On Wed, Feb 10, 2010 at 2:32 PM, Asher <asher@piceur.co.uk> wrote:
> The data will initially be accessed via a simple GUI which will allow
> browsing over a subset of the data (subsampled down to 1 sample/minute/hour,
> etc.
It sounds like you could use a tool like rrd that keeps various levels
of aggregation and intelligently chooses the right level for the given
query. I think there are such tools though I'm not sure there are any
free ones.
--
greg