D-Link DSN-656 User Manual - Page 64

Migrate RAID Level, Change Preferred Controller

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D-Link Document - User Manual Health RAID Current Controller (This option is only visible when dual controllers are installed.) Preferred Controller (This option is only visible when dual controllers are installed.)  Rebuilding: the RAID group is being rebuilt.  Migrating: the RAID group is being migrated.  Scrubbing: the RAID group is being scrubbed. The health of the RAID group:  Good: the RAID group's health is good.  Failed: the RAID group has failed.  Degraded: the RAID group is not healthy and not completed. The reason could be lack of disk(s) or a failed disk. The RAID level of the RAID group. The controller of the RAID group. The default is controller 1. The preferred controller of the RAID group. The default is controller 1. The options available on this tab are:  Create: Create a RAID group. The options available after creating a RAID group are Migrate RAID Level: Change the RAID level of a RAID group. Please refer to the next chapter for details Move RAID Level: Move the member disks of RAID group to totally different physical disks Activate/Deactivate: Activate or deactivate the RAID group after disk roaming. Activate can be executed when the RAID group status is offline. Conversely, Deactivate can be executed when the status is online. These are for online disk roaming purpose Verify Parity: Regenerate parity for the RAID group. It supports the RAID level 3 / 5 / 6 / 30 / 50 / 60 Delete: Delete the RAID group Change Preferred Controller: Set the RAID group ownership to the other controller Change RAID Options: Change the RAID property options. 。 Write Cache:  Enabled: When the write cache is enabled, data transfer operations are written to fast cache memory instead of being written directly to disk. This may improve performance but will also increase the risk of losing data when losing power if there is no BBM protection.  Disabled: Disable disk write cache. (Default) Copyright@2014 D-Link System, Inc. All Rights Reserved. 64

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D-Link Document – User Manual
Rebuilding: the RAID group is being rebuilt.
Migrating: the RAID group is being migrated.
Scrubbing: the RAID group is being scrubbed.
Health
The health of the RAID group:
Good: the RAID group’s health is good.
Failed: the RAID group has failed.
Degraded: the RAID group is not healthy and not completed. The
reason could be lack of disk(s) or a failed disk.
RAID
The RAID level of the RAID group.
Current
Controller
(This option is
only visible when
dual controllers
are installed.)
The controller of the RAID group. The default is controller 1.
Preferred
Controller
(This option is
only visible when
dual controllers
are installed.)
The preferred controller of the RAID group. The default is controller 1.
The options available on this tab are:
Create:
Create a RAID group.
The options available after creating a RAID group are:
▼
Migrate RAID Level:
Change the RAID level of a RAID group. Please refer to the next
chapter for details.
▼
Move RAID Level:
Move the member disks of RAID group to totally different physical
disks.
▼
Activate/Deactivate:
Activate or deactivate the RAID group after disk roaming.
Activate
can be executed when the RAID group status is offline. Conversely,
Deactivate
can
be executed when the status is online. These are for online disk roaming purpose.
▼
Verify Parity:
Regenerate parity for the RAID group. It supports the RAID level 3 / 5 / 6
/ 30 / 50 / 60.
▼
Delete:
Delete the RAID group.
▼
Change Preferred Controller:
Set the RAID group ownership to the other controller.
▼
Change RAID Options:
Change the RAID property options.
。
Write Cache:
Enabled
: When the write cache is enabled, data transfer operations are written
to fast cache memory instead of being written directly to disk. This may improve
performance but will also increase the risk of losing data when losing power if
there is no BBM protection.
Disabled: Disable disk write cache. (Default)
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Copyright@2014 D-Link System, Inc. All Rights Reserved.