On 6/20/2011 1:34 PM, Warren Young wrote:
> On 6/18/2011 8:00 PM, Stephen Harris wrote:
>>
>> I wondering if the new 3Tb disks would work in this scenario;
>
> I've tried 3 TB disks on a 32-bit CentOS 5 box, plugged into generic
> Intel PIIX on-board SATA ports. It seemed to work fine.
>
> I only did it to see if it would work, so I currently have no systems
> deployed like that. Everything using 3 TB disks in production right now
> does so via a 3ware RAID controller. The big gotcha there is that only
> their newest controllers (9700 series) support 3 TB disks.
If they are 4k sector devices you need to be sure the partitions are
aligned correctly or you will have a huge hit in write performance
(although everything will still appear to be working). I don't think the
tools in 5.x know how to do this automatically yet.
--
Les Mikesell
lesmikesell@xxxxxxxxx
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