd.iso 2. Mount the mirror file i ...

Posted by coellen on Fri, 25 Jan 2019 13:54:14 -0800

CentOS 7.4 RPM Installation of MySQL 5.7.19

1. Basic environmental preparation Operating System: CentOS 7.4 Kernel Version 3.10.0-693, which can be viewed using uname-a commandOracle JDK 1.8_171 (Oracle JDK is recommended) can be viewed using the java-version commandIf you have a firewall policy, please open port 3306, or close the firewall policy.Check to see if MySQL comes with you. C ...

Posted by joecooper on Thu, 24 Jan 2019 03:00:14 -0800

Monitoring MySQL with Percona monitoring for zabbix

system requirements The monitored hosts and MySQL monitored accounts, zabbix agent 2.0 or above (preferably the same as zabbix-server version), php, php-mysql (php version is not limited, after testing 5.3 is possible). Best version not too low), Percona Monitoring Plugins for Zabbix Install zabbix agent https://www.cnblogs.com/fishparadise/p/9 ...

Posted by xshanelarsonx on Thu, 10 Jan 2019 13:54:09 -0800

Install Mysql Galera Cluster - Install MySQL Galera Cluster Offline offline

Install Mysql Galera Cluster - Install MySQL Galera Cluster Offline offline Install Mysql Galera Cluster - Install MySQL Galera Cluster Offline offline 0. preparation 1. Prepare the server 1.1. Disable mysqld SELinux 1.1.1. disable SELinux for mysql 1.1.2. Disable SELinux directly 1.2. Firewall settings 1.2.1 ...

Posted by fr@nkie on Wed, 09 Jan 2019 14:12:10 -0800

An Attempt to Separate Reading and Writing Based on MGR+Atlas and the Assumption of MGR+Keepalived+Atlas Automatic Fault Transfer+Reading and Writing Separation

Replication environment preparation In theory, read-write separation has nothing to do with the replication mode. Atlas is responsible for redirecting read-write. As for the replication mode itself, this is the test environment. Before testing the single-machine multi-instance of MGR, the replication mode of single-master mode of MGR, it is co ...

Posted by Joopy on Tue, 08 Jan 2019 09:54:11 -0800

RHEL/CentOS/Fedora Various Sources (EPEL, Remi, RPMForge, RPMFusion) Configuration

CSDN GitHub RHEL/CentOS/Fedora Various Sources (EPEL, Remi, RPMForge, RPMFusion) Configuration AderXCoding/system/tools/yum This work adopts Knowledge Sharing Signature - Noncommercial Use - Sharing 4.0 International Licensing Agreement in the Same Way For permission and reprint, please indicate the source. Thank you for your coo ...

Posted by twopeak on Tue, 18 Dec 2018 15:33:04 -0800

[MD] Yum install -- download only download dependency packages, off-line installation of salt

The original post was published at the beginning of 17 years. This time, it was re-edited and perfected with md. copyright: wangn 2017-1-16 CentOS-7-x86_64-Minimal-1511.iso CentOS Linux release 7.2.1511 (Core) When deploying linux programs in offline production environment, rpm installation is often needed. T ...

Posted by CodeX on Tue, 18 Dec 2018 11:15:05 -0800

Elastic search installation settings under -(2) - linux

Setting up Elastic search This section contains information on how to set up and run Elastic search, including: download install start To configure Supported Platform Formally supported operating systems and JVM matrices are available here: support matrices. Elastic search has been tested on the listed platforms, but it may also work on o ...

Posted by VisionsOfCody on Sun, 16 Dec 2018 20:33:04 -0800

[mmc subsystem] (Chapter II) mmc core (IV) - card related module (mmc type card)

Zero, Explanation (Importantly, it is necessary to clarify the concept first to help the later understanding) 1. The mmc core-card module implements corresponding operations for the corresponding card, including initialization operations and corresponding bus operation sets. Responsible for things related to the corresponding card protocol la ...

Posted by aikman on Sat, 15 Dec 2018 19:03:04 -0800

linux and windows install openOffice to convert excel and doc files to pdf or html

1. Preparations (downloading software, etc.) 1. openoffice Download Address http://www.openoffice.org/zh-cn/download/ Download the version you need, windows or linux, etc. 2. In addition to openoffice, we also need to use pdf2htmlEX software; download address https://github.com/coolwanglu/pdf2htmlEX/ https://github.com/coolwanglu/pdf2html ...

Posted by ffdave77 on Wed, 12 Dec 2018 21:54:06 -0800