Information about the upcomming mainline releases based on the information from the hadoop mailing lists.
- Feature freeze date: all features should be merged
- Code freeze date - blockers/critical only, no more improvements and non blocker/critical bug-fixes
Version 3.0
Feature freeze date | Sep 15, 2017 |
Code freeze date | |
Planned release date | 2017-11-01 |
Release Manager: | Andrew Wang |
Tracking page | Hadoop 3.0.0 release |
Branch | branch-3.0 |
Planned features:
- Erasure coding
- HADOOP-11656 Classpath isolation
- TimelineService v2 alpha 2
- HDFS router-based federation
- YARN-2915: YARN federation
- HADOOP-13345: S3Guard
HADOOP-9902 Shell script rewrite
HDFS-5570 Removal of hftp in favor of webhdfs
HDFS-7285 Support for Erasure Codes in HDFS
HDFS-1312 Intra-datanode balancer
HDFS-9427 Move default ports out of ephemeral range
Version 3.1
Feature freeze date | Dec 15, 2017 |
Code freeze date | Jan 1, 2018 |
Planned release dae | Jan 15, 2018 |
Release Manager: | Wangda Tan |
Branch | trunk |
Planned features:
- YARN native services (maybe 3.0)
- YARN-5734, Dynamic scheduler queue configuration.
- YARN-5881, Add absolute resource configuration to CapacityScheduler.
- YARN-5673, Container-executor rewrite for better security, extensibility and portability.
- YARN-6223, GPU isolation.
- YARN-5972: Support Pausing/Freezing of opportunistic containers
- API-based scheduler configuration
- Resource profiles
- HDFS Storage Policy Satisfier
- HDFS tiered storage
- HADOOP-13786 : S3Guard committer, which also adds resilience to failures talking to S3 (we barely have any today),
YARN-1011 YARN Oversubscription
Version 2.9
Feature freeze date | |
Code freeze date | |
Planned release date | |
Release Manager: | Subru Krishnan, Arun Suresh |
Branch | branch-2 |
Planned features:
- Scheduler improvements (decoupling allocation from node heartbeat, allocation ID, concurrency fixes, LightResource etc).
- Timeline Service v2
- Opportunistic containers
- Federation
- YARN-5734 API-based scheduler configuration
- YARN-5355 Timeline Service v2,
- HDFS-10467 Router-based federation