| 摘要 |
A data storage system comprising an equipment rack having shelves for receiving trays, each tray carrying a plurality of data storage disks arranged as one or more modules. The equipment rack includes a maintenance controller, which is connectable to data storage disks of trays received in the shelves and is configured to transfer data stored on data storage disks of a first module to data storage disks of a second module whenever the first module is to be taken off line. Each tray has an array of disks having m columns and n rows where m and n are at least two. There are preferably three rows and three columns. |
