MSI K9N2 SLI PLATINUM User Guide - Page 101

nVidia RAID, Specific Migrating Requirements, Instructions, Migrate array

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nVidia RAID Specific Migrating Requirements The following table lists the disk requirements for a new RAID array for various migrating combinations. From RAID 0 RAID 1 RAID 0+1 RAID 5 To RAID 0 RAID 1 RAID 0+1 RAID5 RAID 0 RAID 1 RAID 0+1 RAID 5 RAID 0 RAID 1 RAID 0+1 RAID 5 RAID 0 RAID 1 RAID 0+1 RAID 5 New Array Disk Requirements m > n Number of disks in the new array must be greater than the original array. m =2, n =1 RAID 1 array must include two disks, converted from a one disk RAID 0 array. m >= 2 x n Number of RAID 0+1 disks must be equal to or greater than twice the number of RAID 0 disks. m >= n+1 No additional restrictions. ** Not a valid combination ** No additional restrictions. m >= 3 m >= n2 Number of RAID 0 disks must be equal to or greater than half the number of RAID 0+1 disks. ** Not a valid combination ** ** Not a valid combination ** m >= (n/2 + 1) m >= n - 1 ** Not a valid combination ** m >= 2 x (n -1) ; where m is an even number of disks. m >= n Instructions Click Migrate array to start the Migrate Array W izard and then follow instructions. You can press F1 to access the online help that walks you through the W izard with step-by-step instructions. B-15

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B-15
nVidia RAID
RAID 0
m >= n2
Number of RAID 0 disks must be equal to or greater than half the number
of RAID 0+1 disks.
RAID 1
** Not a valid combination **
RAID 0+1
** Not a valid combination **
RAID 0+1
RAID 5
m >= (n/2 + 1)
RAID 0
m >= n - 1
RAID 1
** Not a valid combination **
RAID 0+1
m >= 2 x (n -1) ; where m is an even number of disks.
RAID 5
RAID 5
m >= n
Specific Migrating Requirements
The following table lists the disk requirements for a new RAID array for various
migrating combinations.
From
To
New Array Disk Requirements
RAID 0
m > n
Number of disks in the new array must be greater than the original array.
RAID 1
m =2, n =1
RAID 1 array must include two disks, converted from a one disk RAID 0
array.
RAID 0+1
m >= 2 x n
Number of RAID 0+1 disks must be equal to or greater than twice the
number of RAID 0 disks.
RAID 0
RAID5
m >= n+1
RAID 0
No additional restrictions.
RAID 1
** Not a valid combination **
RAID 0+1
No additional restrictions.
RAID 1
RAID 5
m >= 3
Instructions
Click
Migrate array
to start the Migrate Array Wizard and then follow instructions.
You can press
F1
to access the online help that walks you through the Wizard with
step-by-step instructions.