FACTOID # 116: More than a third of the world's airports are in the United States of America.
 
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Encyclopedia > Disk mirror

In data storage, a disk mirror is a complete separate copy of a data set. It is differentiated from a snapshot in that there are no remaining links between the original (or source) and the copy (or mirror). Mirroring is a common function found in enterprise storage and RAID devices.


  Results from FactBites:
 
Mirror (computing) - Wikipedia, the free encyclopedia (686 words)
Mirror sites are most commonly used to provide multiple sources of the same information, and are of particular value as a way of providing reliable access to large downloads.
Mirroring is a one-way operation whereas file synchronization is two-way.
If one server is extremely popular a mirror may help relieve this load: for example if a Linux distribution is released as an ISO image onto the distribution developer's own server, this server may become overloaded with demand.
Disk mirroring - Wikipedia, the free encyclopedia (370 words)
In data storage, disk mirroring or file shadowing is the replication of data on separate disks in real time to ensure continuous availability, currency and accuracy.
Mirroring is a common function found in enterprise storage and RAID devices.
Some mirroring schemes employ three disks, with two of the disks for the redundancy mirroring and the third to be split off for performing backups.
  More results at FactBites »


 
 

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