单词 | disk mirroring |
释义 | disk mirroringDefinition Backup technique in which data is written simultaneously to two or more hard disks. In the event of a disk failure, the computer automatically switches access to the next disk, without loss of data or interrupting data processing. In some configurations, backup disks are maintained at a remote site (mirror site) for additional safety. Also called data mirroring. See also redundant array of independent disks (RAID). |
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