topic Re: Adding HDD to a RAID5 and Smart Array 431 on NT4 in Disk Enclosures https://community.hpe.com/t5/disk-enclosures/adding-hdd-to-a-raid5-and-smart-array-431-on-nt4/m-p/2970772#M8422 Inherently no. The new drive appears to the OS as free space and must be formatted.<BR /><BR />What you want is partition expansion. With RAID 5 this may or may not be possible. Some have had luck some not in under RAID, with products from PowerQuest for NT and 2000 Server. ServerMagic and VolumeManager<BR /> Tue, 13 May 2003 12:29:36 GMT e4services 2003-05-13T12:29:36Z Adding HDD to a RAID5 and Smart Array 431 on NT4 https://community.hpe.com/t5/disk-enclosures/adding-hdd-to-a-raid5-and-smart-array-431-on-nt4/m-p/2970770#M8420 I want to add 2 HDD to a ML370 server equiped with a Smart array controller 431.<BR /><BR />This server has already a RAID 5 created on the 431 controller.<BR /><BR />I know That I can just plug this disk and then having these disks striped in the RAID 5.<BR /><BR />But is it possible to add these disks to an existing partition without breaking it ?? Mon, 12 May 2003 12:48:44 GMT https://community.hpe.com/t5/disk-enclosures/adding-hdd-to-a-raid5-and-smart-array-431-on-nt4/m-p/2970770#M8420 Daniel Bonnot 2003-05-12T12:48:44Z Re: Adding HDD to a RAID5 and Smart Array 431 on NT4 https://community.hpe.com/t5/disk-enclosures/adding-hdd-to-a-raid5-and-smart-array-431-on-nt4/m-p/2970771#M8421 Inherently no. The new drive appears to the OS as free space and must be formatted.<BR /><BR />What you want is partition expansion. With RAID 5 this may or may not be possible. Some have had luck some not in under RAID, with products from PowerQuest for NT and 2000 Server. ServerMagic and VolumeManager<BR /> Tue, 13 May 2003 12:29:17 GMT https://community.hpe.com/t5/disk-enclosures/adding-hdd-to-a-raid5-and-smart-array-431-on-nt4/m-p/2970771#M8421 e4services 2003-05-13T12:29:17Z Re: Adding HDD to a RAID5 and Smart Array 431 on NT4 https://community.hpe.com/t5/disk-enclosures/adding-hdd-to-a-raid5-and-smart-array-431-on-nt4/m-p/2970772#M8422 Inherently no. The new drive appears to the OS as free space and must be formatted.<BR /><BR />What you want is partition expansion. With RAID 5 this may or may not be possible. Some have had luck some not in under RAID, with products from PowerQuest for NT and 2000 Server. ServerMagic and VolumeManager<BR /> Tue, 13 May 2003 12:29:36 GMT https://community.hpe.com/t5/disk-enclosures/adding-hdd-to-a-raid5-and-smart-array-431-on-nt4/m-p/2970772#M8422 e4services 2003-05-13T12:29:36Z