[GTALUG] 10TB drive seen as a 2TB drive (twice?)

[Nicholas Krause]

On 12/29/19 12:05 AM, Evan Leibovitch via talk wrote:
> It's not an Xmas present as it was bought a few weeks ago, but I'm 
> trying to install a 10TB WD (Red Pro) disk and it's not exactly going 
> to plan.
>
> My original plan was to put the disk into an external case, plug it in 
> to format and copy over files, then install it in the case.
>
> The system already has an SSD as /dec/sda, and two disks one of 3TB 
> and the other of 4TB, all working fine.
>
> When I attach the external drive, lsblock and fdisk -l both report TWO 
> new drives, /dev/sdd and /dev/sde, both of 2TB size. I went into set 
> the disk from DOS to GPT but the size didn't change;
>
> Now fdisk -l reports:
>
> Disk /dev/sdd: 2 TiB, 2199023255040 bytes, 4294967295 sectors
> Units: sectors of 1 * 512 = 512 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
> Disklabel type: gpt
> Disk identifier: 49FDD63D-6C95-46F0-B7B1-650038D8FB9B
>
> Disk /dev/sde: 2 TiB, 2199023255040 bytes, 4294967295 sectors
> Units: sectors of 1 * 512 = 512 bytes
> Sector size (logical/physical): 512 bytes / 512 bytes
> I/O size (minimum/optimal): 512 bytes / 512 bytes
>
> And cat /proc/scsi/scsi reports:
>
> Host: scsi10 Channel: 00 Id: 00 Lun: 00
>   Vendor: WDC WD10 Model: 1KFBX-68R56N0    Rev: 0200
>   Type:   Direct-Access                    ANSI  SCSI revision: 04
> Host: scsi10 Channel: 00 Id: 00 Lun: 01
>   Vendor: WDC WD10 Model: 1KFBX-68R56NLUN1 Rev: 0200
>   Type:   Direct-Access                    ANSI  SCSI revision: 04
>
>
> The disk model is WD101KFBX and its specs can be found here. 
> <https://documents.westerndigital.com/content/dam/doc-library/en_us/assets/public/western-digital/product/internal-drives/wd-red-pro-hdd/data-sheet-western-digital-wd-red-pro-hdd-2879-800022.pdf>All 
> of the online guides I've consulted say that the full capacity of the 
> drive should be visible once I switch it to GPT mode.
>
> Is this a USB limitation? Or is there something else I need to change? 
> I've attached the output of hwinfo if that's any help.
>
> Thanks for any suggestions!
>

Your using fdisk right. There is a version for GPT disks called gdisk 
and you may want to try
that or a GUI program like gparted.

Nick
> -- 
> Evan Leibovitch, Toronto Canada
> @evanleibovitch or @el56
>
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