Setting Overwrite Ecc (Continue On Source Error When Rebuilding) - 3Ware 9550SXU-12 User Manual

Setting Overwrite ECC (Continue on Source Error
When Rebuilding)
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To enable or disable the Auto Verify policy for an existing unit
through 3DM
1 Choose Management > Controller Settings
2 In the Unit Policies
box for the appropriate unit. (To disable this policy, uncheck
Auto Verify
the box.)
The page refreshes, and a message at the top confirms the change you
have made.
To enable or disable the Auto Verify policy for an existing unit
through 3BM
1 At the main 3BM screen, select the unit by highlighting it and pressing
.
Enter
An asterisk appears in the left-most column to indicate that it is selected.
2 Tab to the Maintain Unit
3 On the pop-up menu, select
4 In the
Configure Disk Array
5 After completing any other changes you wish to make, tab to
press .
Enter
The Overwrite ECC (Continue on Source Error When Rebuilding)
is available for units which are redundant. (For units which are not redundant,
this option is not shown on the screen.) When this policy is set, ECC (Error
Correcting Code) errors are ignored when they are encountered during a
rebuild. (ECC errors are typically defects that have been detected in the drive
since initialization.) When this policy is not set, if a unit is rebuilding, the
rebuild will abort when it encounters an ECC error and the unit will be set
back to Degraded.
Since enabling this policy could result in the loss of some source data in the
event of source errors, the default is to not enable this policy. Select this
option only if you want to ensure that a rebuild will complete successfully
without manual intervention. If the rebuild fails and
(Continue on Source Error When Rebuilding)
have the option to start another rebuild manually. After completing a rebuild
with this policy enabled, it is recommended that you execute a file system
check when the rebuild completes. Under Windows, you can do this by right-
clicking on the Drive and choosing Properties; then on the Tools tab, click
Check Now. Under Linux and FreeBSD use
section of the Controller Settings
button and press Enter
and press
Configure
screen, to the field
Tab
fsck /dev/sda1
Setting Unit Policies
from the menu bar.
page check the
.
.
Enter
.
Auto-Verify
and
OK
policy
Overwrite ECC
is not selected, then you
.
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