[OpenIndiana-discuss] Seagate 3000GB Drive only shows 746GB

Rainer Heilke rheilke at dragonhearth.com
Sat Sep 29 02:18:21 UTC 2012

Thanks, I'll have to keep this in mind.


On 9/28/2012 4:08 PM, Timothy Coalson wrote:
> Something worth noting, if you intend to purchase a card to expand via SATA
> drives, is that SATA controllers and OI smartctl don't get along yet (the
> interface for ATA commands isn't implemented, I think is the story), if you
> get a SAS/SAS2 controller, you can get smartctl to work with "-d sat" on
> SATA disks (SAS2 is far more likely to support 3TB and larger disks).  I
> see LSI-based ones recommended for OI quite a bit on this list, but you
> want the HBA ones, not the RAID ones.  They are more expensive than your
> average SATA card, though, and use a different cable.
> I haven't the faintest idea what SATA cards work with OI/illumos.
> Tim
> On Fri, Sep 28, 2012 at 5:50 PM, Rainer Heilke <rheilke at dragonhearth.com>wrote:
>> Bingo! I unplugged one of my internal data drives (after removing it from
>> the ZFS mirror) and hooked up the 3TB drive.
>> Went into the BIOS: 3TB
>> Went into format: 3TB
>> Did a zpool create, there is a new 2.72TB pool.
>> Yippee! Thank you!
>> Now I get to spend the next month moving drives and data around. :-( Too
>> bad OI can't use my new (and seemingly useless) Vantec SATA card. :-(
>> Rainer
>> On 9/28/2012 12:32 PM, Volker A. Brandt wrote:
>>> Hi Rainer!
>>>   This is a USB-attached drive
>>>> (in a SATA/USB enclosure)
>>> Are you sure the controller chip in your SATA/USB enclosure can
>>> deal with more than 2TB of disk?
>>> All such enclosures I have either truncate at 2TB or worse, they wrap
>>> around.  A disk with 3000GB (decimal) will give you just short of
>>> 2794GB (binary), and wrapped around 2TB will give you 746GB.
>>> So I am quite sure the controller chip in your enclosure is to blame.
>>> Regards -- Volker
>> --
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