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Adding new hard drive's to a raid

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latitude12

Technical User
Sep 24, 2004
231
GB
We have a Dell PowerEdge 4400 server with 6 drives. The server has Dell OpenManage Array Manager v3.7 installed

* 2 disks are mirrored as our operating system on a virtual disk 0 which is fine and we are not going to do anything with these.
* 4 disk are on RAID-5 configuration on virtual disk 1. They where 33Gig drives and we have just replaced them,one by one, with 73 Gig drives and the RAID repaired itself but, as it should, only configured them as 33GB available on each physical disk

Each 68GB disk in the RAID-5 has 33GB in the RAID with the remaining 35GB unallocated. Array Manager sees this but can't do anything with it.

I need to allocate the rest of the new Unallocated space on the drives to the original partitions. Is this possible or do I have to reload my server.
Any help would be great.
 
What do you see under Disk Management in Windows? IF you can see the free space in Disk Management AND your RAID5 volume was configured as a Dynamic disk when it was created in Widows, THEN you could simply right-click on the existing volume and grow it onto the free space.

If not, then you'll probably have to take the server offline, backup the RAID5 volume, then re-create the volume using the new volume size, then restore the files from the original RAID5 volume.
 
The DELL FAST (RAID software prior to Array Manager)software supported this feature by doing the following:

Adding additional drive and expanding

GO INTO FAST
CLICK VIEW FROM MENU
SELECT CONTAINER VIEW
HIGHLIGHT CONTAINER TO EXPAND
SELECT RECONFIGURATION WIZARD
HIGHLIGHT ALL DRIVES TO BRING INTO NEW RAID ARRAY
DO NOT CLICK "FORCE IN DEST"
ENSURE RAID5 SELECTED
SELECT USE ALL MEGABYTE
CLICK CREATE

This added the new drive into the RAID5 array but allocated it the next available drive letter.

I have not had to do this using Array Manager yet but it may be a similar process.

 
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