[rrd-users] RRA weekly aggregation not on Thursday

[Tobias Oetiker]

Hi JL,

Today JL mrtg wrote:

> Hi,
> ¿It's possible to create an RRA weekly aggregation that not aggregate every
> Thursday ? ¿Why no on Sunday or Monday, in fact the day I want?
> I understand, by default an RRA aggregation begins from 1-1-1970.... a
> Thursday :(

this is the same problem as for daily aggregations starting at 0:00
GMT ...

there is no feature to take care of this ...

but patches would certainly be welcome :)

cheers
tobi

>
> My example is:
> ...
> RRA:AVERAGE:0.5:1w:53w
>
> > rrdtool  fetch RRAw.rrd  -s -3w  -r 1w AVERAGE; ./RRAwTraduce.pl
> Thu Feb 18 00:00:00 2016 1455753600: 100 200
> Thu Feb 25 00:00:00 2016 1456358400: 100 200
> Thu Mar  3 00:00:00 2016 1456963200: nan nan
> Thu Mar 10 00:00:00 2016 1457568000: nan nan
>
> I think if I create an RRD with starttime a Sunday or Monday or .... the RRA
> aggregation would do on Sunday or Monday or ....but It seems I was wrong :(
>
> ¿ The only solution is a daily RRA ?
>
> Thank you very much in advance
>
>
>
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-- 
Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten, Switzerland
www.oetiker.ch tobi at oetiker.ch +41 62 775 9902