Patent ID: 8539041

Claim:
A method for acquiring content, comprising: acquiring a content request from a client; determining a number of times for requesting requested content; and when the number of times for requesting is greater than a first preset threshold, acquiring the content from a content routing node group in a content network according to the content request, wherein the content routing node group has a content storage function, and sending the acquired content to the client; the method further comprising: when the number of times for requesting is less than or equal to the first preset threshold, sending the content request to a content server that stores the content to acquire the content, and sending the acquired content to the client, wherein when the number of times for requesting is equal to the first preset threshold, the content request is sent to the content server that stores the content to acquire the content, and after the content is acquired, the method further comprises: storing the acquired content in the content routing node group; wherein after the storing the acquired content in the content routing node group, the method further comprises: when a storage time length of the content reaches a second preset life cycle and the number of times for requesting the content is less than a third preset threshold, deleting the content; and when the storage time length reaches the second preset life cycle and the number of times for requesting the content is not less than the third preset threshold, resetting the storage time length and the number of times for requesting for recalculation.