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看到這一段有點看不懂 內文是 As the number of disks grows by 1 當DISK多一顆 the number of access required to calculate a parity word in RAID 3 also grows by 1. 在RAID 3中,需要計算parity的disk也會多1顆 in contrast, RAID 4 and 5 continue to access only existing values of data being stored. 這段看不懂 thus,as the number of disk grows , RAID 3 performance will continue to degrade while RAID 4 and 5 will remain constant. 當disk數一直增加,RAID3效能會一直掉,RAID 4 and 5 會維持固定 怎麼翻都怪怪的 麻煩大家指點了 -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 60.198.135.196