Fujitsu DX400 Computer Drive User Manual


 
Chapter 5 Configuration Menu
> 5.2 RAID Management
ETERNUS DX400/DX8000 series ETERNUSmgr User Guide Settings/Maintenance
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DVCF Mode
Sets DVCF Mode.
DVCF mode is displayed as a setting item only when GS license is registered. This
setting is enabled only when the RAID level is RAID1.
The [Create RAID Group (Select Disk)] screen appears.
Depending on the RAID level, supported RAID configuration varies.
Supported RAID Group configuration
- For ETERNUS DX410/DX440
OK: Supported
–: Excluded
- For ETERNUS DX8100/DX8400/DX8700
OK: Supported
NO: Not supported
RAID Level
Support
Number of
configuration disks
Open system server GlobalServer
RAID0 OK 2 to 16
RAID1 OK 1+1
RAID1+0 OK Even numbers only
2+2 to 16+16
RAID5 OK 2+1 to 15+1
RAID6 OK 3+2 to 14+2
RAID Level
Support
Number of
configuration disks
Open system server GlobalServer
RAID0 OK NO 2 to 16
RAID1 OK OK 1+1
RAID1+0 OK NO Even numbers only
2+2 to 16+16
RAID5 OK NO 3+1 or 7+1
RAID6 OK NO 6+2 or 14+2
RAID0 has no data redundancy. RAID1, RAID1+0, RAID5, or
RAID6 are recommended selections for the RAID level.
When setting the RAID level other than RAID1, set the DVCF
[OFF].
When the [Set] button is clicked in the following conditions, an
error screen appears.
- When the RAID level is a level other than RAID1, and the
DVCF is [ON]
- When configuring RAID1 with 300GB or larger disks, and
DVCF is [ON]
- When inputting characters other than ASCII code (0x20 –
0x7E) for RAID Group Name
- When inputting the existing RAID Group name