PCIe SATA HBA for ZFS on -STABLE

[Freddie Cash]

On Tue, May 31, 2011 at 11:34 PM, TJ Varghese <tj at tjvarghese.com> wrote:

> On Tue, May 31, 2011 at 10:31 PM, Freddie Cash <fjwcash at gmail.com> wrote:
>
>> On Tue, May 31, 2011 at 5:48 AM, Matt Thyer <matt.thyer at gmail.com> wrote:
>>
>> > What do people recommend for 8-STABLE as a PCIe SATA II HBA for someone
>> > using ZFS ?
>> >
>> > Not wanting to break the bank.
>> > Not interested in SATA III 6GB at this time... though it could be useful
>> if
>> > I add an SSD for... (is it ZIL ?).
>> > Can this be added at any time ?
>> >
>> > The main issue is I need at least 10 ports total for all existing
>> drives...
>> > ZIL would require 11 so ideally we are talking a 6 port HBA.
>> >
>>
>> SuperMicro AOC-USAS2-L8i works exceptionally well.  These are 8-port HBAs
>> using the LSI1068 chipset, supported by the mpt(4) driver.  Support 3 Gpbs
>> SATA/SAS, using multi-lane cables (2 connectors on the card, each
>> connector
>> supports 4 SATA ports), hot-plug, hot-swap.
>>
>>
> The USAS2 (6Gbps) is supported by the mps driver (on -CURRENT, not sure if
> it's in 8-STABLE yet). Perhaps you're referring to the earlier USAS which
> does 3Gbps and is supported by the mpt driver.
>
>
Oops, you're right.  We have the USAS, not the USAS2, using the mpt(4)
driver.

-- 
Freddie Cash
fjwcash at gmail.com