Need help adding FC luns

[Jeff]

Are there any access controls on the LUNs on the SAN? I have seen a few SANs
which do not present any LUNs until you have configured access control
lists. If the LUNs are hidden then you obviously wont see any disks in RHEL.

Jeff

On Tue, Jan 4, 2011 at 2:36 PM, Matty Sarro <msarro at gmail.com> wrote:

> Dmesg only sees the brocade controller card; it doesn't see any disks
> or anything from what I can tell. Nothing is showing up in
> /etc/sysconfig/hwconf... that is where the disks should be listed
> correct?
>
> On Mon, Jan 3, 2011 at 11:25 PM, Eugene Vilensky <evilensky at gmail.com>
> wrote:
> > On Mon, Jan 3, 2011 at 7:18 PM, Matty Sarro <msarro at gmail.com> wrote:
> >
> >> I have configured dm-multipath (using:
> >>
> http://willsnotes.wordpress.com/2010/10/13/linux-rhel-5-configuring-multipathing-with-dm-multipath/
> ).
> >> However nothing is showing up at all. I have rebooted numerous times,
> >> and nothing.
> >>
> >> fdisk -l doesn't show anything except the internal disks. Can anyone
> >> help give me an idea of how to proceed? Some help would be greatly
> >> appreciated.
> >
> > Is your HBA correctly negotiating between target and initiator at the
> > correct speed?  Are your initiator groups correctly set up on array?
> > Before setting up dm-multipath, your host has to see the disks (or
> > paths).  What does dmesg show on startup for any /dev/sc devices?
> >
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