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Rebuild task schedule
occur, including start time and duration.
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. To generate data on a new drive after it is put into service
Rebuild a unit
to replace a failed drive in a fault tolerant unit (for example, RAID 1, 10,
5, 6, or 50).
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Redundancy.
Duplication of data on another drive or drives, so that it is
protected in the event of a drive failure.
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The process of making a drive unavailable to the
Remove a drive.
controller.
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The process of making a unit unavailable to the
Remove a unit.
controller and the operating system. After a unit is removed it can be hot
swapped out of the system. This is sometimes referred to as exporting a
unit.
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RLM (RAID Level Migration).
one or more drives and converting it to a new RAID type without having
to delete the original unit. For example, converting a single disk to a
mirrored disk or converting a RAID 0 unit to a RAID 5 unit.
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Self-test.
A test that can be performed on a scheduled basis. Available
self-tests include Upgrade UDMA mode and Check SMART Thresholds.
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The delay between drive groups that will spin up, at one
Stagger time.
time, on a particular controller.
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SAS (Serial Attached SCSI) is a serial communication protocol for
SAS.
storage devices. The SAS protocol includes support for SAS and SATA
devices.
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Each SAS device (SAS drives, controllers, and expanders)
SAS address.
has a worldwide unique 64-bit SAS address. Also known as World Wide
Number (WWN). SATA drives do not have a WWN and are identified by
a VPort ID.
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SAS devices include SAS drives, controllers, and any
SAS device.
expanders present in the SAS domain. Each SAS device has a unique 64-
bit World Wide Number (WWN). SATA drives do not have a WWN and
are identified by their VPort IDs
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SAS domain.
The SAS domain includes all SAS and SATA devices that
are connected to the 9690SA controller, either directly or through
expanders.
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SES (SCSI Enclosure Services).
RAID controller to manage and report the state of the power supplies,
cooling devices, displays, indicators, individual drives, and other non-
SCSI elements installed in an enclosure.
For the 9650SE controller, the enclosure support is CCU-based with SAF-
TE (SCSI Accessed Fault-Tolerant Enclosure) protocol support.
. The specification for when rebuilding, may
The process of using an existing unit of
The SES protocol allows the 9690SA
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