>I believe you say that the following two examples result in different
>behaviour:
>
>example 1:
>rrdtool update $filename $time1:$rate1 $time2:$rate2 $time3:$rate3
>$time4:$rate4 $time5:$rate5
>
>example 2:
>rrdtool update $filename $time1:$rate1
>rrdtool update $filename $time2:$rate2
>rrdtool update $filename $time3:$rate3
>rrdtool update $filename $time4:$rate4
>rrdtool update $filename $time5:$rate5
>

The only way I can think of for this to be the case is if one of the $timeX 
variables is 'N'

If course, if the step is 300s and you're updating 5 times in 60s, then the 
final value stored for each datapoint will be the average of 25 samples 
(weighted according to the arrival times)

Steve

Steve Shipway
University of Auckland ITS
UNIX Systems Design Lead
[email protected]
Ph: +64 9 373 7599 ext 86487


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