Having a Disk-to-Disk Nearline version of your Primary Storage information is the key to quick restores and averting data corruption disasters. Mercury Storage is proud to represent two of the industry leaders in D2D – Overland Storage and Data Domain. Although EqualLogic. Siafu, Compellent and iStor are categorized Primary Storage they can also serve as nearline storage, as well as Primary Storage.

Fit: 1-112TB (Raw) Sweet Spot: Short term backup retention. Native: Works with all major backup software products. Options: iSCSI or FC.

Overland Storage’s REO – When it was looking like disk archiving costs were approaching tape costs Overland anticipated the market. Overland Storage offers a wide range of products that will help solve the quick restore problems that many tape environments struggle with. The leader in D2D shipments.

Fit: 1-999TB (Backup TB’s) Sweet Spot: Long term backup retention scheduling – fast and easy recovery Native: NAS, FC, compatible with all major backup software vendors. Options: Replication,

Data Domain – Gartner speaks well of Data Domains market position and roadmap. As the leader in duplication appliances they have matchless options and technology. Some 70% of the market that will look at D2D will be excellent candidates for Data Domain’s award winning solutions. If you are looking to go tapeless, reduce operation costs, better secure your backups, or lessen your budget and management burden – look to Data Domain.

>> Data Domain website

EqualLogic, Siafu, Compellent Technologies & iStor Networks – Rather than having a two-tier back-end storage architecture (D2D appliance & DR SAN) you’d implement a SAN with enough capacity to both retain backups and create restores. Backup software would manage the backup retention schedule, and the SAN would be configured to function as your DR SAN. Store wisely.

Dual Use SAN Options – One storage platform with the:
1). Capacity to retain backups.
2). Capacity to restoring backups to functional volumes (in case of a DR event).