Hello World, On Friday, December 14, 2012, Olivier Sallou wrote:
> > Le 12/14/12 9:32 AM, Duverne, Cyrille a écrit : > > Hello Olivier, > > Thanks for this feedback. > > My request wasn't clear enough, I already monitor my hosts and I see the > OPENNEBULA-VMS-INFORMATION variable in Ganglia, but I don't know how to use > it to provide graphs on the VM usage. > > Will the VM information be displayed in Sunstone ? In Ganglia ? > > OPENNEBULA-VMS-INFORMATION provides global VM status information to > opennebula. Some graphs are available in Sunstone to monitor the VM help > with this data (when you click on your vm in suntone) > > If you want Ganglia monitoring of your VM, you have to setup gmond in the > VM itself. > Or one can use Host sFlow [1] to gather CPU, RAM and network statistics. There is a blog post [2] describing the installation procedure. Works with Ganglia 3.2+. If you need other metrics you'd have to install gmond inside the VM. Enjoy. [1]: http://host-sflow.sourceforge.net/ [2]: http://blog.sflow.com/2012/01/using-ganglia-to-monitor-virtual.html v > > Olivier > > > Any help is welcome on this. > > Cheers > Cyrille > > > Jeudi 13/12/2012 à 17:31 Olivier Sallou a écrit: > > > Le 12/13/12 3:27 PM, Duverne, Cyrille a écrit : > > Dear mailing-list, (these days it's like saying "dear Santa," [image: :)]) > > I've set up a ganglia environment in my lab and can see the monitoring > information for my hosts. > > I've followed the manual about ganglia integration and updated the nodes, > updated oned.conf, created the cron as follow : > > */1 * * * * oneadmin gmetric -n OPENNEBULA_VMS_INFORMATION -t string -v > `/var/lib/one/remotes/vmm/kvm/poll --kvm` > > I've updated the probe file to point to my central ganglia server. > > But I can't see anything on Ganglia web. > > I might be missing something on the ganglia server side... but what ? > Where are the VM information defines for Ganglia to display them ? > > Ganglia does not provide graphics for the VMs with opennebula. VM > information are stored in a variable accessible for each host with name > OPENNEBULA_VMS_INFORMATION > (base64 encoded). > Then opennebula will trigger ganglia to get the status of the VMs running > on this host. > > OpenNebula uses Ganglia to extract the information, and not the contrary > > If you want to monitor your host with Ganglia you can use standard metrics > provided by gmetric (cpu,ram,...) > > Olivier > > > Thanks in advance for your feedback > Cheers > Cyrille > > > > > _______________________________________________ > Users mailing > listUsers@lists.opennebula.orghttp://lists.opennebula.org/listinfo.cgi/users-opennebula.org > > > -- > Olivier Sallou > IRISA / University of Rennes 1 > Campus de Beaulieu, 35000 RENNES - FRANCE > Tel: 02.99.84.71.95 > > gpg key id: 4096R/326D8438 (keyring.debian.org) > Key fingerprint = 5FB4 6F83 D3B9 5204 6335 D26D 78DC 68DB 326D 8438 > > > > -- > Olivier Sallou > IRISA / University of Rennes 1 > Campus de Beaulieu, 35000 RENNES - FRANCE > Tel: 02.99.84.71.95 > > gpg key id: 4096R/326D8438 (keyring.debian.org) > Key fingerprint = 5FB4 6F83 D3B9 5204 6335 D26D 78DC 68DB 326D 8438 > > >
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