Apache Kafka 0.8 发布了，下载地址：
https://www.apache.org/dyn/closer.cgi?path=/kafka/0.8.0/kafka-0.8.0-src.tgz
Kafka 0.8 包含如下新特性：
[KAFKA-50] - kafka intra-cluster replication support
[KAFKA-188] - Support multiple data directories
[KAFKA-202] - Make the request processing in kafka asynchonous
[KAFKA-203] - Improve Kafka internal metrics
[KAFKA-235] - Add a 'log.file.age' configuration parameter to force rotation of log files after they've reached a certain age
[KAFKA-429] - Expose JMX operation to set logger level dynamically
[KAFKA-475] - Time based log segment rollout
[KAFKA-545] - Add a Performance Suite for the Log subsystem
[KAFKA-546] - Fix commit() in zk consumer for compressed messages
此外还包含大量的改进和 bug 修复，详情请看https://archive.apache.org/dist/kafka/0.8.0/RELEASE_NOTES.html
来自:开源中国社区
