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Yum Repository Configuration Update the package manager to utilize accelerated mirrors. Preserve the existing configuration before modifications: cp /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.bak Fetch the updated repository definition: curl -fsSL -o /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Cen ...

Install System Dependencies Update the system and install required development libraries and tools: yum -y update yum -y install gcc openssl-devel zlib-devel readline-devel libffi-devel bzip2-devel mysql-devel python-devel java wget git redis nginx supervisor Enable services to start automatically after a reboot: syst ...

Server Environment Setup Host: 4-core 8GB CentOS 7.9 virtual machine (verify with cat /etc/redhat-release) Dependencies: Anaconda, Python 3.8, uWSGI, Nginx Python 3.8 Compilation and Installation Update Yum Repositories First back up default CentOS base repo: cp /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.bak Replace wi ...

This guide outlines the process of installing MySQL 8 by compiling its source code on a CentOS 7 system. Source compilation provides maximum control over the installation and optimization. 1. System Environment Overview Before beginning, verify the operating system details. The instructions are tailored for CentOS 7. [root@host ~]# cat /etc/red ...

Prerequisites Log in to your CentOS 7 server using an account that has sudo privileges. Ensure that no other service (such as Apache) is occupying port 80 or 443, as this would prevent Nginx from starting. Installing Nginx Nginx is available from the EPEL (Extra Packages for Enterprise Linux) repository. Follow these steps to install it: Inst ...

Installl MongoDB Create a custom YUM repository: sudo tee /etc/yum.repos.d/mongodb.repo <<EOF [mongodb-org] name=MongoDB Repository baseurl=https://mirrors.aliyun.com/mongodb/yum/redhat/7/mongodb-org/4.2/x86_64/ gpgcheck=1 enabled=1 gpgkey=https://www.mongodb.org/static/pgp/server-4.2.asc EOF Install the MongoDB package: sudo yum install ...

Prerequisites and System Preparation Before proceeding, ensure the system has essential build tools and libraries installed: yum install -y vim gcc gcc-c++ glibc make autoconf openssl openssl-devel pcre-devel pam-devel zlib-devel tcp_wrappers-devel libedit-devel perl-IPC-Cmd wget tar lrzsz Update zlib Library Download and compile the latest zl ...

When attempting to install yum auxiliary packages on a CentOS 7 virtual machine environmetn prepared for Docker runtime deployment: sudo yum install -y yum-utils The following host resollution error is returend: Loaded plugins: fastestmirror Determining fastest mirrors Could not retrieve mirrorlist http://mirrorlist.centos.org?arch=x86_64& ...

A Kubernetes cluster requires atleast three CentOS 7 servers. One master node (hostname: master-k8s). Two worker nodes (hostnames: worker-k8s-01, worker-k8s-02). All steps in the Environment Preparation and Docker Installation sections must be executed on all three nodes: master-k8s, worker-k8s-01, and worker-k8s-02. Environment Preparation C ...

Let's Encrypt is a free, automated, and open Certificate Authority (CA) provided by the Internet Security Reseacrh Group (ISRG). It allows website owners to obtain trusted SSL certificates that are recognized by all major modern browsers. This guide demonstrates how to use the Certbot tool to generate and manage SSL certificates for Nginx on a ...