Title:
ストレージシステム
Document Type and Number:
Japanese Patent JP7348056
Kind Code:
B2
Abstract:
To improve the performance of storage systems.A plurality of controllers monitor a transfer amount of each path of a plurality of host paths and a plurality of drive paths in a logical volume; estimate changes of a host path and a drive path after a change of the priority of the plurality of host paths, and estimate the transfer amount of each path of the plurality of host paths and the plurality of drive paths after the change of the priority on a basis of the estimated changes of the host path and the drive path, and the monitored transfer amount of each path; and change the priority of the plurality of host paths on a basis of the estimated transfer amount of each path such that the transfer amount of each path satisfies a predetermined condition.
Inventors:
Ryosuke Tatsumi
Narumi Kurata
Narumi Kurata
Application Number:
JP2019229906A
Publication Date:
September 20, 2023
Filing Date:
December 20, 2019
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
G06F3/06; G06F13/10; G06F13/14
Domestic Patent References:
| JP2016076184A | ||||
| JP2011530728A | ||||
| JP2010079626A | ||||
| JP2006040026A |
Foreign References:
| WO2014049718A1 | ||||
| WO2016013116A1 |
Attorney, Agent or Firm:
Fujio Patent Attorneys Corporation