GitHub user quanfuw opened a pull request: https://github.com/apache/spark/pull/15524
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 WIP **Setup:** 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 https://cwiki.apache.org/confluence/display/SPARK/Contributing+to+Spark before opening a pull request. You can merge this pull request into a Git repository by running: $ git pull https://github.com/quanfuw/spark master Alternatively you can review and apply these changes as the patch at: https://github.com/apache/spark/pull/15524.patch 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 <quanfu.w...@intel.com> Date: 2016-10-18T09:17:11Z add numa aware support commit 76c47af7dfbd77cc81f88355e8ceb9832fed2328 Author: quanfuw <quanfu.w...@intel.com> Date: 2016-10-18T09:43:52Z add numa aware support ---- --- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. --- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org