Sep 08 2010 
Home | Register | Submit a Ticket | Knowledgebase | Troubleshooter | News | Downloads
Language:
Support Center » Knowledgebase » RAID Migration & RAID Expansion
 Login [Lost Password] 
Email:
Password:
Remember Me:
 
 Search
 Article Options
 RAID Migration & RAID Expansion
Solution

RAID Migration

Changing the number of disks or RAID level in current RAID configuration. The system will list the possible migration paths, and administrator can choose a possible path. For example, RAID 1 with 2 disks can be migrated to RAID 5 with 5 disks or RAID 5 with 3 disks can be migrated to RAID 5 with 4 disks.

RAID levels currently supported are : RAID 0, 1, 5.

The Migrate function is for change RAID Level or change RAID drive number, please refer below form

N4100PRO/N5200/N7700 RAID Migration

To

From

RAID 0

RAID 5

RAID 0


[RAID 0] HDDx2 to [RAID 0] HDDx3

[RAID 0] HDDx2 to [RAID 0] HDDx4

[RAID 0] HDDx2 to [RAID 0] HDDx5

[RAID 0] HDDx2 to [RAID 0] HDDx6

[RAID 0] HDDx2 to [RAID 0] HDDx7

[RAID 0] HDDx3 to [RAID 0] HDDx4

[RAID 0] HDDx3 to [RAID 0] HDDx5

[RAID 0] HDDx3 to [RAID 0] HDDx6

[RAID 0] HDDx3 to [RAID 0] HDDx7

[RAID 0] HDDx4 to [RAID 0] HDDx5

[RAID 0] HDDx4 to [RAID 0] HDDx6

[RAID 0] HDDx4 to [RAID 0] HDDx7

[RAID 0] HDDx5 to [RAID 0] HDDx6

[RAID 0] HDDx5 to [RAID 0] HDDx7

[RAID 0] HDDx6 to [RAID 0] HDDx7


[RAID 0] HDDx2 to [RAID 5] HDDx3

[RAID 0] HDDx2 to [RAID 5] HDDx4

[RAID 0] HDDx2 to [RAID 5] HDDx5

[RAID 0] HDDx2 to [RAID 5] HDDx6

[RAID 0] HDDx2 to [RAID 5] HDDx7

[RAID 0] HDDx3 to [RAID 5] HDDx4

[RAID 0] HDDx3 to [RAID 5] HDDx5

[RAID 0] HDDx3 to [RAID 5] HDDx6

[RAID 0] HDDx3 to [RAID 5] HDDx7

[RAID 0] HDDx4 to [RAID 5] HDDx5

[RAID 0] HDDx4 to [RAID 5] HDDx6

[RAID 0] HDDx4 to [RAID 5] HDDx7

[RAID 0] HDDx5 to [RAID 5] HDDx6

[RAID 0] HDDx5 to [RAID 5] HDDx7

[RAID 0] HDDx6 to [RAID 5] HDDx7

RAID 1



[RAID 1] HDDx2 to [RAID 0] HDDx2

[RAID 1] HDDx2 to [RAID 0] HDDx3

[RAID 1] HDDx2 to [RAID 0] HDDx4

[RAID 1] HDDx2 to [RAID 0] HDDx5

[RAID 1] HDDx2 to [RAID 0] HDDx6

[RAID 1] HDDx2 to [RAID 0] HDDx7

[RAID 1] HDDx3 to [RAID 0] HDDx3

[RAID 1] HDDx3 to [RAID 0] HDDx4

[RAID 1] HDDx3 to [RAID 0] HDDx5

[RAID 1] HDDx3 to [RAID 0] HDDx6

[RAID 1] HDDx3 to [RAID 0] HDDx7

[RAID 1] HDDx4 to [RAID 0] HDDx4

[RAID 1] HDDx4 to [RAID 0] HDDx5

[RAID 1] HDDx4 to [RAID 0] HDDx6

[RAID 1] HDDx4 to [RAID 0] HDDx7

[RAID 1] HDDx5 to [RAID 0] HDDx5

[RAID 1] HDDx5 to [RAID 0] HDDx6

[RAID 1] HDDx5 to [RAID 0] HDDx7

[RAID 1] HDDx6 to [RAID 0] HDDx6

[RAID 1] HDDx6 to [RAID 0] HDDx7

[RAID 1] HDDx7 to [RAID 0] HDDx7

[RAID 1] HDDx2 to [RAID 5] HDDx3

[RAID 1] HDDx2 to [RAID 5] HDDx4

[RAID 1] HDDx2 to [RAID 5] HDDx5

[RAID 1] HDDx2 to [RAID 5] HDDx6

[RAID 1] HDDx2 to [RAID 5] HDDx7

[RAID 1] HDDx3 to [RAID 5] HDDx3

[RAID 1] HDDx3 to [RAID 5] HDDx4

[RAID 1] HDDx3 to [RAID 5] HDDx5

[RAID 1] HDDx3 to [RAID 5] HDDx6

[RAID 1] HDDx3 to [RAID 5] HDDx7

[RAID 1] HDDx4 to [RAID 5] HDDx4

[RAID 1] HDDx4 to [RAID 5] HDDx5

[RAID 1] HDDx4 to [RAID 5] HDDx6

[RAID 1] HDDx4 to [RAID 5] HDDx7

[RAID 1] HDDx5 to [RAID 5] HDDx5

[RAID 1] HDDx5 to [RAID 5] HDDx6

[RAID 1] HDDx5 to [RAID 5] HDDx7

[RAID 1] HDDx6 to [RAID 5] HDDx6

[RAID 1] HDDx6 to [RAID 5] HDDx7

[RAID 1] HDDx7 to [RAID 5] HDDx7

RAID 5

X


[RAID 5] HDDx3 to [RAID 5] HDDx4

[RAID 5] HDDx3 to [RAID 5] HDDx5

[RAID 5] HDDx3 to [RAID 5] HDDx6

[RAID 5] HDDx3 to [RAID 5] HDDx7

[RAID 5] HDDx4 to [RAID 5] HDDx5

[RAID 5] HDDx4 to [RAID 5] HDDx6

[RAID 5] HDDx4 to [RAID 5] HDDx7

[RAID 5] HDDx5 to [RAID 5] HDDx6

[RAID 5] HDDx5 to [RAID 5] HDDx7

[RAID 5] HDDx6 to [RAID 5] HDDx7

RAID Expansion

When larger disks have replaced the smaller disks thru RAID Rebuild, the file system on the RAID is not changed. Administrator can press this button to check to see if there is room to expand the file system. If yes, then the file system will grow to take advantage of the larger disks.

And RAID Expand is for expand each drive maximum capacity, for example:

Drive 1 750G
Drive 2 250G
Drive 3 750G

The RAID 5 total available capacity is 750G (250G x 3 = 750G)

Note: During RAID Migration and RAID Expansion, all the file services such as SMB/CIFS, AFP, NFS, FTP will not be available. The time to finish these operations depends on the size of your hard disk drives and your RAID volume..

WARNING: RAID Migration and Expansion are inherently risky operations. Please make sure your system is protected by an UPS (Uninterruptible Power Supply) to prevent accidental power failure, which might result data loss.

WARNING: These operations will cause heavy loading on your RAID system. RAID Migration and RAID Expansion will not be available if your RAID is in degraded state.


In case Drive 2 250G replace with 750G drive, the N5200 will begin rebuild RAID, after RAID rebuild is finished, the total capacity still 750G, but once execute RAID Expand, the RAID total capacity will increase to 2.25T (750G x 3 = 2250G).



Article Details
Article ID: 7
Created On: Jan 17 2008 02:54 AM

 This answer was helpful  This answer was not helpful

 Back
Home | Register | Submit a Ticket | Knowledgebase | Troubleshooter | News | Downloads
Language:

Help Desk Software Help Desk Software by Kayako SupportSuite v3.70.02