Practice
A Practical Guide to kind
· โ˜• 3 min read
1. Project Overview kind is a tool for managing Kubernetes clusters using containers. Project address https://github.com/kubernetes-sigs/kind . It is mainly used for: Local development environments Temporary environments for learning Automated testing 2. Installing kind macOS 1 brew install kind Linux 1 2 curl -Lo /usr/local/bin/kind https://kind.sigs.k8s.io/dl/v0.21.0/kind-linux-amd64 chmod +x /usr/local/bin/kind 3. Creating a kind Cluster If you have a PROXY configured locally, it is recommended to reset the environment variables before creating:

Distributing Cluster Images with Dragonfly V2
· โ˜• 10 min read
1. Introduction to Dragonfly The Dragonfly documentation at https://d7y.io/zh/docs/ already covers things in detail. Here is just a brief introduction to the main components of V2: Manager, which provides the UI, user management, cluster monitoring, task management, and other features Scheduler, which schedules traffic between Peers and provides preheating and other features Seed Peer, the back-to-source node used to download data from origin sites (Harbor, Docker.

Nydus Lazy-Loading Image Configuration and Practice
· โ˜• 9 min read
Statistics show that most files inside a container are never used. Based on this characteristic, Nydus defines a custom filesystem in the Rafs format, enabling on-demand loading of image files to solve the slow startup and storage consumption caused by large images. In AI scenarios, whether for inference or training, images often start at several GB, or even tens of GB, so Nydus is very well suited.

Integrating GPT Services into WeChat and Official Accounts
· โ˜• 3 min read
Paid integration service available at 200 RMB/year; technical support is also available at 200 RMB per session, capped at 1 hour. Follow the official account to get contact details. 1. Information You Need to Provide Go to https://mp.weixin.qq.com/ and open ใ€Settings and

Chaos Engineering and Putting It into Practice
· โ˜• 9 min read
Two months ago, I gave a talk to a business team about chaos engineering in practice. This post mainly organizes the content of that talk. Click to view the presentation 1. The Origin of Chaos 1.1 The Birth of the Discipline of Chaos Before discussing chaos, let us first think about the relationship between chaos, chaos engineering, and our production services.