Hello Kafka users, developers and client-developers,

This is the fifth candidate for release of Apache Kafka 1.1.0.

https://cwiki.apache.org/confluence/pages/viewpage.action?pageId=75957546

A few highlights:

* Significant Controller improvements (much faster and session expiration edge
cases fixed)
* Data balancing across log directories (JBOD)
* More efficient replication when the number of partitions is large
* Dynamic Broker Configs
* Delegation tokens (KIP-48)
* Kafka Streams API improvements (KIP-205 / 210 / 220 / 224 / 239)

Release notes for the 1.1.0 release:

http://home.apache.org/~rsivaram/kafka-1.1.0-rc4/RELEASE_NOTES.html


*** Please download, test and vote by Tuesday March 27th 4pm PT.


Kafka's KEYS file containing PGP keys we use to sign the release:

http://kafka.apache.org/KEYS


* Release artifacts to be voted upon (source and binary):

http://home.apache.org/~rsivaram/kafka-1.1.0-rc4/


* Maven artifacts to be voted upon:

https://repository.apache.org/content/groups/staging/


* Javadoc:

http://home.apache.org/~rsivaram/kafka-1.1.0-rc4/javadoc/


* Tag to be voted upon (off 1.1 branch) is the 1.1.0 tag:

https://github.com/apache/kafka/tree/1.1.0-rc4



* Documentation:

http://kafka.apache.org/11/documentation.html


* Protocol:

http://kafka.apache.org/11/protocol.html



Thanks,


Rajini

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