[smokeping-users] Re: RRD Size

[Tobias Oetiker]

Hi Eric,

> So, if I want 60-second steps yet maintain some decent resolution on
> historical data, should I just change all the DB settings to be 5x
> larger in the config?
>
> For example, here are the settings 5x the defaults:
>
> # cons   xff steps rows
> AVERAGE  0.5   1   5040
> AVERAGE  0.5  12   21600
>    MIN  0.5  12   21600
>    MAX  0.5  12   21600
> AVERAGE  0.5 144    3600
>    MAX  0.5 144    3600
>    MIN  0.5 144    3600
>
>
> Will this get what I want, or am I incorrect in assuming I need 5x for
> the historical?

Yes, since you define how many entries the relevant RRA should have
and not how fahr into the past they should reach ...

> Also, if I make these changes, can i do it per probe? I don't want 5x
> for the 300-second interval targets.

you can alter the step size per probe ... and you can have several
instances of the same probe ...

cheers
tobi

-- 
Tobi Oetiker, OETIKER+PARTNER AG, Aarweg 15 CH-4600 Olten
http://it.oetiker.ch tobi at oetiker.ch ++41 62 213 9902

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