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21CTO
21CTO
Apr 24, 2026 · Operations

GitHub Outage Hits Copilot, Webhooks, Actions and PR Merge Queue

In the early hours of April 24, 2024, GitHub suffered a global outage that knocked out Copilot, Webhooks, and Actions, later exposing a regression bug in the Pull Request merge queue that caused incorrect merges, with full service restoration completed by 05:43.

ActionsCopilotGitHub
0 likes · 4 min read
GitHub Outage Hits Copilot, Webhooks, Actions and PR Merge Queue
Alibaba Cloud Native
Alibaba Cloud Native
Jul 5, 2025 · Cloud Native

Google Cloud 2025 Outage: Lessons Learned and Nacos Gray Release Solutions

A massive Google Cloud outage on June 12, 2025, caused by an untested Service Control feature triggered a null‑pointer exception that cascaded globally, and the article explains how configuration gray‑release techniques—especially Nacos IP and label canary deployments—can prevent similar disasters.

Cloud NativeConfiguration ManagementGoogle Cloud
0 likes · 13 min read
Google Cloud 2025 Outage: Lessons Learned and Nacos Gray Release Solutions
Cognitive Technology Team
Cognitive Technology Team
Apr 15, 2024 · Operations

Tencent Cloud Service Outage on April 8: Root Cause, Impact, and Improvement Measures

On April 8, Tencent Cloud experienced a major service outage caused by a cloud API failure that prevented console login and disrupted several public cloud services for 87 minutes, prompting a detailed post‑mortem that outlines the root cause, impact, and a series of operational and change‑management improvements.

OperationsTencent Cloudchange management
0 likes · 4 min read
Tencent Cloud Service Outage on April 8: Root Cause, Impact, and Improvement Measures
Programmer DD
Programmer DD
Apr 4, 2023 · Artificial Intelligence

Why Are ChatGPT Accounts Suddenly Being Banned? Inside the Mystery

A wave of unexpected ChatGPT account bans has sparked panic across social platforms, with users reporting locked accounts, halted registrations, and malfunctioning Plus subscriptions, while speculation ranges from mass‑registration sweeps to API misuse, prompting advice on detection and appeal procedures.

AIChatGPTOpenAI
0 likes · 8 min read
Why Are ChatGPT Accounts Suddenly Being Banned? Inside the Mystery
Code Ape Tech Column
Code Ape Tech Column
Jul 15, 2021 · Operations

What Really Caused Bilibili’s Sudden Outage? A Deep Dive into the Technical Failure

The article analyzes Bilibili's recent half‑hour service disruption, explores technical rumors such as an etcd crash, examines Kubernetes‑based cloud‑native infrastructure, reviews similar historic outages, and offers expert recommendations for improving high‑availability and disaster‑recovery in large‑scale internet services.

BilibiliCloud NativeKubernetes
0 likes · 8 min read
What Really Caused Bilibili’s Sudden Outage? A Deep Dive into the Technical Failure