6.3. iSCSI Backstore


An iSCSI backstore enables support for different methods of storing an exported LUN’s data on the local machine. Creating a storage object defines the resources that the backstore uses.

An administrator can choose any of the following backstore devices that Linux-IO (LIO) supports:

fileio backstore
Create a fileio storage object if you are using regular files on the local file system as disk images. For creating a fileio backstore, see Creating a fileio storage object.
block backstore
Create a block storage object if you are using any local block device and logical device. For creating a block backstore, see Creating a block storage object.
pscsi backstore
Create a pscsi storage object if your storage object supports direct pass-through of SCSI commands. For creating a pscsi backstore, see Creating a pscsi storage object.
ramdisk backstore
Create a ramdisk storage object if you want to create a temporary RAM backed device. For creating a ramdisk backstore, see Creating a Memory Copy RAM disk storage object.
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