Thread: sata controller
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Old December 29, 2012, 02:15 PM
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NyteOwl NyteOwl is offline
Join Date: Aug 2008
Location: Nova Scotia
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JBOD (just a bunch of disks) is exactly that - each disk is independent. There is no collective property or dependence. Each behaves as a separate drive and no special software is required.

For example in JBOD mode, disk1, disk2, disk3 disk4 are seen as E:, F: G:, H:

Where all the physical disks are concatenated into a single "disk", is properly known as disk spanning (sometimes a BIG disk) but is not JBOD. This needs to be implemented in either controller firmware or OS software or a combination of both.

For example in SPAN mode disk1, disk2, disk3, disk4 are seen as one large E:
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