摘要 |
Disclosed is a cloud system. The cloud system includes: a first application server which executes a task requested by a user; a second application server which provides the first application server with additional resources; a first cache server which provides the first application server with a caching service; a second cache server which provides the second application server with a caching service; and a management server which, when the second application server provides the first application server with the additional resources, copies data stored in the first cache server into the second cache server. |