commit | f6624c1525c54f64bdf28996fc469fa5543df6af | [log] [tgz] |
---|---|---|
author | Jason Lowe <jlowe@apache.org> | Thu May 24 09:09:36 2018 -0500 |
committer | Jason Lowe <jlowe@apache.org> | Thu May 24 09:09:36 2018 -0500 |
tree | d2a88cfed0e53deba203a20559bfead9b612dd1f | |
parent | 7111078e98bddd26520a2f89cfc5c161f669ceea [diff] |
TEZ-3939. Remove performance hit of precondition check in AM for register running task attempt (Jonathan Eagles via jlowe)
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: