Scalability: Describe Load, Decide, Revisit per 10x

Scalability: Describe Load, Decide, Revisit per 10x A workflow diagram generated by Archify. 01 / Understand Load 02 / Scaling Decision EX / Revisit Describe the load Ask and decide Scale and review Two questions before scaling Load Metrics · QPS, GB/day, peaks · Understand Load › Describe the load Load Metrics QPS, GB/day, peaks Access Profile · read/write, cache hits · Understand Load › Describe the load · avg vs extremes Access Profile read/write, cache hits avg vs extremes Load Doubles? · fixed resources: then what · Scaling Decision › Two questions before scaling › Ask and decide Load Doubles? fixed resources: then what Cost to Hold SLA? · resources for same speed · Scaling Decision › Two questions before scaling › Ask and decide Cost to Hold SLA? resources for same speed Scaling Model · up, shared-disk, out · Scaling Decision › Scale and review · minimal complexity Scaling Model up, shared-disk, out minimal complexity Revisit per 10x · rethink architecture · Revisit › Scale and review Revisit per 10x rethink architecture grow collect feed answer both decide new order of magnitude Legend Agent logic Policy Cloud service External system