Patent ID: 9565268
Date: 2017-02-07
CPC Classifications: G06F,H04L

Claim:
1. A network storage system, comprising: a first electronic apparatus, having a first storage space; a server, connected with the first electronic apparatus and having a network storage space larger than the first storage space, wherein when the first electronic apparatus sends an access request to the server for accessing a first file within the network storage space, the server broadcasts a cache list in response to the access request, wherein the cache list comprises the first file and a plurality of neighboring files neighboring to the first file, and after receiving the cache list, the first electronic apparatus accesses the first file according to the cache list and accesses at least one of the plurality of neighboring files according to a first cache space size of the first storage space; and a second electronic apparatus, connected with the server and having a second storage space smaller than the network storage space, wherein after receiving the cache list, the second electronic apparatus accesses the first file according to the cache list and accesses at least one of the neighboring files according to a second cache space size of the second storage space, wherein after a user modifies at least one second file of the network storage space using the first electronic apparatus, the server generates a dirty list according to the at least one modified second file and broadcasts the dirty list, and after receiving the dirty list, the second electronic apparatus caches the at least one modified second file according to the dirty list.