Sean Hull’s 20 Biggest Bottlenecks that Reduce and Slow Down Scalability
▻http://highscalability.com/blog/2013/8/28/sean-hulls-20-biggest-bottlenecks-that-reduce-and-slow-down.html
This article is a lightly edited version of 20 Obstacles to Scalability by Sean Hull (with permission) from the always excellent and thought provoking ACM Queue.
1. TWO-PHASE COMMIT
Normally when data is changed in a database, it is written both to memory and to disk …
Source: High Scalability - High Scalability