Skip site navigation (1)Skip section navigation (2)
Date:      Sun, 8 May 2011 12:31:28 -0700
From:      Artem Belevich <art@freebsd.org>
To:        Michael Reifenberger <mike@reifenberger.com>
Cc:        FreeBSD-SCSI <scsi@freebsd.org>
Subject:   Re: mpt(4) cuts 3TiB drives down to 2TiB
Message-ID:  <BANLkTikGH6iDLZTztxg13qzxPiazQ5VYBA@mail.gmail.com>
In-Reply-To: <alpine.BSF.2.00.1105081401080.92495@gw.reifenberger.com>
References:  <alpine.BSF.2.00.1105081401080.92495@gw.reifenberger.com>

next in thread | previous in thread | raw e-mail | index | archive | help
On Sun, May 8, 2011 at 5:13 AM, Michael Reifenberger
<mike@reifenberger.com> wrote:
> Hi,
> the manpage of mptutil states that mpt(4) doesn't support volumes greater
> 2TiB,
> it suggests to use the disks in JBOD mode.
>
> Even this seems only to work for disk with less than 2TiB.
>
> When attaching a Hitachi 7k3000 drive on the LSI SAS/SATA ports of a
> Supermicro X8ST3-F board I only see 4294967294 sectors while I get 976773168
> sectors when
> attaching to the on board SATA ports.
>
> This leaves the onboard LSI controller useless for bigger disks.
>
> Is there a way to work around this issue?
>
> Or is anybody working on enhancing the mpt(4) driver to use the newer API?

According to LSI, it's a 'feature'.  Controllers based on
LSI1068/1068e (X8ST3-F  uses LSI 1068E)  truncate drive capacity to
2TB:
http://kb.lsi.com/KnowledgebaseArticle16399.aspx

--Artem

>
> Thanks in advance!
>
> Bye/2
> ---
> Michael Reifenberger
> Michael@Reifenberger.com
> http://www.Reifenberger.com
>
> _______________________________________________
> freebsd-scsi@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-scsi
> To unsubscribe, send any mail to "freebsd-scsi-unsubscribe@freebsd.org"
>



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?BANLkTikGH6iDLZTztxg13qzxPiazQ5VYBA>