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Date:      Mon, 16 Nov 2015 11:40:12 -0800
From:      Freddie Cash <fjwcash@gmail.com>
To:        Kevin Oberman <rkoberman@gmail.com>
Cc:        Borja Marcos <borjam@sarenet.es>, freebsd-scsi@freebsd.org,  Royce Williams <royce@tycho.org>, freebsd-stable <freebsd-stable@freebsd.org>, Kai Gallasch <k@free.de>
Subject:   Re: LSI SAS2008 mps driver preferred firmware version
Message-ID:  <CAOjFWZ4Js65gQZc6rbT9SKg-jZozziTa=JGpJys6HyejdgWP%2Bg@mail.gmail.com>
In-Reply-To: <CAN6yY1sH0PnnF_AGwDsA75i_Z6ptOr4J0c_Gqrt%2BRFO6eZsW-Q@mail.gmail.com>
References:  <5644FF09.9090200@free.de> <CA%2BE3k93QrUFA3BvhoswkVDXh2bR2aLYG6Z0TOrisVvNL=%2BMZVA@mail.gmail.com> <56472686.5030301@free.de> <20151114143104.GA41119@in-addr.com> <7710CBCC-E68F-4454-9E29-E50ED1C6B511@sarenet.es> <CAN6yY1sH0PnnF_AGwDsA75i_Z6ptOr4J0c_Gqrt%2BRFO6eZsW-Q@mail.gmail.com>

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On Mon, Nov 16, 2015 at 11:36 AM, Kevin Oberman <rkoberman@gmail.com> wrote=
:

> On Mon, Nov 16, 2015 at 1:00 AM, Borja Marcos <borjam@sarenet.es> wrote:
>
> >
> > On Nov 14, 2015, at 3:31 PM, Gary Palmer wrote:
> >
> > > You can do thinks in /boot/loader.conf to hard code bus and drive
> > > assignments.
> > >
> > > e.g.
> > >
> > > hint.da.0.at=3D"scbus0"
> > > hint.da.0.target=3D"19"
> > > hint.da.0.unit=3D"0"
> > > hint.da.1.at=3D"scbus0"
> > > hint.da.1.target=3D"18"
> > > hint.da.1.unit=3D"0"
> >
> > Beware, the target number assignment is not predictable. There's no
> > guarantee especially if you replace
> > a disk.
> >
> >
> >
> >
> >
> > Borja.
> >
>
> As already mentioned, unless you are using zfs, use gpart to label you fi=
le
> systems/disks. Then use the /dev/gpt/LABEL as the mount device in fstab.
>

=E2=80=8BEven if you are using ZFS, labelling the drives with the location =
of the
disk in the system (enclosure, column, row, whatever) makes things so much
easier to work with when there are disk-related issues.

Just create a single partition that covers the whole disk, label it, and
use the label to create the vdevs in the pool.=E2=80=8B

--=20
Freddie Cash
fjwcash@gmail.com



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