[OpenIndiana-discuss] Harddisk > 2TB

[Sašo Kiselkov]

On 01/20/2013 02:10 PM, Sašo Kiselkov wrote:
> On 01/20/2013 01:57 PM, Ulrich Hagen wrote:
>> Hello everyone,
>>
>> I have recently added an Intel SASUC8I controller to my home file
>> server, and hooked up eight Western Digital Red 3000GB disks to it. 
>>
>> Only after I started filling up the new pool I noticed that the
>> capacity of the pool is not what I expected it to be.
>> And really: 'format' lists e. g. one of these disks as
>>   c1t0d0 <ATA-WDC WD30EFRX-68A-0A80-2.00TB>
>>
>> My plan is now to buy an IBM ServeRAID-M1015 controller, flash it with
>> LSI IT firmware, and use that one instead.
>>
>> Now my question: Can I keep my pool intact? I want to do this as
>> follows:
>> 1 - Export the pool, power off the computer
>> 2 - Remove the SASUC81, insert the M1015
>> 3 - Power on the computer, import the pool.
>> 4 - See that the pool's capacity has grown by about 5.4 TiB
>> (It is a RAIDZ2, and yes, I know that eight HDs is not an ideal size
>> for that.)
>>
>> The 'autoexpand' property of the pool is set to 'on'.
>>
>> In case it matters: I am running oi_151a7.
> 
> What's your pool's ashift?
> # zdb <poolname> | grep ashift
> 
> I've got several of the 2TB variety WD Red drives and they show up and
> work normally, as 2.0TB drives, so your having trouble with 3TB drives
> is strange.

Also, did you flash LSI IT firmware into that Intel card?
See: http://www.servethehome.com/flashing-intel-sasuc8i-lsi-firmware-guide/

Cheers,
--
Saso