21 years and counting of 'eight fallacies of distributed computing' (2025)
8 hours ago
- #network fallacies
- #system design
- #distributed computing
- The eight fallacies of distributed computing are common misconceptions about network behavior, originally identified by Sun Microsystems founders and later expanded by others.
- These fallacies include beliefs that the network is reliable, latency is zero, bandwidth is infinite, the network is secure, topology doesn't change, there is one administrator, transport cost is zero, and the network is homogeneous.
- Each fallacy addresses practical challenges in network design, such as handling packet loss, latency, bandwidth limits, security risks, topology changes, administrative complexity, hidden costs, and network heterogeneity.
- The list serves as a guide for developers and network operators to design robust systems by accounting for real-world network issues, rather than assuming ideal conditions.
- Understanding these fallacies helps in creating protocols and applications that manage network uncertainties, like using buffering for streaming or encryption for security.