Archived from groups: comp.sys.hp.hardware (
More info?)
As a rule, RAID arrays need rebuilding when adding to their capacity.
.... Ben Myers
On Sat, 21 Aug 2004 15:41:39 GMT, "Blaze" <asfdaf@aff.com> wrote:
>
>"Christian Dürrhauer" <cduerr@geog.fu-berlin.de> wrote in message
>news:1ca19h1q3od0l.dlg@73137.user.dfncis.de...
>> On the seventh day, Blaze wrote...
>>
>> > Hi
>> >
>> > If I have a Proliant G2 with the Hot Swap bays, and I have 4 x 72GB
>Disks in
>> > them
>> >
>> > If I want to expand do I have to keep with the 72's or can I add larger
>> > disks ?
>>
>> Hello, Blaze,
>>
>> I guess that depends what kind of RAID config you've set up so far.
>Without
>> knowing the RAID controller in your system in detail, RAID-0+1 setups
>> usually can be extended by using 2 or 4 larger hard disk drives - just add
>> to the first channel as many hard disks as you add to the other.
>> A RAID-5 setup should be happy with any hotspare it can get *g* but in
>> order to extend the array in size, you'd better have a backup, disable the
>> array and build it from scratch.
>>
>> Of course, you're always free to use new hard disks for a second or third
>> array!
>
>We propose to have a raid 5 with 5 x 72GB HDD's..
>
>I was wondering if an expansion would be simple or would I have to go
>through the shelep of rebuilding, as this is going to be the DC and I really
>don't want to have to rebuild when I run out of space.. its easier to put a
>new cheap PC as a file server
>
>