本课内容目前为英文。
The busiest box
App servers are easy to copy because they are stateless. The database is the opposite: it is the state. Scaling it takes more care, so go in order, cheapest step first.
本课内容目前为英文。
App servers are easy to copy because they are stateless. The database is the opposite: it is the state. Scaling it takes more care, so go in order, cheapest step first.