| 主权项 |
1. A system comprising:
a first storage including a first set of filers, the first storage configured to receive a request to access a file of a first set of files from a client device; a second storage including a second set of filers; a set of file manager nodes connected to the first storage and the second storage, each file manager node comprising a processor, the set of file manager nodes configured to:
move the first set of files from the first storage to the second storage based on content data of the first set of files, wherein at least one of the set of file manager nodes is configured to search for a keyword in content included in the first storage for the content data to identify the first set of files to be moved, the keyword not being recorded in metadata associated with each of the first set of files;receive the request to access the file from the first storage, the request being sent by the first storage according to at least one of a round-robin arrangement, a load-balancing arrangement, a distributed arrangement, and a fail-over arrangement; andrecall the file from the second storage to the first storage based on the received request to access the file and a recall policy; and a metadata filer comprising a different processor from the set of file manager nodes, the metadata filer being connected to the set of file manager nodes and configured to store data pertaining to movement of the first set of files. |
