Intel SRCU31 user manual 5.2.7Physical Drive Usage, RAID Features, 11.Physical Drive Status, 5-11

RAID Features

Table 5-10. Available Volume Actions and Volume Status

Volume Actions			Volume Status
	Un-initialized	Initializing	Migrating	Normal	Degraded	Failed
None	YES	YES	YES	YES	YES	YES
Delete Volume	YES	YES	YES	YES	YES	YES
Mark as Normal	NO	NO	NO	NO	NO	YES
Initilize Parity	YES	NO	NO	NO	NO	NO
Disable Write Cache	YES	YES	YES	YES	YES	YES
Enable Sequence Write Cache	YES	YES	YES	YES	YES	YES
Enable Full Write Cache	YES	YES	YES	YES	YES	YES
Modify Volume	NO	NO	NO	YES	NO	NO

YES indicates the volume action is available during the indicated volume status.

NO indicates the volume action is not available during the indicated volume status.

5.2.7Physical Drive Usage

This section addresses the usage of physical drives.

Table 5-11. Physical Drive Status

Status	Description
OK	Drive is configured as a member.
Failed	Accesses to drive have not completed successfully. The RAID firmware does not
	access a failed drive.
Offline	Drive is unusable. This state is used to prepare disks for removal from a SAF-TE
	enclosure.
Missing	Drive configured as a member of a RAID volume is not detected. The RAID firmware
	does not access a missing drive.
Formatting	Drive is being formatted.
Formatted OK	Format completed successfully.
Formatted Failed	Disk is unusable.
	Indicates that the disk drive has reported a S.M.A.R.T event and may be in need of
ALARM-SERVICE	service or replacement. See the specific disk drive manufacturer documentation for
	details including error codes, utilities, etc.
	The drive is not compatible with the firmware on SRCU31 adapter card. To gain access
Incompatible Version	to this drive, use it with the adapter card with appropriate firmware or low level format
	the drive.

Intel® Server RAID Controller U3-1 User’s Manual Rev 1.0 5-11