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Installing Docker on Linux curl -fsSL https://get.docker.com | sudo bash If the installation complains about missing dependencies: sudo apt-get -f install Granting Non-root Access sudo usermod -aG docker $USER newgrp docker Verify the daemon is reachable: docker info Speeding Up Pulls with a Mirror Create or edit /etc/docker/daemon.json: { ...

1. Zabbix Server Installation First, install the required dependencies for compiling Zabbix from source: yum install libxml2-devel net-snmp-devel libevent-devel curl-devel pcre* mariadb-devel php-fpm Configure and compile Zabbix with the necessary options: ./configure --prefix=/usr/local/zabbix --enable-server --enable-agent \ --enable-pro ...

Creating the Base Image This process builds an Nginx imagee from AlmaLinux:latest that automatically starts Nginx when containers launch. Setting Up Files mkdir ~/docker-nginx cd ~/docker-nginx echo 'Nginx operational' > index.html Dockerfile Configuration FROM almalinux:latest RUN yum clean all && \ yum -y install epel-release ...

Prerequisites Ensure you have root or sudo privileges on a Red Hat Enterprise Linux 9 or CentOS Stream system. Configuring the NGINX Repository Install the yum utilities package to manage repositories: sudo dnf install -y yum-utils Create the official NGINX repository configuration file: sudo tee /etc/yum.repos.d/nginx.repo <<'EOF' [ngin ...

Understending I/O Models In high-performance networking, the interaction between the application (A) and the system kernel (B) is defined by two primary dimensions: Synchronicity and Blocking behavior. 1. Synchronous vs. Asynchronous Synchronous: The requesting program must actively query the status of a task. It remains responsible for checki ...

Virtual IP Configuration virtual_ipaddress { 10.0.0.3/24 dev eth0 label eth0:1 } track_script { health_check } Failover Testing [root@lb01 ~]# systemctl is-active nginx active [root@lb01 ~]# ip a | grep 0.3 inet 10.0.0.3/24 scope global secondary eth0:1 [root@lb01 ~]# systemctl stop nginx [root@lb01 ~]# ip a | grep 0.3 # VIP migrated after ...

To establish a robust development environment for Laravel, we can orchestrate Nginx, PHP-FPM, MySQL, and Redis containers using Docker Compose. This approach ensures environment consistency and easy dependency management. 1. Project Structure and Configuration Create a root directory for your project, such as /opt/laravel-app. Inside this direc ...

This document outlines the architecture and implementation details of a live streaming platform developed as an undergraduate graduation project. 1: Development Environment Linux server configuration: debian10, gcc 10.2.1, php7.4.3, mysql 5.7.26, nginx1.15.11 Windows development environment: nginx1.15.11, php7.4.3, mysql 5.7.26 via XAMPP or sim ...

Understanding Caching Concepts Buffer vs. Cache buffer: Primarily used for write operations, acting as a write buffer. cache: Primarily used for read operations, serving as a read cache. Both address speed inconsistencies and involve I/O operations. Key Cache Considerations 1. Storage location (multi-level cache): Client-side (browser cach ...

Consul Web UI Proxy Setup location ~ ^/ui { auth_basic "Authentication Required"; auth_basic_user_file /etc/nginx/passwd.db; proxy_set_header Host $http_host; proxy_set_header X-Real-IP $remote_addr; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_pass http://localhost:8500; } Kibena Dashbo ...