Apache Flume 1.5.0 发布于5月22日正式发布（可以在http://flume.apache.org/download.html下载）。Flume是一个分布式、可靠和高可用的服务，用于收集、聚合以及移动大量日志数据，使用一个简单灵活的架构，就流数据模型。这是一个可靠、容错的服务。下面是Apache Flume-ng 1.5.0的Changelog：

What's new in Apache Flume 1.5.0:

May 22nd, 2014
New Feature:

1. Introduce some sort of SpillableChannel
2. Allow SpoolDir to pass just the filename that is the source of an event
3. Flume Context doesn’t support float or double configuration values.
4. Upgrade morphlines to 0.7.0
5. flume-ng-log4jappender Support user supplied headers
6. Elasticsearch Sink for ES HTTP API
7. Added a sink for Kite Datasets
8. Spooling directory should not always consume the oldest file first.

Improvement:

1. Flume User Guide sample configurations need fixing
2. Make SpoolDir work with Sub-Directories
3. Spooling directory source should be able to replace or ignore malformed characters
4. Handle larger payloads via SyslogUDPSource
5. Upgrade morphline library dependency to a 0.5.0 release
6. Reducing duplicate events caused by reset-connection-interval

What's new in Apache Flume 1.3.0:

December 5th, 2012

1. Added HTTP Post Source
2. ElasticSearch Sink
3. Flume adopt message from existing local Scribe
4. Added a multiport syslog source
5. File Channel should support encryption
6. Create a SpoolDirectory Source and Client
7. Load Balancing RPC client should support exponential backoff of failed nodes
8. Dump RollingFileSink’s counter status when agent stops
9. Regex Extractor Interceptor

What's new in Apache Flume 1.2.0:

July 28th, 2012

1. Implemented a Durable Memory Channel
2. Created developer guide for Flume NG
3. Client SDK
4. Implemented a durable FileChannel
5. Implemented Interceptors (previously known as Decorators) for Flume 1.x
6. Implemented an HBase Sink which supports table level access
7. Implemented Timestamp Interceptor
8. Asynchronous HBase Sink