[rrd-users] Re: Problems with xport

Wolfgang Schrimm wolfgang.schrimm at urz.uni-heidelberg.de
Thu Jun 12 11:29:01 MEST 2003


Hi,

Fredrik Wänglund wrote:
> 
> Im trying to export some data from an RRD with the command
> 
> rrdtool xport --step 86400 -s "00:00 01.05.2003" -e "00:00 01.06.2003" 
> DEF:in=mow-adc-001_net.rrd:IN:AVERAGE XPORT:in
...
> In the output there is 90000 seconds (25h) between every row. Why??
> What is the correct syntax to get one row from 00:00 every day?

the xport command is just a wrapper around the internal functions of the 
graph command. Instead of creating a bitmap the data rows produced by 
the graph command's internal functions is xported. Maybe someone who 
knows more about the algorithms used in these functions can help.


-- 
Wolfgang

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