[CentOS] strange partitioning problem

Fri Apr 13 16:55:55 UTC 2012
Boris Epstein <borepstein at gmail.com>

On Thu, Apr 12, 2012 at 9:27 AM, Dennis Jacobfeuerborn <
dennisml at conversis.de> wrote:

> On 04/12/2012 03:14 PM, Boris Epstein wrote:
> > Hello listmates,
> >
> > Here's I am, trying to install Centos 6.2 64-bit on a server with 24 TB
> of
> > disk RAIDed as RAID 6. So I get this 18 TB disk (the RAID is recognized
> as
> > one disk) where I am trying to put my OS. And I can create a couple of
> > partitions - let us say I defiine a 150 GB swap, a 150 GB "/", a 100 GB
> > "/var". So far so good. Then I try to define the next one, say, a 100 GB
> > "/tmp" and get a message stating there is not enough disk space whereas I
> > still have over 18 TB free and the installation interface reflects that
> > accurately!
> >
> > I am at a loss. Is that something related to the sheer size of the disk?
> > Why would this happen - especially at so basic a stage of the process?
> >
> > At any rate, any help or advice would be greatly appreciated.
>
> Have you also defined a /boot partition and maybe declared all of them to
> be primary partitions? If so you maybe ran out of partitions rather than
> actual diskspace. Are you using a GPT partition table?
>
> Regards,
>  Dennis
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Dennis,

Thanks for your help.

By all appearances this is not GPT but rather MSDOS table. And this may be
bad news overall. See this:

http://richardjh.org/blog/install-centos-onto-large-partitions-using-gpt-disk-layout/

Boris.