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一种改进的RAID后台初始化技术
引用本文:宋戈.一种改进的RAID后台初始化技术[J].计算机与数字工程,2010,38(3):165-168.
作者姓名:宋戈
作者单位:重庆大学通信工程学院,重庆,400044
摘    要:新创建的RAID系统必须要经过初始化才能使磁盘上的随机数据满足一定的校验关系,从而使RAID系统具有数据恢复能力。文章分析了传统RAID系统初始化方案的优缺点,提出了一种改进的后台初始化方案,试验证明该方案能够有效做到初始化与主机IO读写的并行,并在初始化性能和主机IO读写性能上较传统方案有较大的提高。

关 键 词:RAID  磁盘阵列  后台初始化  数据一致性  校验初始化

An Improved Method for RAID Background Initialization
Song Ge.An Improved Method for RAID Background Initialization[J].Computer and Digital Engineering,2010,38(3):165-168.
Authors:Song Ge
Affiliation:College of Communication Engineering/a>;Chongqing University/a>;Chongqing 400044
Abstract:The newly created RAID volume must be initialized in order to ensure data consistency,so that RAID system has a data recovery capabilities.The paper analyzes the traditional RAID system initialization programs,proposed an improved background initialization program not only makes RAID initialize and IO request processing parallel but also effectively improves the initialization performance and host IO performance during initialization.
Keywords:RAID  background initialization  data consistency  
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