Tagged with Web Scalability …

QUOTATION: Overcome Machine-Induced Self-Denial

You can avoid machine-induced self-denial by building a “shared- nothing” architecture. Where that is impractical, apply decoupling middleware to reduce the impact of excessive demand, or make the shared resource itself horizontally scal- able through redundancy and a backside synchronization protocol. You can also design a fallback mode for the system to use when the … Continue reading →

Quotation: System Integration Points

Integration points are the number-one killer of systems. Every single one of those feeds presents a stability risk. Every socket, process, pipe or remote procedure call can and will hang. Even database calls can hang, in ways obvious and subtle. Every feed into the system can hang it, crash it or generate other impulses at … Continue reading →

REPHRASE: Scale at Facebook

Aditya Agarwal, Director of engineering at facebook, gave a very interesting presentation in May 28th at QCon illustrating Facebook architecture. Aditya stressed on making it quickly to the market and not to over engineer. “Scalability is a good problem to have” as stated by Aditya. Statistics: 1. users spend 8 billion a minute per day … Continue reading →