|author||Jason Lowe <firstname.lastname@example.org>||Mon May 08 09:27:51 2017 -0500|
|committer||Jason Lowe <email@example.com>||Mon May 08 09:27:51 2017 -0500|
TEZ-3696. Jobs can hang when both concurrency and speculation are enabled. Contributed by Eric Badger
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: