This is a collection of ganglia-related links I put together for an 'Introduction to Ganglia' presentation I'm doing for the Ruby Users of Minnesota.
General Info
- Main project page: http://ganglia.info
- Ganglia wiki: http://sourceforge.net/apps/trac/ganglia/
- Details on new features in the upcoming gweb (ganglia PHP UI) 2.0 release : http://sourceforge.net/apps/trac/ganglia/wiki/ganglia-web-2
- gmond.conf man page. Lots of helpful configuration info: http://linux.die.net/man/5/gmond.conf
Live Demo
RRD
- Getting started with RRD: http://oss.oetiker.ch/rrdtool/tut/rrd-beginners.en.html
- More help defining RRD files: http://www.cuddletech.com/articles/rrd/ar01s02.html
- A little more about how RRD works with Ganglia: http://vuksan.com/blog/2010/12/14/misconceptions-about-rrd-storage/
Custom Metrics
- Repositories for various kinds of custom metric scripts: https://github.com/ganglia
- Libs for embedding gmetric in your application (but not ruby, see below), as well as more information on the gmetric protocol: http://code.google.com/p/embeddedgmetric/
- Using ganglia + Ruby: http://www.igvita.com/2010/01/28/cluster-monitoring-with-ganglia-ruby/
- Ruby lib for making gmetric calls: https://github.com/igrigorik/gmetric
Metrics via log parsing
- ganglia-logtailer: https://bitbucket.org/maplebed/ganglia-logtailer
- Example usage for ganglia-logtailer: http://vuksan.com/linux/ganglia/#Apache_Traffic_Stats
- Logster: https://github.com/etsy/logster
Custom Graphs
Ganglia/Nagios Integration
- Nagios script for watching ganglia metrics: https://github.com/mconigliaro/check_ganglia_metric
- More info on how this works: http://vuksan.com/blog/2011/04/19/use-your-trending-data-for-alerting/
