On 6/18/2011 8:51 PM, Stephen Harris wrote:
> On Sat, Jun 18, 2011 at 10:13:00PM -0400, Lamar Owen wrote:
>> On Saturday, June 18, 2011 10:00:25 PM Stephen Harris wrote:
>>> But space is running out; I wondering if the new 3Tb disks would work
>>> in this scenario; most importantly will 2.6.18-238.9.1.el5PAE see the
>>> whole disk? And also whether I need to be worried about 4Kbyte sectors.
>>
>> You'll have to change to GPT partitioning to use>2TB; for instance:
>
> Only if I'm partitioning the disk, surely. If I just throw the whole
> raw disk into mdadm (sdd, sde, sdf...) then isn't partitioning
> irrelevant?
So...you were planning on treating the RAID as a raw block device, too,
then? :) Otherwise, when you go to partition *it*, I think you'll find
that you need to use GPT.
>> Linux 2.6.32-131.2.1.el6.i686 #1 SMP Wed May 18 07:07:27 EDT 2011 i686 i686 i386 GNU/Linux
>
> Hmm, el6. Nice to know that will work when CentOS6 comes out; maybe I'll
> wait until then and rebuild my machine with 64bit mode.
It's a good idea. These many-TB filesystems really push the limits of a
32-bit system.
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