3Ware 9550SX-4LP User Manual page 105

Serial ata raid controller 9000 series
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Auto-verify.
automatically, whenever the controller firmware algorithms determine that a
verify task is needed. This feature is designed to make verification of units
easier. When you check this box, the controller will run verify tasks as they
are required.
If there is no schedule set up for verify tasks, then the controller firmware can
initiate a verify task at any time. If a verify time window is scheduled, then
the controller will not start a verify task for that unit outside the time window,
and may or may not start a verify task for that unit within the time window,
depending on whether one is needed.
If Auto-verify is not set and there is no schedule, you must manually specify
when you want to run a verify, on the 3DM
is set for verify, then the verify that you manually start will only run during
the scheduled time.
Continue on Source Error During Rebuild.
which are redundant. (For units which are not redundant, a check box is not
available.) When this policy is set, ECC errors are ignored when they are
encountered during a rebuild. When this policy is not set, a rebuild will abort
upon encountering an ECC error and the unit will be set back to Degraded.
Since this option could result in the loss of some source data in the event of
source errors, select this option only if you want to ensure that a rebuild will
complete successfully without manually intervention. If the rebuild fails and
Continue on Source Error During Rebuild
option to start a rebuild manually. It is recommended that a file system check
be executed when the rebuild completes.
Queuing.
for drives in the unit. By default, queuing is disabled. You can enable it, if
desired.
NCQ only operates when the feature is enabled at both the drive and the
controller. If a drive does not support NCQ, the policy setting for the
controller is ignored.
Enabling NCQ can improve performance in many applications; it causes
command reordering to be done on the drive, itself.
StorSave Profile.
StorSave. For the 9550SX and 9590SE models, StorSave II includes an option
that lets you change the StorSave Profile used for a unit. Three profiles are
available: Protection, Balanced, and Performance. These profiles
automatically adjust several different factors that affect protection and
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The Auto-verify policy causes verify tasks to be performed
The policy Continue on Source Error During Rebuild is
Note:
equivalent to the "Force continue on source errors" option in 3DM
v 1.x and the "ignoreEcc" option in the CLI.
This policy enables or disables Native Command Queuing (NCQ)
The 9550SX and 9590SE, like the 9500S, supports
3DM 2 Reference
Management
page. If a schedule
This policy applies only to units
is not selected, then you have the
95

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