| 摘要 |
PROBLEM TO BE SOLVED: To provide a storage virtualization device capable of suppressing occurrence of Queue Full at a storage port of a storage device.SOLUTION: A storage virtualization device 10 performs the steps of: managing a total amount of processing incomplete commands in each storage port 51 by exchanging information with another storage virtualization device 10; executing access request response processing including issue processing of a command to an access object storage port 51 so as not to delay completion of the processing, if the total amount of the processing incomplete commands to the access object storage port 51 does not exceed a prescribed number when an access request from a server 60 is received; and executing the access request response processing so as to delay the completion of the processing if the total amount of the processing incomplete commands exceeds the prescribed number. |
