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DevOps Operations Practice

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Latest from DevOps Operations Practice

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DevOps Operations Practice

Oct 31, 2024 · Operations

Bilibili Data Center Migration: Planning, Execution, and Lessons Learned

This article details Bilibili’s 18‑month, multi‑region data‑center migration, covering background, project challenges, comprehensive planning, execution steps, risk management, automation, and post‑migration benefits, offering practical insights for large‑scale infrastructure relocation and operational optimization.

BilibiliData Center Migrationinfrastructure operations

0 likes · 21 min read

Bilibili Data Center Migration: Planning, Execution, and Lessons Learned

DevOps Operations Practice

Oct 29, 2024 · Fundamentals

Git, GitLab, and GitHub: Features, Differences, and Use Cases

This article provides a comprehensive overview of Git, GitLab, and GitHub, explaining their core functionalities, typical scenarios, and key distinctions to help developers and DevOps engineers choose the right version‑control solution for their projects.

CI/CDDevOpsGit

0 likes · 7 min read

Git, GitLab, and GitHub: Features, Differences, and Use Cases

DevOps Operations Practice

Oct 22, 2024 · Cloud Native

How to Find the IP Address of a Docker Container

This guide explains how to quickly retrieve the IP address of a running Docker container using simple commands such as `docker ps`, `docker inspect`, and a formatted inspect query, with step‑by‑step instructions and example output for easy debugging and network configuration.

Dockercontainerinspect

0 likes · 3 min read

How to Find the IP Address of a Docker Container

DevOps Operations Practice

Oct 10, 2024 · Operations

Seven Key Truths About Operations: Downtime, Automation, Prevention, Technology as a Tool, DevOps, Communication, and Security

Effective operations management acknowledges inevitable downtime, emphasizes automation, prioritizes proactive prevention, treats technology as a means rather than an end, integrates closely with development through DevOps, relies on strong communication, and continuously addresses pervasive security challenges to minimize business impact.

automationdowntimemonitoring

0 likes · 5 min read

Seven Key Truths About Operations: Downtime, Automation, Prevention, Technology as a Tool, DevOps, Communication, and Security

DevOps Operations Practice

Oct 5, 2024 · Operations

Practical Linux Commands for File Classification, Process Monitoring, and Network Analysis

This article demonstrates how to use xargs with find and tar for file handling, ps for identifying high‑memory and high‑CPU processes, and netstat combined with awk and sort to inspect TCP connection states and the top requesting IP addresses, providing essential command‑line techniques for system administrators.

netstatpsshell

0 likes · 4 min read

Practical Linux Commands for File Classification, Process Monitoring, and Network Analysis

DevOps Operations Practice

Oct 3, 2024 · Cloud Native

Deploying and Using MetalLB for Load Balancing in Self‑Managed Kubernetes Clusters

This article introduces MetalLB, an open‑source load‑balancing solution for self‑managed Kubernetes clusters, explains its deployment requirements, operating principles, Layer 2 and BGP modes, and provides step‑by‑step installation and verification instructions using Kubernetes manifests, Helm, and Kustomize.

BGPHelmKubernetes

0 likes · 9 min read

Deploying and Using MetalLB for Load Balancing in Self‑Managed Kubernetes Clusters

DevOps Operations Practice

Sep 26, 2024 · Operations

How to Install Docker on Ubuntu 24.04

This guide walks you through updating Ubuntu 24.04, adding Docker's repository, installing the Docker engine, starting and enabling the service, verifying the installation, adding your user to the Docker group, and running basic Docker commands, all with exact terminal commands.

Ubuntulinux

0 likes · 5 min read

DevOps Operations Practice

Sep 25, 2024 · Operations

Prometheus 3.0‑beta Released: New UI, Remote Write 2.0, OpenTelemetry Support, and Other Major Changes

Prometheus 3.0‑beta introduces a completely redesigned UI, Remote Write 2.0 with native support for metadata and histograms, built‑in OpenTelemetry metrics handling, UTF‑8 label support, native histograms, and several feature‑flag removals, while encouraging community testing before production use.

BetaReleaseObservabilityOpenTelemetry

0 likes · 6 min read

Prometheus 3.0‑beta Released: New UI, Remote Write 2.0, OpenTelemetry Support, and Other Major Changes

DevOps Operations Practice

Sep 24, 2024 · Cloud Native

How to Install MiniKube on RHEL 8

This guide provides a step‑by‑step tutorial for installing MiniKube on RHEL 8, covering system updates, required dependencies, Docker and kubectl installation, MiniKube binary setup, cluster startup, verification, and optional add‑ons, ensuring a functional local Kubernetes environment.

DockerKubernetesMinikube

0 likes · 6 min read

DevOps Operations Practice

Sep 23, 2024 · Operations

Root Cause Analysis and Optimization of High Load on Alibaba Cloud RocketMQ Consumer Service

The article investigates why a RocketMQ consumer service running on a 4‑core ECS experiences sustained high load despite low CPU, I/O and memory usage, identifies excessive thread creation and frequent trace‑module context switches as the main causes, and proposes configuration and SDK upgrades to resolve the issue.

JavaRocketMQThread Management

0 likes · 9 min read

Root Cause Analysis and Optimization of High Load on Alibaba Cloud RocketMQ Consumer Service