Apache BookKeeper 4.6.0 发布了。Apache BookKeeper 是 ZooKeeper 的子项目，由一个分布式日志服务(BookKeeper)和一个分布式发布和订阅系统(Hedwig)组成。
此次更新覆盖一下领域：
Dependencies Upgrade
Bookie enhancement
BookKeeper Admin REST API
New BookKeeper API
Performance improvement
Deployment or Ease of use
依赖更新：
Upgrade Protobuf to 3.4.
Bookie 增强：
Persistable bookie status.
Introduce Bookie Discovery Interface.
Lifecycle components for managing components in bookie server.
Make bookie recovery work with recovering multiple bookies.
下载地址：
http://www.apache.org/dyn/closer.cgi/bookkeeper
来自:开源中国社区
