jinxing 85c6ce6193 [SPARK-20426] Lazy initialization of FileSegmentManagedBuffer for shuffle service. ... ## What changes were proposed in this pull request? When application contains large amount of shuffle blocks. NodeManager requires lots of memory to keep metadata(`FileSegmentManagedBuffer`) in `StreamManager`. When the number of shuffle blocks is big enough. NodeManager can run OOM. This pr proposes to do lazy initialization of `FileSegmentManagedBuffer` in shuffle service. ## How was this patch tested? Manually test. Author: jinxing <jinxing6042@126.com> Closes #17744 from jinxing64/SPARK-20426.		2017-04-27 14:06:07 -05:00
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src	[SPARK-20426] Lazy initialization of FileSegmentManagedBuffer for shuffle service.	2017-04-27 14:06:07 -05:00
pom.xml	[SPARK-20453] Bump master branch version to 2.3.0-SNAPSHOT	2017-04-24 21:48:04 -07:00