GitHub user quanfuw opened a pull request:

    add numa aware support(WIP, not ready for review)

    ## What changes were proposed in this pull request?
    Adds numa aware support for Yarn based deployment mode.
    To Do:
    1. Add support for numa node numbers' configuration and make testing.
    2. Add numa aware support for Mesos based deployment mode and make testing.
    3. Add numa aware support for Standalone deployment mode and make testing.
    ## How was this patch tested?
    1. Manual test
    A case from customer shows the numa aware patch can help shorten the query 
more than 4%.
    2. Bigbench
    Cluster Topo: Master + 4 Slaves (Spark on Yarn)
    CPU: Intel(R) Xeon(R) CPU E5-2699 v3 @ 2.30GHz(72 Cores)
    Memory: 128GB(2 NUMA Nodes)
    NIC: 1x10Gb/Sec
    Disk: Write -1.5GB/Sec, Read- 5GB/Sec
    SW Version: Hadoop-5.7.0 + Spark-2.0.0
    Please review before 
opening a pull request.

You can merge this pull request into a Git repository by running:

    $ git pull master

Alternatively you can review and apply these changes as the patch at:

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #15524
commit 81a00e8100870531b3f9942107912d6af24cc37b
Author: quanfuw <>
Date:   2016-10-18T09:17:11Z

    add numa aware support

commit 76c47af7dfbd77cc81f88355e8ceb9832fed2328
Author: quanfuw <>
Date:   2016-10-18T09:43:52Z

    add numa aware support


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