User Manual

To create a logical drive manually:
1. Do one of the following actions:
• Click the Logical Drive icon.
• From the Storage menu, choose Logical Drive.
2. Click the Create Logical Drive button.
3. Click the radio button of the disk array you want to use and click the Next button.
4. Accept the defaults or make changes:
• Optional. Enter an alias in the Alias eld.
Maximumof32characters;letters,numbers,spacebetweencharacters,andunderline.
• Choose a RAID level.
The choice of RAID levels depends the number of physical drives in the disk array.
• IntheCapacityeld,acceptthedefaultmaximumcapacityorenteralessercapacityand
size in MB, GB or TB.
Any remaining capacity is available for an additional logical drive.
• Choose a Stripe size.
64KB,128KB,256KB,512KB,and1MBareavailable.
• Choose a Sector size.
512B,1KB,2KB,and4KBareavailable.
• Choose a Read (cache) Policy.
Read Cache, Read Ahead, and No Cache are available.
• Choose a Write (cache) Policy.
Write Back and Write Through (Thru) are available.
The Write Cache is always set to WriteThru when the Read Cache is set to NoCache.
• ForRAID6logicaldrives,chooseaCodecSchemefromthedropdownmenu.
P+Q and Q+Q are available.
• If you want the PROMISE Utility to format your logical drives, leave the Format box
checked.
See “FormattingLogicalDrives”onpage108.
5. Click the Add button.
The new logical drive appears on the list at the right.
If there is capacity remaining, you can create an additional logical drive. Pegasus supports up to
32logicaldrives.
6. Whenyouarenished,clicktheSubmit button.
The new logical drive or drives appear in the logical drive list.
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