A multipath driver combines all the paths to show only one block device to the operating system.

多路驱动程序将所有路径组合起来，只向操作系统显示一个块设备。

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In addition, XFS allows the journal to be stored on another block device, such as a partition on another disk.

另外，XFS允许将日志存储在另一个块设备上，例如，另一个磁盘上的一个分区。

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The SCSI subsystem is one of these block device drivers.

scsi子系统是这种块设备驱动器之一。

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