Title:
Block storage, storage system, computer system, block storage control method, storage system control method and program
Document Type and Number:
Japanese Patent JP6291937
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To increase capacity of storage while suppressing deterioration of performance and increase of costs.SOLUTION: A block storage 1 comprises: objected aggregation means 210 for aggregating the predetermined number of blocks having an access frequency lower than a threshold to transmit the aggregated blocks to an object storage; and hierarchy swap means 220 for deleting the blocks transmitted to the object storage from a block storage 1.
Inventors:
Takayuki Katsuki
Application Number:
JP2014056695A
Publication Date:
March 14, 2018
Filing Date:
March 19, 2014
Export Citation:
Assignee:
NEC
International Classes:
G06F12/00; G06F3/06
Domestic Patent References:
| JP2007293486A | ||||
| JP2009277147A | ||||
| JP1173236A | ||||
| JP200631668A | ||||
| JP2005534084A |
Foreign References:
| US20090287751 | ||||
| US20060015529 | ||||
| US20050033749 |
Attorney, Agent or Firm:
Masahiko Desk
Naoki Shimosaka
Naoki Shimosaka