[rrd-users] Re: member count graph

Alex van den Bogaerdt alex at ergens.op.het.net
Thu Jun 23 16:01:14 MEST 2005

On Thu, Jun 23, 2005 at 09:03:53AM -0400, Mike Zupan wrote:

> rrdtool create test.rrd --step 120 DS:line1:COUNTER:180:0:U
> RRA:AVERAGE:0.5:1:600 RRA:AVERAGE:0.5:6:700 RRA:AVERAGE:0.5:24:775
> RRA:AVERAGE:0.5:288:797

There is no "start" in this line.  Therefore, the start is "now".
Your updates are before "now".

> rrdtool update test.rrd $time:$count
> $time = timestamp of member join date
> $count = is the current member count

> ERROR: illegal attempt to update using time 1118268121 when last
> update time is 1119531130 (minimum one second step)

1) Make sure you get the input in chronological order (... order by ...).
2) Make sure the database starts before the first timestamp


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