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

Eric Blake eblake at redhat.com
Fri Mar 27 15:23:39 UTC 2015


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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