spark git commit: [SPARK-10379] preserve first page in UnsafeShuffleExternalSorter

Repository: spark Updated Branches: refs/heads/branch-1.5 2fce5d880 -> b846a9dc3 [SPARK-10379] preserve first page in UnsafeShuffleExternalSorter Author: Davies Liu Closes #8543 from davies/preserve_page. (cherry picked from commit

spark git commit: [SPARK-10379] preserve first page in UnsafeShuffleExternalSorter

Repository: spark Updated Branches: refs/heads/master 3ddb9b323 -> 62b4690d6 [SPARK-10379] preserve first page in UnsafeShuffleExternalSorter Author: Davies Liu Closes #8543 from davies/preserve_page. Project: http://git-wip-us.apache.org/repos/asf/spark/repo