| 摘要 |
A storage control device obtains an access request having a random characteristic or an access request having a sequential characteristic, compares a threshold with a ratio of the number of commands corresponding to the access request having the random characteristic to the number of commands corresponding to the access request having the sequential characteristic, generates and issues a command to which first identification information for instructing a storage to determine an execution order of commands issued to the storage has been assigned or a command to which second identification information for instructing the storage to execute commands in an order in which the storage received the commands has been assigned, in accordance with a result of the comparison, measures a time from issuance of the command to a response from the storage when the obtained access request has a random characteristic, and adjusts the threshold. |
