JBOD configurations are the wild west of storage. They offer maximum capacity utilization by spanning a logical volume across multiple physical drives. However, this architecture has a fatal flaw:
By: Storage Tech Desk
If Drive B fails, the file system’s pointers (the metadata that says "File X is located at sectors 1,000,000 to 2,000,000") are now pointing to a black hole. The operating system sees the array as "RAW" or unformatted. Standard chkdsk or fsck will not fix this; they will make it worse. jbod repair tools