2Reflecting on the AWS Outage: Uncovering Cloud Testing Blind Spots and AI StrategiesA catastrophic AWS outage in October 2025 exposed critical flaws in modern cloud testing. This analysis details the $10 billion disaster’s root causes—from hidden dependencies to race conditions—and explores how AI-powered resilience strategies can prevent future global system crashes.
3What can PerfDog doRecently, WeTest international community launched a global discussion on "performance testing tools", many KOLs said PerfDog is the best testing tool they've ever used.
5Optimizing Word Frequency Statistics with Kafka and Spark Streaming In this article, we present an optimized solution using Kafka and Spark Streaming, which significantly reduces the cost of querying large numbers of indexes and improves the timeliness of word frequency updates.