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Date: Wed, 1 Jun 2011 14:34:55 +0800
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From: TJ Varghese <tj@tjvarghese.com>
To: Freddie Cash <fjwcash@gmail.com>
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Cc: stable@freebsd.org, Matt Thyer <matt.thyer@gmail.com>
Subject: Re: PCIe SATA HBA for ZFS on -STABLE
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On Tue, May 31, 2011 at 10:31 PM, Freddie Cash <fjwcash@gmail.com> wrote:

> On Tue, May 31, 2011 at 5:48 AM, Matt Thyer <matt.thyer@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.


--
TJ