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>
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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" >
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