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One Final Commit for the Last Sprint

Deploying Python 3.9 on Offline CentOS Servers

Deploying applications in an isolated network environment requires preparing all necessary assets on a connected machine before transferring them. This guide outlines the procedure for setting up a Python 3.9 environment and project dependencies on an offline CentOS server.Phase 1: Resource Preparat...

Setting Up a Three-Node Elasticsearch Cluster on CentOS 7

Prerequisites Java Runtime Environment Install the Java 8 runtime environment: yum install -y java-1.8.0 Swap Deactivation Disable swap memory to ensure stability: # Edit fstab to comment out swap entries vim /etc/fstab # Immediately disable all swap partitions swapoff -a System Resource Tuning File...

Installing and Configuring Redis on Linux

Installing Redis from Source on Linux To install Redis on distributions like CentOS 7 or Ubuntu 18.04: Download the source archive: wget http://download.redis.io/releases/redis-4.0.0.tar.gz Extract the archive: tar -xvf redis-4.0.0.tar.gz Compile the source: cd redis-4.0.0 make If compilation fails...

Docker Fundamentals: Installation, Image Management, and Container Operations

Docker packages applications along with their runtime dependencies into portbale, isolated units—enabling consistant execution across environments. Its architecture draws inspiration from physical containerization: each container opeartes independently, with strict process and filesystem boundaries...

Building a Log Analysis System with Elasticsearch and Kibana

Log Analysis System Overview The ELK stack consists of three core components: Elasticsearch: Handles log indexing, storage, and search capabilities Logstash: Manages log collection, parsing, and data transformation Kibana: Provides visualization and dashboard creation interface These open-source too...

Docker Deployment and Management Fundamentals

Prerequisites and Installation Verify system requirements before procedeing. Docker Engine relies on specific kernel features (Linux 3.10+ for Centos 7). Environment Verification # Check kernel version uname -r # Confirm OS details cat /etc/os-release Setup Process Access the official documentation...

Setting Up GitLab and Jenkins for CI/CD Integration

Installing GitLab Obtaining GitLab Package Download the appropriate GitLab CE package from the Tsinghua University Open Source Mirror site: Index of /gitlab-ce/yum/el7/ Instaling Prerequisites Install required system dependencies: yum install -y curl policycoreutils-python openssh-server Enable and...

Locating and Pulling Specific MySQL Images from Docker Hub

Locating a MySQL image in the Docker registry begins with a filtered search to distinguish official repositories from third-party forks: docker search mysql \ --filter "is-official=true" \ --filter "stars=1000" \ --no-trunc The --filter flags limit results to verified, highly-use...

Executing a Git Release Workflow: Branching, Merging, and Tagging

Preparing the Local Environment and Synchronizing State Verify the working tree is clean before initiating a release workflow: git status --short Return to the primary development line and fetch upstream changes to avoid divergnece: git switch main git fetch origin git rebase origin/main Brnaching a...

Deploying GitLab CE on CentOS 8 with Self-Signed SSL Certificates

sudo yum install -y curl openssh-server openssh-clients postfix Import the GitLab package repository and install the Community Edition: curl -s https://packages.gitlab.com/install/repositories/gitlab/gitlab-ce/script.rpm.sh | sudo bash sudo dnf install -y gitlab-ce Create a dedicated directory for T...