Not unlike other major subsystems in the Linux kernel, the SCSI subsystem exists as a layered architecture with three distinct layers.
与 Linux 内核中的其他主流子系统不同，SCSI 子系统是一种分层的架构，共分为三层。
The three-layered architecture model partition the information system into the client present layer, application service layer and database layer.
该体系结构模型将系统划分为客户端表示层、应用服务层、数据层。
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