Difference between revisions of "RAID"
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[[wikipedia:RAID]] is a [[data storage]] technology that combines multiple physical disk drive components into one or more logical units for the purposes of [[data redundancy]], [[performance]] improvement, or both. | [[wikipedia:RAID]] is a [[data storage]] technology that combines multiple physical disk drive components into one or more logical units for the purposes of [[data redundancy]], [[performance]] improvement, or both. | ||
| + | |||
| + | [[wikipedia:Standard RAID levels]] | ||
* RAID 0: [[striping]] | * RAID 0: [[striping]] | ||
* RAID 1: Mirroring | * RAID 1: Mirroring | ||
| − | * RAID 5 | + | * RAID 5 (1986). Min 3 disks. |
| − | * RAID 10 | + | * RAID 6, two [[parity blocks]] |
| − | * RAID 50 | + | * RAID 10 (RAID 1+0). Min 4 disks. |
| + | * RAID 50 (RAID 5+0). Min 6 disks. | ||
* RAID 60 | * RAID 60 | ||
Latest revision as of 06:43, 14 October 2020
wikipedia:RAID is a data storage technology that combines multiple physical disk drive components into one or more logical units for the purposes of data redundancy, performance improvement, or both.
wikipedia:Standard RAID levels
- RAID 0: striping
- RAID 1: Mirroring
- RAID 5 (1986). Min 3 disks.
- RAID 6, two parity blocks
- RAID 10 (RAID 1+0). Min 4 disks.
- RAID 50 (RAID 5+0). Min 6 disks.
- RAID 60
Types: RAID-DP, RAID-TEC, RAID4
Related terms[edit]
See also[edit]
- RAID, Disk arrays, HPE SSA,
mdadm, LVM, ZFS - Storage: Fibre Channel, Disk arrays, Disk array shelves, Disk array controller, CD-ROM, DVD, Tape library, LTO, HDD, SSD, SCSI, iSCSI, SAS, SATA, SEDs, OPAL, Magnetic storage, WORM
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