On Thu, Mar 6, 2008 at 10:50 AM, Alexandre Chartre <
Alexandre.Chartre at sun.com> wrote:

>
> > 1) "We will first only support disks shared between guests on different
> > platforms"
> > This is across different physical servers and requires clustering in the
> > control domains.
>
>   Yes this is across different physical servers, but this doesn't require
> clustering in the control domain; clustering can be done from the guest
> domain.
>
>
> > 2) "disks shared on the same platform through different HBA."
> > This is in the same physical server but using multiple I/O domains
>
>   You can also use one I/O domain, if that I/O domain has multiple paths
> to a disk using different HBA.
> This is an interesting configuration, exporting the same device using
> different
> physical paths to different guests. This limits the number of guest
> domains
> that can share the device to the number of paths to that disk. Also, this
> does
> not allow volumes to be shared, but only physical disks.
>

>

>
> alex.
>
> > On Thu, Mar 6, 2008 at 9:40 AM, Alexandre Chartre
> > <Alexandre.Chartre at sun.com <mailto:Alexandre.Chartre at sun.com>> wrote:
> >
> >
> >      We will first only support disks shared between guests on different
> >     platforms or disks shared on the same platform through different
> HBA.
> >
> >     alex.
> >
> >     Misha Chawla Shanker wrote:
> >      > Hi Alex,
> >      >
> >      > AFAIK, Oracle RAC in guest Ldoms will require shared access to
> >     virtual
> >      > disks.
> >      > How will Sol10U5 address the sharing of devices between guests?
> >      > Will it enable the user to export the same device to multiple
> guests.
> >      >
> >      > Regards,
> >      > Misha.
> >      >
> >      > On Thu, Mar 6, 2008 at 9:03 AM, Alexandre Chartre
> >      > <Alexandre.Chartre at sun.com <mailto:Alexandre.Chartre at sun.com>
> >     <mailto:Alexandre.Chartre at sun.com
> >     <mailto:Alexandre.Chartre at sun.com>>> wrote:
> >      >
> >      >
> >      >      Oracle RAC currently work on LDoms I/O domains with physical
> >     devices.
> >      >
> >      >      Oracle RAC will work on LDoms guest domains with virtual
> devices
> >      >     with S10U5.
> >      >
> >      >      Oracle does not officially support Oracle RAC on LDoms
> >     because this
> >      >     configuration has not been certified yet. We are working with
> >     Oracle
> >      >     to get this certification. Hopefully Oracle RAC will be
> supported
> >      >     on LDoms when S10U5 is released.
> >      >
> >      >
> >      >     alex.
> >      >
> >      >     Jorge Chiang wrote:
> >      >      > Dmitriy
> >      >      >
> >      >      > Here is the official Oracle support site, Oracle does not
> >     support
> >      >     LDOMs
> >      >      > as of now.
> >      >      >
> >      >      >
> >     https://metalink.oracle.com/metalink/certify/certify.istore_welcome
> >      >      >
> >      >      > Jorge
> >      >      >
> >      >      >
> >      >      >
> >      >      > Dmitriy Krayzman wrote:
> >      >      >> Hi,
> >      >      >> is there a doc from Oracle that states Oracle (any Oracle
> >     app,
> >      >     db, etc) supports LDOMs?
> >      >      >> Verbal statement from our local Oracle resource was that
> >     LDOMs
> >      >     are not officially supported. Might
> >      >      >> not necessarily be an accurate or relevant statement.
> >      >      >>
> >      >      >> D.
> >      >      >>
> >      >      >> Octave Orgeron wrote:
> >      >      >>
> >      >      >>> Hi,
> >      >      >>>
> >      >      >>> At this point, you can not do shared storage between
> guest
> >      >     domains. Storage allocated to a guest domain is exclusive and
> >     does
> >      >     not support things like SCSI3-PGR. You could probably use
> >     NAS(NFS)
> >      >     with ODM or perhaps iSCSI. But I have not tested these
> >     options out
> >      >     yet, but they may be an alternative. Later on when Hybrid-IO
> and
> >      >     NPIV are out, this should change.
> >      >      >>>
> >      >      >>> *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*
> >      >      >>> Octave J. Orgeron
> >      >      >>> Solaris Systems Engineer
> >      >      >>> http://www.opensolaris.org/os/community/sysadmin/
> >      >      >>> http://unixconsole.blogspot.com
> >      >      >>> unixconsole at yahoo.com <mailto:unixconsole at yahoo.com>
> >     <mailto:unixconsole at yahoo.com <mailto:unixconsole at yahoo.com>>
> >      >      >>> *-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*
> >      >      >>>
> >      >      >>> ----- Original Message ----
> >      >      >>> From: Hector Almazan <almazh at gmail.com
> >     <mailto:almazh at gmail.com> <mailto:almazh at gmail.com
> >     <mailto:almazh at gmail.com>>>
> >      >      >>> To: ldoms-discuss at opensolaris.org
> >     <mailto:ldoms-discuss at opensolaris.org>
> >      >     <mailto:ldoms-discuss at opensolaris.org
> >     <mailto:ldoms-discuss at opensolaris.org>>
> >      >      >>> Sent: Wednesday, March 5, 2008 4:23:16 PM
> >      >      >>> Subject: [ldoms-discuss] Oracle RAC on LDOM
> >      >      >>>
> >      >      >>> any ideas or reference I could read?
> >      >      >>>
> >      >      >>> thanks
> >      >      >>> --
> >      >      >>> This message was posted from opensolaris.org
> >     <http://opensolaris.org>
> >      >     <http://opensolaris.org>
> >      >      >>> _______________________________________________
> >      >      >>> ldoms-discuss mailing list
> >      >      >>> ldoms-discuss at opensolaris.org
> >     <mailto:ldoms-discuss at opensolaris.org>
> >      >     <mailto:ldoms-discuss at opensolaris.org
> >     <mailto:ldoms-discuss at opensolaris.org>>
> >      >      >>>
> http://mail.opensolaris.org/mailman/listinfo/ldoms-discuss
> >      >      >>>
> >      >      >>>
> >      >      >>>
> >      >      >>>
> >      >      >>>
> >      >      >>>
> >      >
> >
> ____________________________________________________________________________________
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> >      >      >>> _______________________________________________
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> >      >     <mailto:ldoms-discuss at opensolaris.org
> >     <mailto:ldoms-discuss at opensolaris.org>>
> >      >      >>>
> http://mail.opensolaris.org/mailman/listinfo/ldoms-discuss
> >      >      >>>
> >      >      >>>
> >      >      >> _______________________________________________
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> >     <mailto:ldoms-discuss at opensolaris.org>
> >     <mailto:ldoms-discuss at opensolaris.org
> >     <mailto:ldoms-discuss at opensolaris.org>>
> >      >      >>
> http://mail.opensolaris.org/mailman/listinfo/ldoms-discuss
> >      >      >>
> >      >      >
> >      >      >
> >      >
> >
> ------------------------------------------------------------------------
> >      >      >
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> >      >
> >      >
> >
> >
> >
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