data rot

(redirected from data decay)

data rot

The slow deterioration of storage media until the data are no longer readable. Magnetic media are the most susceptible to data rot as their magnetic orientation deteriorates over time. Even solid state and optical media can decay over time. See bit rot and software rot.
References in periodicals archive ?
This data decay affects the accuracy and usefulness of data used for communications, analytics, and compliance--and puts your company at a competitive disadvantage.
Meanwhile, tape is offline, inaccessible, and vulnerable to data decay.
AFC media is the first dramatic change in disk drive design made to avoid the high-density data decay due to the superparamagnetic effect," said Currie Munce, who holds the dual positions of director, Advanced Hard Disk Drive Technology at IBM's Storage Technology Division and director, Storage Systems and Technology at IBM's Almaden Research Center.
The biggest challenge for the manager of any data warehouse, says Stoker, is data decay.
That data "needs to be captured in rapid time frames because the data decays quickly," says Margulies.