Pravin,

Are you using OCFS2 to store Oracle database files? What database version do you use?

Thanks,
Herbert.

On 10/31/12 11:45 AM, Pravin K Patil wrote:
Just attaching the guide which is by Sunil, refer to page 43 and it says to use the datavolume option but the man page of mount.ocfs2 says that its depricated parameter. below is details form man page of mount .ocfs2

datavolume

This mount option has been deprecated. It has been used in the past, to force the Oracle RDBMS to

issue direct IOs to the hosted data files, control files, redo logs, archive logs, voting disk,

cluster registry, etc. It has been deprecated because it is no longer required. Oracle RDBMS users

should instead use the init.ora parameter, filesystemio_options, to enable direct IOs.


Just want to be cautious of what we use.

Regards,
Pravin

On Tue, Oct 30, 2012 at 1:58 PM, Herbert van den Bergh <herbert.van.den.be...@oracle.com <mailto:herbert.van.den.be...@oracle.com>> wrote:

    Yes, I'm pretty sure that should be fine.


    On Oct 30, 2012, at 10:34 AM, Pravin K Patil
    <pravinkpa...@gmail.com <mailto:pravinkpa...@gmail.com>> wrote:

    thanks for quick response, so does this mean, we can even remove
    that option on current 1.4 OCFS2 and prepare new host also
    without this option and we swing the storage and we should be fine?

    Regards,
    Pravin

    On Tue, Oct 30, 2012 at 12:03 PM, Herbert van den Bergh
    <herbert.van.den.be...@oracle.com
    <mailto:herbert.van.den.be...@oracle.com>> wrote:

        The datavolume option didn't really do much.  It just changed
        the filesystem identifier from OCFS2 to OCFS V1, so some
        programs which shall not be named would detect it as OCFS and
        do something special. Those programs have long since been
        fixed.  And there's absolutely no other functional behavior
        change with or without the parameter.

        Thanks,
        Herbert.


        On 10/30/12 8:08 AM, Pravin K Patil wrote:
        Hi All,

        While building new servers, we just noticed that on new
        servers which are SLES11 SP2 and OCFS2 1.6 there is no
        option for mount as datavolume
        All our file system which have oracle data files are mounted
        with this option in current system which is SLES10 SP4 and
        OCFS 1.4

        So when we swing the storage, we will have to be careful of
        this mount option. Any suggestions?

        Regards,
        Pravin

        On Thu, Oct 25, 2012 at 10:54 PM, Pravin K Patil
        <pravinkpa...@gmail.com <mailto:pravinkpa...@gmail.com>> wrote:

            Thanks a lot for all the responses, I will reply back
            with practical experience in few weeks.

            Pravin


            On Thu, Oct 25, 2012 at 9:39 PM, Tiger Yang
            <tiger.y...@oracle.com <mailto:tiger.y...@oracle.com>>
            wrote:

                1.6 could recoginze 1.4 format, but after moving to
                the new server,  maybe need enable new features
                which only supported by 1.6 via tunefs.ocfs2.

                Thanks,
                Tiger


                On 10/26/2012 01:19 AM, Pravin K Patil wrote:
                Hi,

                We have current Oracle RAC running with OCFS2 1.4.2
                on SLES10 SP4 servers.
                we are building new RAC nodes with SLES11 SP2 which
                will have OCFS2 1.6

                We plan to just represent the storage from current
                HW to new HW and expect the new server to recognize
                all FS and let Oracle start RAC instances.

                Are there any steps required after/before
                presenting the storage to new server.

                Regards,
                Pravin


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