Running multiple instalations in multiple servers
Posted: Sat Jan 23, 2010 6:28 pm
i always tried to think how is that possible, but i never got a anwser
some big projects like facebook and others may require very resources
So they run multi instalations of thier project (Web Application) in a different number of servers
The question is:
a big web application is installed in 4 diferent nodes to hold many requests at same time
node 1 is under load, so request will be redirected to other server with less load
now if they all have same instalation how they all have same information (Database) and now they comunicate
some big projects like facebook and others may require very resources
So they run multi instalations of thier project (Web Application) in a different number of servers
The question is:
a big web application is installed in 4 diferent nodes to hold many requests at same time
node 1 is under load, so request will be redirected to other server with less load
now if they all have same instalation how they all have same information (Database) and now they comunicate