
Cloud


S3: Elite to Mediocre
·2507 words·6 mins
S3 is no longer “cheap” with the evolution of hardware, and other challengers such as cloudflare R2.

Reclaim Hardware Bonus from the Cloud
·2842 words·14 mins
Hardware is interesting again, developments in CPUs and SSDs remain largely unnoticed by the majority of devs. A whole generation of developers is obscured by cloud hype and marketing noise.

FinOps: Endgame Cloud-Exit
·3947 words·8 mins
At the SACC 2023 FinOps session, I fiercely criticized cloud vendors. This is a transcript of my speech, introducing the ultimate FinOps concept — Cloud-Exit and its implementation path.

SLA: Placebo or Insurance?
·2404 words·5 mins
SLA is a marketing tool rather than insurance. In the worst-case scenario, it’s an unavoidable loss; at best, it provides emotional comfort.

Back to Basics: Tech Reflection Chronicles
·821 words·2 mins
The cost-cutting imperative has triggered a reevaluation of all technologies, including databases. This series critiques hot DB technologies and poses fundamental questions about their trade-offs: Are cloud databases, distributed databases, microservices, and containerization real needs or false hype?

EBS: Pig Slaughter Scam
·3869 words·8 mins
The real business model of cloud: “Cheap” EC2/S3 to attract customers, and fleece with “Expensive” EBS/RDS

Garbage QCloud CDN: From Getting Started to Giving Up?
·816 words·4 mins
I originally believed that at least in IaaS fundamentals — storage, compute, and networking — public cloud vendors could still make significant contributions. However, my personal experience with Tencent Cloud CDN shook that belief: domestic cloud vendors’ products and services are truly unbearable.
