|author||Kuhu Shukla <firstname.lastname@example.org>||Tue Dec 18 09:14:45 2018 -0600|
|committer||Jason Lowe <email@example.com>||Tue Dec 18 09:22:41 2018 -0600|
TEZ-4027. DagAwareYarnTaskScheduler can miscompute blocked vertices and cause a hang Signed-off-by: Jason Lowe <firstname.lastname@example.org> (cherry picked from commit a03181742abbf064557d096b3d3cd231c64c1a2a)
Apache Tez is a generic data-processing pipeline engine envisioned as a low-level engine for higher abstractions such as Apache Hadoop Map-Reduce, Apache Pig, Apache Hive etc.
At its heart, tez is very simple and has just two components: