Collectd

Collectd官方网站 http://collectd.org
Collectd多服务器监控配置 http://collectd.org/wiki/index.php/Networking_introduction
Collectd前端列表 http://collectd.org/wiki/index.php/List_of_front-ends
系统性能监控利器-collectd详解http://www.drupal001.com/2012/07/system-monitor-collectd/

Collectd的插件很多很强大,这个示例图库中有人收集室内外的温度,还有收集家里所有电器的功率:
http://oss.oetiker.ch/rrdtool/gallery/index.en.html

遇到以下错误解决方案

Filter subsystem: Built-in target `write': Dispatching value to all write plugins failed with status -1.

修改rrdtools模块配置:
https://collectd.org/wiki/index.php/Target:Write
https://collectd.org/wiki/index.php/Plugin:RRDtool
https://jeremy.visser.name/2010/02/enable-caching-in-collectd/
http://collectd.org/faq.shtml

rrdtool plugin: rrd_update_r (/var/lib/collectd/rrd/leon/cpu-0/cpu-interrupt.rrd) failed: opening '/var/lib/collectd/rrd/leon/cpu-0/cpu-interrupt.rrd': No such file or directory
rrdtool plugin: rrd_update_r (/var/lib/collectd/rrd/leon/cpu-0/cpu-nice.rrd) failed: opening '/var/lib/collectd/rrd/leon/cpu-0/cpu-nice.rrd': No such file or directory
rrdtool plugin: rrd_update_r (/var/lib/collectd/rrd/leon/memory/memory-used.rrd) failed: opening '/var/lib/collectd/rrd/leon/memory/memory-used.rrd': No such file or directory
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http://forums.opensuse.org/english/get-technical-help-here/applications/480668-opensuse-12-2-webyast-filling-var-log-messages-similar-error-non-stop.html