Direct disk tracks access technology直接磁盘磁道访问技术
compact disk access technology光盘存贮技术
bit Disk Access位磁盘存取
direct disk access直接磁盘访问
new disk access method新的磁盘存取法
Allow disk access允许访问磁盘
DAL Disk Access Lockout磁盘存取锁定
Local disk access本地磁盘获取
magnetic disk access arm磁碟存取臂
It reduces disk access cost in database transaction by means of cooperative caching pool constructed with physical memory among the servers. This paper describes cooperate cache-based distributed database update mechanism,focusing on how the mechanism improves transaction performance and its availability.
该文提出了一种基于协同缓存技术的分布式数据库更新机制,通过在分布式数据库服务器节点物理内存之上构建全局协同缓冲池,并利用其缓存写入记录,减小了数据库事务中的磁盘访问开销,研究了基于协同缓存的分布式数据库更新机制与其在该机制下事务性能改进。
参考来源 - IBM xSerier345 SCSI硬盘磁盘阵列的实现