[virt-tools-list] Storage pool will only allow 3 partitions

Stephen stephen at artifex360.com
Fri Mar 27 23:23:36 UTC 2015


Disk with extended partition but I cannot create a directory. Where
is /dev/sda2 stored so I can create directory?

Cheers,
Stephen





> On Mar 27, 2015, at 11:23 AM, Eric Blake <eblake at redhat.com> wrote:
> 
> On 03/25/2015 11:23 PM, Stephen wrote:
>> Hi,
>> 
>> I have disk pool with 3 partitions with plenty space left over
>> but cannot add anymore partitions. Any idea how to 
>> work through this.
> 
> I'm guessing your disk is partitioned using older MBR records (typical
> of BIOS) and not newer GPT records (typical of UEFI).  An MBR disk can
> only have 4 primary partitions; to fake having more partitions than
> that, one of those four partitions must be reserved as an extended
> partion that is then further subdivided into all other extended
> partitions.  You haven't show the actual layout of your disk or what
> command you are attempting that is failing, but I'm guessing that you
> are failing because you are attempting to request a new primary
> partition when you are at the point where you can only create an
> extended partition.
> 
>> 
>> 
>> 1TB = 2 Pools = 1 dir = 1 partion = allow allocates 50GB/ea
>> 			   1 disk = 3 partitons
>> 			   300GB unused
>> 
>> Storage Pool Options are: fs, iscsi, logical, mpath,netfs,scsi
> 
> Okay, now you are confusing me.  I am not sure what you are attempting
> to try, nor what is failing, because there are simply not enough details
> here (are you trying to use a disk pool, or an fs pool, or something else?)
> 
> -- 
> Eric Blake   eblake redhat com    +1-919-301-3266
> Libvirt virtualization library http://libvirt.org
> 




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