[rrd-users] I need help with my rrd file

[Andy Riebs]

Hi,

I think the confusion here is that rrdtool generally works with changes 
rates of change; by specifying the same time for the start and end of the 
period, no change can be calculated.

HTH!
/andy

On Friday 26 September 2008 08:14:51 am alucard95 wrote:
> ok, i progress,
>
> The problem in my command was whis the end because when i execute :
>
> rrdtool update switch.rrd 1222430700:77134872:461597800
>
> and next :
>
> rrdtool fetch switch.rrd AVERAGE --start 1222430400 --end 1222431000
>
> the result is :
>
>                           input              output
>
> 1222430700: 6.7114093960e-01 5.3691275168e+00
> 1222431000: nan nan
> 1222431300: nan nan
>
> My file is not empty, it's good thing :-)
>
> Can i suppose that it is the "N" in my script which is the problem??
> --
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-- 
Andy Riebs,  HP Scalable Computing and Infrastructure / Linux R&D
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