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Compare the performance of wri

[问答题]
Compare the performance of write operations achieved by a RAID Level 5 organization with that achieved by a RAID Level 1 organization.
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RAID Level 1 organization can perform writes by simply issuing the writes to mirrored data concurrently. RAID Level 5, on the other hand, would require the old contents of the parity block to be read before it is updated based on the new contents of the target block. This results in more overhead for the write operations on a RAID Level 5 system.
发表于 2018-03-23 21:55:34 回复(0)