APC iSCSI SATA II User Manual

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4.2   RG Migration 
 
To migrate the RAID level, please follow below procedures. 
 
1.  Select “/ Volume configuration / RAID group”
 
2.  Move the mouse pointer to the gray button next to the RG number; click 
“Migrate”
 
 
 
3.  Change the RAID level by clicking the down arrow to “RAID 5”. There will 
be a pup-up which indicates that HDD is not enough to support the new 
setting of RAID level, click “
” to increase hard drives, 
then click “
“ to go back to setup page. When doing 
migration to lower RAID level, such as the original RAID level is RAID 6 and 
user wants to migrate to RAID 0, system will evaluate whether this 
operation is safe or not, and appear a message of  "Sure to migrate to a 
lower protection array?”
 to give user warning. 
 
 
 
 
4.  Double check the setting of RAID level and RAID PD slot. If there is no 
problem, click “
 “. 
 
5.  Finally a confirmation page shows the detail of RAID information. If there is 
no problem, click “
“ to start migration. System also 
pops up a message of “Warning: power lost during migration may 
cause damage of data!”
 to give user warning. When the power is 
abnormally off during the migration, the data is in high risk.