Yotta RAID Software installation guide - Axus
Yotta RAID Software installation guide - Axus
Yotta RAID Software installation guide - Axus
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<strong>Software</strong> Operation Manual<strong>RAID</strong> 1<strong>RAID</strong> 1 is commonly referred to as Disk Mirroring, Disk Shadowing or Disk Duplexing as all datais duplicated across all disks. As data is identical on all disks, storage capacity is that of thesmaller disk. <strong>RAID</strong> 1 has poor performance for write operations but very high performance forread intensive operations.<strong>RAID</strong> 1: MirroringCharacteristics:• Better Read transaction rate then single disks,same Write transaction rate as single disks.• 100% redundancy of data means no rebuild ofdata is necessary in case of disk failure, just acopy to the replacement disk.• All the disks have the same data.• Raid level 1 requires at least two drives.• Storage capacity = Capacity of smallest diskRecommended use:• Accounting• Payroll• Financial• Any applicationrequiring highavailabilityArrangement of data blocks saved on a Level 1 array- 88 -
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