If the file server ever goes down, the information on the CD-ROM server can still be accessed, explains Karen Soderquist. It s posted directly into the network. You can hold the content of at least 34 CD-ROMs on this one tower, says Soderquist. This solution offers the most CD content for the least amount of money. You can access more than 100 CD-ROMs in one tower, remove disks for safekeeping, and still maintain immediate access to files.
Optical libraries offer easy access and economical storage.
They lower the cost of storage per MB by reducing the quantity of media needed. Unlike NAS, they offer archival storage but not really a backup solution. High-speed fiber channel connectivity cranked up data throughput for RAID considerably. The systems that make up a RAID feature a number of hard drive modules that range in capacity from 9- to 36GB each. RAIDs are generally scalable and feature dual-redundant, hot swappable controllers with auto failover capability, mirrored cache, and battery backup.