commit | bedb9d13aba28db1c00b603e74d2f001a652e809 | [log] [tgz] |
---|---|---|
author | Jason Lowe <jlowe@yahoo-inc.com> | Mon May 08 09:27:51 2017 -0500 |
committer | Jason Lowe <jlowe@yahoo-inc.com> | Mon May 08 09:27:51 2017 -0500 |
tree | 6e055d74c5c5a987c143e431cb0fcc0a9099beee | |
parent | fa3139be253d26f2ac1d401001f8d9e04b1b0e04 [diff] |
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: