Just a guess....you probably have all 500 nodes using the same multicast
address & port so that each node will know about all the others. The
cluster name only comes from the node that gmetad is currently polling.
Try using a different multicast address for each cluster.
~Jason
On Thu, 2006-02-09 at 09:49 -0800, [EMAIL PROTECTED] wrote:
> Ganglia developers,
>
> I am trying to implement Ganglia on a 500+ node cluster. My goal is to use
> the grid functionality to have the data split up into several groupings (by
> architecture -- it is a non-homogeneous cluster). The issue I am having is
> that every one of my nodes is showing up for all “data_source” definitions.
> In other words, the metrics from all ~500 nodes shows up under each
> data_source heading even though I have defined distinct “cluster names” in
> the /etc/gmond.conf files.
>
> My config files are provided below for reference.
>
> Thanks for any advice you can provide,
> Mike
>
> GANGLIA FRONT-END CONFIGS (web front-end / gmetad / gmond)
> /etc/gmetad.conf
> # data_source "my cluster" 10 localhost my.machine.edu:8649 1.2.3.5:8655
> # data_source "my grid" 50 1.3.4.7:8655 grid.org:8651 grid-backup.org:8651
> # data_source "another source" 1.3.4.7:8655 1.3.4.8
> data_source “Servers” 60 localhost
> data_source "Opterons" 60 hsd380 hsd400
> data_source "Athlons" 60 hsd250 hsd258
> #
>
> /etc/gmond.conf
> }
>
> /* If a cluster attribute is specified, then all gmond hosts are wrapped
> inside
> * of a <CLUSTER> tag. If you do not specify a cluster tag, then all <HOSTS>
> will
> * NOT be wrapped inside of a <CLUSTER> tag. */
> cluster {
> name = "Servers"
> }
>
>
> GANGLIA NODE CONFIGS
> /etc/gmond.conf (on Opteron nodes)
> }
>
> /* If a cluster attribute is specified, then all gmond hosts are wrapped
> inside
> * of a <CLUSTER> tag. If you do not specify a cluster tag, then all <HOSTS>
> will
> * NOT be wrapped inside of a <CLUSTER> tag. */
> cluster {
> name = "Opterons"
> }
>
>
> /etc/gmond.conf (on Athlon nodes)
> }
>
> /* If a cluster attribute is specified, then all gmond hosts are wrapped
> inside
> * of a <CLUSTER> tag. If you do not specify a cluster tag, then all <HOSTS>
> will
> * NOT be wrapped inside of a <CLUSTER> tag. */
> cluster {
> name = "Athlons"
> }
>
>
>
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--
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| Jason A. Smith Email: [EMAIL PROTECTED] |
| Atlas Computing Facility, Bldg. 510M Phone: (631)344-4226 |
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