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Centos is a distributed name management and mapping system The main work is the mutual translation between ip address and domain name and the management of domain name address mapping database. Tip: the following is the main content of this article. The following cases can be used for reference 1, DNS server domain name overview Dom ...

RabbitMQ message middleware 1. Message Oriented Middleware 1. Introduction **Message middleware, also known as message queue, refers to the platform independent data exchange with efficient and reliable message transmission mechanism, and the integration of distributed systems based on data communication** In the distributed environment, mes ...

70% of this article is reprinted and 30% is supplemented. Original text: 2022 new and complete version of Qinglong panel docking robot, and silly girl docking onebot(oicq) protocol realizes robot function_ Dabei's Programming Notes blog - CSDN blog_ Qinglong panel qq robot Solve bash: /root/sillyGirl/sillyGirl: insufficient permissions and ws ...

Use of samba client Share windos to linux windows open sharing On windows, the sharing method is: right click file attribute [can also be shared, such as disk C] - sharing - Advanced sharing - open net share: open the command panel on windows to view the share ipconfig: open the command panel and check the local IP [this needs to be record ...

preface RabbitMQ is the message queue most used by Internet companies at present. It is commonly used in the following scenarios: Asynchronous, decouplingPeak elimination, Pinggu The following is the main content of this article. This case is for reference only 1, Installation mode Install via yumDownload the installation packag ...

CentOS7.2 64 bit installation of mongodb4 4.1 (detailed) Here, I use yum to install automatically. I strongly don't recommend Xiaobai to decompress the compressed package for automatic installation. There are too many pits! Introduction to environment variable path mongodb bin directory: / etcdbpath of mongodb: / var/lib/mongologpath of mong ...

edition: CENTOS7.2CDH5.10Kudu1.2 2.1 general This article centos7 2. The process of operating system deploying CDH Enterprise Edition. The installation of Cloudera enterprise data center is mainly divided into four steps: Cluster server configuration, including installing operating system, closing firewall, synchronizing server clock, etc ...

iptables are shielded according to the specified country (installation and use of GEOIP module) This process is suitable for Centos7* system 1, Install iptables addons (geoip module) 1. Download lux source wget http://repo.iotti.biz/CentOS/7/noarch/lux-release-7-1.noarch.rpm 2. Install lux source rpm -ivh lux-release-7-1.noarch.rpm --f ...

Reference notes: Install and configure Nginx using yum under CentOS 7 Nginx Getting Started Guide How to install nginx Install nginx using yum or up2date 1. First check the version number of Linux distribution cat /etc/redhat-release My system version is: CentOS Linux release 7.5.1804 (Core) 2.Nginx is not in the default Yum so ...

1, Buffer acceleration principle 1. Buffer acceleration Opcode: when the client requests a PHP program, the PHP engine of the server will parse the PHP program and compile it into a specific opcode file (opcode file for short, binary form). By default, opcode files are discarded after being executed by the PHP engine.Buffer acceleration ...