eBay架构设计原则策略模式

Architectural Forces What do we think about•Scalability Resource usage should increase linearly or better with load g y Design for10x growth in data traffic users etc.•Availability Resilience to failure Resilience to failure Graceful degradation Recoverability from failure•Latency User experience latency Data latency•Manageability Simplicity Maintainability Diagnostics•Cost