[Ganglia-general] min / max on gmetric values?

I'm still coming up to speed on how the PHP/RRD clients work but I am noticing something a little funny when I feed values in via 'gmetric'. I have a simple script that is run by cron that takes temp and fan speed readings from lm_sensors and feeds them to gmond with gmetric. What I notice is

[Ganglia-general] Re: Collect ps info using ganglia?

This could be a very powerful feature. Although transmitting each node's process list could be a little heavy handed as many of the processes that run on a given node are just noise for a person that is monitoring the progress of a particular cluster-wide job... so maybe have the 10 processes