Re: formatting a 12.73 Tb disk on ROCKS 5.2

On Thu, May 9, 2013 at 3:09 PM, <[email protected]> wrote:

> 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?
>

[root@nas-0-0 ~]# parted -l

Model: AMCC 9650SE-16M DISK (scsi)
Disk /dev/sda: 14.0TB
Sector size (logical/physical): 512B/512B
Partition Table: gpt

Number  Start   End     Size    File system  Name     Flags
 1      17.4kB  14.0TB  14.0TB  xfs          primary

df -h

/dev/sda1              13T  8.4G   13T   1% /bigdisk1




>
>      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
> > <[email protected]>wrote:
> >
> >>
> >>
> >> On Thu, May 9, 2013 at 1:34 PM, Mike Burger
> >> <[email protected]>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, <[email protected]> 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, <[email protected]> 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
> >>>
> >>> --
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> >>>
> >>
> >>
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