????? ???? ???? ???? ???? ???? ???? ??? ?????? ??????? ???????? ??????? ????? ???? ?????? ??????? ???? ??? ??? ? ???? ???????? ???????? ???????? ????? ?????? ? ????? ???? ??? ???? ?????? ?????? ? ?????? ????? ? ??????? ???? ????? ?? ?????? ???? ?????? ??? ???? ????? ??? ???? ?????? ? ?????? ???????? ?????? ??? ????? ???? ??? ???? ? ?????? ??????? ?

The aggregation of web servers could possibly be supplied by putting a load balancer in front of them, for instance by using Linux Digital Server (LVS). with the aggregation of databases servers, MySQL provides inside replication mechanisms that implement a learn/slave relationship among the first databases (grasp) and its copies (slaves).[17] orn