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Re: formatting a 12.73 Tb disk on ROCKS 5.2



Doll, Margaret Ann wrote:
> The answer came from my vendor at Atipa.
>
> You will need to change the partitioning scheme to use GPT in order to
> enable greater than 2TB support.

Which is what I was saying.
>
> # parted -s /dev/sda mklabel gpt

This is command-line version of what I said - I was giving you the
interactive version. I do not understand why the above would work, and
what I suggested you do gave you "invalid token".
>
> # parted –s /dev/sda rm 1

The above removes partition 1.
>
> # parted –s /dev/sda “mkpart primary xfs 1 -1”
>
You've decided to use xfs, yes? And the 1 bothers me, a lot. That's either
sector or cylinder... and they did *not* tell you to use -a optimal for
aligning the partition. If you do parted -l, what do you see?

     mark
>
>
> At this point, you should be able to continue as you were trying to do
> before.
>
>
>
> # mkfs.xfs /dev/sda1
>
>
> On Thu, May 9, 2013 at 2:39 PM, Doll, Margaret Ann
> <margaret_doll brown edu>wrote:
>
>>
>>
>> On Thu, May 9, 2013 at 1:34 PM, Mike Burger
>> <mburger bubbanfriends org>wrote:
>>
>>> > I was going to use parted and create a partition, but I don't know
>>> what
>>> to
>>> > use for the end point.
>>> >
>>> > Model: AMCC 9650SE-16M DISK (scsi)
>>> > Disk /dev/sda: 14.0TB
>>> > Sector size (logical/physical): 512B/512B
>>> > Partition Table: gpt
>>> >
>>> >
>>> > On Thu, May 9, 2013 at 11:44 AM, <m roth 5-cent us> wrote:
>>> >
>>> >> Doll, Margaret Ann wrote:
>>> >> > I used the BIOS setting to create the raid system.  I couldn't
>>> format
>>> >> it,
>>> >> > so I ran fdisk, deleted the partition and created a new partition.
>>> >> The
>>> >> > new partition with fdisk was approximately the same size as the
>>> >> original
>>> >> > partition created by the BIOS.
>>> >>
>>> >> Ok, I don't know what you mean by the BIOS setting - on what? Is
>>> this
>>> >> attached to a server, or is this an "appliance"? If the former, do
>>> you
>>> >> mean the firmware for an HBA?
>>> >>
>>> >> At any rate, you *cannot* use fdisk to do anything with this. There
>>> are
>>> >> hard-coded limits with fdisk - you *must* use either parted (which
>>> is
>>> >> user
>>> >> surly, if not outright hostile) or gparted (the GUI version, which
>>> is,
>>> >> well, ok). And you must specify that the partition table - there is
>>> no
>>> >> MBR
>>> >> as we know it, for something this big - must be GPT, not MBR.
>>> >>
>>> >>       mark
>>> >> >
>>> >> > On Thu, May 9, 2013 at 11:19 AM, <m roth 5-cent us> wrote:
>>> >> >
>>> >> >> Doll, Margaret Ann wrote:
>>> >> >> > I have a raid-5, /dev/sda on a NAS node that has 12.73 Tb of
>>> space.
>>> >> >> >
>>> >> >> > mkfs xfs /dev/sda1
>>> >> >> > mke2fs 1.39 (29-May-2006)
>>> >> >> > mkfs.ext2: invalid blocks count - /dev/sda1
>>> >> >> >
>>> >> >>
>>> >> >> Question 1: Margaret - did you use parted or gparted, or fdisk,
>>> or
>>> >> some
>>> >> >> NAS utility to create the logical partition? If anything other
>>> than
>>> >> an
>>> >> >> HBA
>>> >> >> controller, you've cannot use fdisk, which cannot deal with
>>> anything
>>> >> >> larger than 2TB.
>>> >> >>
>>> >> >>         mark
>>> >> >>
>>> >> >> > I can use
>>> >> >> >
>>> >> >> > mkfs.ext3 /dev/sda1 works, but it only formats the first 2Tb of
>>> >> space.
>>> >> >> >
>>> >> >> > filesystem            Size  Used Avail Use% Mounted on
>>> >> >> > /dev/sdb1              19G  2.8G   16G  16% /
>>> >> >> > /dev/sdb5             875G  200M  830G   1% /state/partition
>>> >> >> > /dev/sdb2             4.8G  184M  4.4G   5% /var
>>> >> >> > tmpfs                 3.9G     0  3.9G   0% /dev/shm
>>> >> >> > /dev/sda1             2.0T  199M  1.9T   1% /bigdisk1
>>> >> >> >
>>> >> >> > How do I get the complete raid system formatted?
>>> >> >> >
>>> >> >> > Thanks
>>>
>>> There's another option, altogether.
>>>
>>> Skip gparted, altogether, and use LVM. Set the entire /dev/sda as an
>>> LVM
>>> physical volume (instead of creating any partitions on it), add the PV
>>> to
>>> a volume group, and then build filesystem(s) out using logical
>>> volume(s),
>>> instead.
>>>
>>
>> More details please.  I want just one giant partition of 12 Tb or more
>> when I am finished.
>>
>>>
>>> --
>>> Mike Burger
>>> http://www.bubbanfriends.org
>>>
>>> "It's always suicide-mission this, save-the-planet that. No one ever
>>> just
>>> stops by to say 'hi' anymore." --Colonel Jack O'Neill, SG1
>>>
>>> --
>>> redhat-list mailing list
>>> unsubscribe mailto:redhat-list-request redhat com?subject=unsubscribe
>>> https://www.redhat.com/mailman/listinfo/redhat-list
>>>
>>
>>
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