Areca 24/4 Internal/External Port Pcie 3.0 12 Gb/s SAS/SATA Raid Controller 2Gb Cache - Manual (Page 49)

BIOS CONFIGURATION
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6 Foreground (Fast Completion) Press Enter key to define fast initializa -
tion or selected the Background (Instant Available) or No Init (To Rescue
Volume). In the “Background Initialization”, the initialization proceeds as
a background task, the volume set is fully accessible for system reads and
writes. The operating system can instantly access to the newly created ar-
rays without requiring a reboot and waiting the initialization complete. In
“Foreground Initialization”, the initialization proceeds must be completed
before the volume set ready for system accesses. In “No Init”, there is no
initialization on this volume.
7 Initialize the volume set you have just configured
8 If you need to add additional volume set, using main menu “Create Volume
Set” function.