collectd 5.6.0 发布了，主要更新如下：
Build system: An option to to avoid building the DF plugin against XFS has been added. Thanks to Ruben Kerkhof. #1878
Build system: Autoconf ≥ 2.60, a C99-capable compiler and pkg-config are now required. Thanks to Ruben Kerkhof.
Build system: Building with -Werror is now optional. Thanks to Ruben Kerkhof. #1222
Build system: Many compilation issues on non-Linux platforms have been fixed, leading to wider plugin support. Thanks to Ruben Kerkhof, Dagobert Michelsen, Havard Eidnes and Robert Viduya.
Build system: The configuration summary now also ends up in config.log. Thanks to Sebastian Harl.
collectd: All command-line options now override global options from the config file. Thanks to Sebastian Harl. #366
collectd: A number of unit tests for commonly used functions have been added. Thanks to Florian Forster.
collectd: Plugins start up and read timeouts are now logged. Thanks to Marc Fournier. #1293, #1254
collectd: Support for a timeout has been added to FLUSH callbacks. Thanks to Manuel Luis Sanmartín Rozada.
collectd: The -T command line switch now reports more errors. Thanks to Corey Kosak. #1642
collectd: The max size of value list elements (DATA_MAX_NAME_LEN) has been doubled and is now configurable at build time. Thanks to Amy Lin, Florian Forster and Radu Brumariu. #1120
更新日志：
http://collectd.org/news.shtml
下载地址：
http://collectd.org/download.shtml
collectd是一个守护(daemon)进程，用来收集系统性能和提供各种存储方式来存储不同值的机制。比如以RRD 文件形式。
当系统运行和存储信息的时候，Collectd会周期性统计系统的相关统计信息。那些信息可以用来找到当前系统性能瓶颈。（如作为性能分析 performance analysis）和预测系统未来的load（如能力部署capacity planning）.如果你需要美观的图形来显示您的数据，并且已经厌烦了内部解决方案，恭喜您，你找到了正确的地方。
来自:开源中国社区
