![background image](http://html.mh-extra.com/html/promise-technology/pegasus3-r4/pegasus3-r4_product-manual_1617248188.webp)
175
Technology Background
Pegasus3 Product Manual
Target
Requirements
RAID 6
Add physical drives. Maximum of 4 (R4), 6 (R6) or 8 (R8).
RAID 60
8 physical drives minimum.
See “Migrating a Logical Drive” on page 144.
RAID 6
A RAID 6 Source logical drive can migrate to the following Target logical drives:
RAID 10
A RAID 10 Source logical drive can migrate to the following Target logical drives:
When you migrate RAID 10 logical drive, it becomes RAID 1E by default.
If you want a RAID 10 logical drive, there must be an even number of physical drives and you must
specify RAID 10 for the target logical drive.
See “Migrating a Logical Drive” on page 144.
Target
Requirements
RAID 0
None.
RAID 1E
None.
RAID 5
3 physical drives minimum, maximum of 4 (R4), 6 (R6) or 8 (R8). RAID 10
must have less than 4 (R4), 6 (R6) or 8 (R8) physical drives.
RAID 6
4 physical drives minimum, maximum of 4 (R4), 6 (R6) or 8 (R8). The RAID
10 logical drive must have less than 4 (R4) or 6(R6) physical drives.
If existing physical drives have no unused space, add 1 or more physical
drives.
RAID 10
Add physical drives in multiples of two. Even number of physical drives.
RAID 50
6 physical drives minimum.
RAID 60
8 physical drives minimum.
Target
Requirements
RAID 0
None.
RAID 1E
Add physical drives.
RAID 5
3 physical drives minimum, 4 (R4), 6 (R6) or 8 (R8).
RAID 1E must have less than 4 (R4), 6 (R6) or 8 (R8) physical drives. If
existing physical drives have no unused space, add 1 or more physical
drives.
RAID 10
4 physical drives minimum. Even number of physical drives. If existing
physical drives have no unused space, add 1 or more physical drives.
RAID 50
6 physical drives minimum.
See “Migrating a Logical Drive” on page 144.
RAID 5
A RAID 5 Source logical drive can migrate to the following Target logical drives:
Target
Requirements
RAID 0
None.
RAID 1E
None.
RAID 5
Add physical drives. Maximum of 4 (R4), 6 (R6) or 8 (R8).
RAID 6
4 physical drives minimum, maximum of 4 (R4), 6 (R6) or 8 (R8). If
existing physical drives have no unused space, add 1 or more physical
drives.
RAID 10
4 physical drives minimum. Even number of physical drives. If existing
physical drives have no unused space, add 1 or more physical drives.
RAID 50
6 physical drives minimum.
RAID 60
8 physical drives minimum.
Summary of Contents for Pegasus3 R4
Page 4: ...iv Promise Technology Pegasus3 R4 R6 R8 VCCI KCC FCC ...
Page 5: ...v About this guide Pegasus3 Product Manual WARNING WARNING WARNING WARNING ...
Page 80: ...67 Managing the Pegasus3 Pegasus3 Product Manual Controller Settings ...
Page 207: ...194 Promise Technology Pegasus3 R4 R6 R8 View NVRAM Events ...