Hi Daniel: Thanks for your contribution. Would you be interested in putting it in our official plugin repository?
Cheers, Bernard On Mon, Dec 16, 2013 at 3:04 PM, Daniel M. Weeks <[email protected]> wrote: > Last year I experimented with both the PHP and Python Ganglia Nagios > plugins. I ran into performance problems with both - granted I was > trying to run Nagios and Ganglia together on 1 VM with 2x 2.4 GHz cores > for ~650 hosts and ~5000 services. > > I modified the Python plugin to cache results from gmetad and that > provided a significant speedup, but the sheer volume of interpreter > instances became the big slowdown. I rewrote the plugin in C and saw a > significant reduction in kernel-time overhead. > > If anyone else is interested or may find use from the plugin, I've > finally been cleared to release it: > https://github.com/RPI-HPC/check_ganglia_metric > > I hope at some point to make the Python plugin caching changes available > as well. > > The caching could likely be improved to be less metadata-intensive or > possible in-memory but unfortunately I don't have the time to do that > right now. > > Regards, > > -- > Daniel M. Weeks > Systems Programmer > Center for Computational Innovations > Rensselaer Polytechnic Institute > Troy, NY 12180 > 518-276-4458 > > ------------------------------------------------------------------------------ > Rapidly troubleshoot problems before they affect your business. Most IT > organizations don't have a clear picture of how application performance > affects their revenue. With AppDynamics, you get 100% visibility into your > Java,.NET, & PHP application. Start your 15-day FREE TRIAL of AppDynamics Pro! > http://pubads.g.doubleclick.net/gampad/clk?id=84349831&iu=/4140/ostg.clktrk > _______________________________________________ > Ganglia-general mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/ganglia-general ------------------------------------------------------------------------------ Rapidly troubleshoot problems before they affect your business. Most IT organizations don't have a clear picture of how application performance affects their revenue. With AppDynamics, you get 100% visibility into your Java,.NET, & PHP application. Start your 15-day FREE TRIAL of AppDynamics Pro! http://pubads.g.doubleclick.net/gampad/clk?id=84349831&iu=/4140/ostg.clktrk _______________________________________________ Ganglia-general mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/ganglia-general
