[Bugs] [Bug 1202212] Performance enhancement for RDMA

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1202212



--- Comment #10 from Anand Avati <aavati at redhat.com> ---
COMMIT: http://review.gluster.org/9889 committed in release-3.6 by Raghavendra
Bhat (raghavendra at redhat.com) 
------
commit 7febb66a26f01c94f8e76bb90cf4edd7c6cc1421
Author: Mohammed Rafi KC <rkavunga at redhat.com>
Date:   Tue Feb 17 20:17:58 2015 +0530

    rdma: pre-register iobuf_pool with rdma devices.

            Back port pf : http://review.gluster.org/9506

    registring buffers with rdma device is a time consuming
    operation. So performing registration in code path will
    decrease the performance.
    Using a pre registered memory will give a bettor performance,
    ie, register iobuf_pool during rdma initialization. For
    dynamically created arena, we can register with all the
    device.

    Change-Id: Ic79183e2efd014c43faf5911fdb6d5cfbcee64ca
    BUG: 1202212
    Signed-off-by: Mohammed Rafi KC <rkavunga at redhat.com>
    Reviewed-on: http://review.gluster.org/9506
    Tested-by: Gluster Build System <jenkins at build.gluster.com>
    Reviewed-by: Raghavendra G <rgowdapp at redhat.com>
    Tested-by: Raghavendra G <rgowdapp at redhat.com>
    Reviewed-on: http://review.gluster.org/9889
    Reviewed-by: Raghavendra Bhat <raghavendra at redhat.com>

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