• LUN management

    LUN management is the process of assigning, provisioning and overseeing logical unit numbers (LUNs) across a storage environment.

  • spindle

    A spindle is a shaft that holds rotating hard disk drive (HDD) platters in place. The term is also often used to refer to a single HDD.

  • bit rot

    Bit rot is the slow deterioration in the performance and integrity of data stored on storage media. It is also known by the names bit decay, data rot, data decay and silent corruption.

  • Ethernet keeps nipping at its heels, but FC still leads

    Some have predicted the demise of Fibre Channel for years, but no networking tech has risen above it for mission-critical apps.

Disk drives

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  • disk duplexing

    Disk duplexing is a variation of disk mirroring in which each of multiple storage disks has its own SCSI controller. 

  • Serial Storage Architecture (SSA)

    Serial Storage Architecture (SSA) is an open standard for high-speed access to high-capacity disk storage. 

  • race condition

    A race condition occurs when a device or system makes an attempt to perform two or more operations at the same time, but not in the proper sequence. 

  • secondary storage

    secondary storage 

  • Double-Density Compact Disk (DDCD)

    Double-Density Compact Disk (DDCD) is a CD format that increases the storage capacity of the disk through means such as increasing the number of tracks and pits (scores on the disk that are used to encode the data). 

  • Blue Book

    The Blue Book is the informal name for the standard specification document for stamped multisession (also known as the enhanced CD or E-CD) disk format, developed in 1995 from a supplement to Philips and Sony's 1988 Orange Book. 

  • JBOD (just a bunch of disks or just a bunch of drives)

    JBOD (for "just a bunch of disks," or sometimes "just a bunch of drives") is a term used to refer to a computer's hard disks that haven't been configured according to the RAID (for "redundant array of independent disks") system. 

  • disk striping

    In computers that use multiple hard disk systems, disk striping is the process of dividing a body of data into blocks and spreading the data blocks across several partitions on several hard disks. 

  • defragmenter

    A defragmenter is a software utility that rearranges the fragments or discontiguous parts of each file stored on a computer hard disk so that the small, empty storage spaces adjacent to fragments can be used, effectively creating new storage space an... 

  • diskette (floppy disk)

    A diskette is a random access, removable data storage medium that can be used with personal computers.