2017-01-04

Notable release blockers:

Down to just four release blockers, three of which have patches posted and seem to be close.

HADOOP-13780 (L&N updates): Patch is posted and +1'd, likely will be committed soon.
HADOOP-13896 (distribution tarball missing jars): Tiny patch is posted, pending review and precommit.
YARN-6022 (Revert changes of AbstractResourceRequest): Patch is posted and been reviewed, looks close.
YARN-5667 (Move HBase backend code in ATS v2 into its separate module): One subtask left at YARN-5928, PA but no progress recently.

Development activity

Addressing incompatible changes
- MAPREDUCE-6704: resolved!
- YARN-5882 (issuing YARN delegation tokens even in insecure deployments): Jian reverted YARN-4126 pending further discussion, so no longer a blocker.
- HDFS-11096 (compatibility with 2.x): Sean reviewed the JACC output and posted a big comment on possible source/binary incompatibilities.
Erasure coding
- Still slowly burning down must-dos from the JIRA query.
Classpath isolation (HADOOP-11565)
- HADOOP-11804 (shaded client jars): Initial patch has been committed, Sean also filed follow-on JIRAs for related work we need to clean up before beta1.
Tomcat to Jetty conversions
- HADOOP-13597 (KMS): +1 pending a few nits
- HDFS-10860 (HttpFS): Patch up and gone through initial review

2016-12-09

Notable release blockers:

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