[rrd-users] water usage

[Rick Dicaire]

On Fri, Jul 23, 2010 at 1:17 PM, A Darren Dunham <ddunham at taos.com> wrote:
> An alternative is to not use "day" steps, but "hour" steps, and leave
> long heartbeats.
>
> --steps=3600
> [...]
> 'RRA:LAST:0.01:1:900' \
> [...]
> rrdtool updatev water.rrd 1279641600:140 1279728000:750 1279814400:190

I effected the above change, and now the graph correctly displays each
days usage. What I don't understand is why this change works. Since
I'm only inputting data once every 86400 sec, why wouldnt I use that
value for --step?